1b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar// RUN: %clang_cc1 -fsyntax-only -fopenmp -x c++ -std=c++11 -fexceptions -fcxx-exceptions -verify %s 2c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 3c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesclass S { 4c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines int a; 5c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines S() : a(0) {} 6c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 7c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinespublic: 8c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines S(int v) : a(v) {} 9c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines S(const S &s) : a(s.a) {} 10c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 11c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 12c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesstatic int sii; 134967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+1 {{defined as threadprivate or thread local}} 14b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar#pragma omp threadprivate(sii) 15176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesstatic int globalii; 16c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 1787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// Currently, we cannot use "0" for global register variables. 1887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// register int reg0 __asm__("0"); 1987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarint reg0; 20b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar 21c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint test_iteration_spaces() { 22c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines const int N = 100; 23c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines float a[N], b[N], c[N]; 24c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines int ii, jj, kk; 25c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines float fii; 26c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines double dii; 27b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar register int reg; // expected-warning {{'register' storage class specifier is deprecated}} 28c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 29c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 30c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; i += 1) { 31c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 32c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 33c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 34c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 35c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (char i = 0; i < 10; i++) { 36c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 37c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 38c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 39c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 40c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (char i = 0; i < 10; i += '\1') { 41c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 42c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 43c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 44c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 45c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (long long i = 0; i < 10; i++) { 46c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 47c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 48c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 49c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'double'}} 50c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 51c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (long long i = 0; i < 10; i += 1.5) { 52c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 53c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 54c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 55c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 56c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (long long i = 0; i < 'z'; i += 1u) { 57c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 58c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 59c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 60c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{variable must be of integer or random access iterator type}} 61c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 62c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (float fi = 0; fi < 10.0; fi++) { 63c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[(int)fi] = a[(int)fi] + b[(int)fi]; 64c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 65c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 66c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{variable must be of integer or random access iterator type}} 67c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 68c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (double fi = 0; fi < 10.0; fi++) { 69c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[(int)fi] = a[(int)fi] + b[(int)fi]; 70c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 71c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 7287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 73c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 74c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int &ref = ii; ref < 10; ref++) { 75c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 76c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 7787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 78c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 79c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i; i < 10; i++) 80c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 81c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 82c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 8387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 84c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 85c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0, j = 0; i < 10; ++i) 86c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 87c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 88c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 8987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 90c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 91c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (; ii < 10; ++ii) 92c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 93c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 94c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 95c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+3 {{expression result unused}} 9687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 97c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 98c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii + 1; ii < 10; ++ii) 99c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 100c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 101c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 10287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 103c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 104c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (c[ii] = 0; ii < 10; ++ii) 105c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 106c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 107c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 108c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok to skip parenthesises. 109c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 110c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (((ii)) = 0; ii < 10; ++ii) 111c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 112c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 113c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 114c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 115c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 116c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i; i++) 117c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 118c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 119c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 120c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+3 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 121c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'i'}} 122c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 123c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; jj < kk; ii++) 124c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 125c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 126c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 127c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 128c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 129c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; !!i; i++) 130c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 131c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 132c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 133c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 134c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 135c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i != 1; i++) 136c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 137c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 138c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 139c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 140c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 141c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0;; i++) 142c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 143c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 144c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 145c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok. 146c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 147c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 11; i > 10; i--) 148c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 149c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 150c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 151c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok. 152c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 153c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; ++i) 154c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i]; 155c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 156c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 157c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok. 158c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 159c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ++ii) 160c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 161c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 162c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 163c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 164c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 165c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ++jj) 166c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[jj]; 167c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 168c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 169c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 170c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 171c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ++++ii) 172c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 173c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 174c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 175c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok but undefined behavior (in general, cannot check that incr 176c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// is really loop-invariant). 177c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 178c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii + ii) 179c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 180c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 181c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 182c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'float'}} 183c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 184c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii + 1.0f) 185c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 186c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 187c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 188c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Ok - step was converted to integer type. 189c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 190c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii + (int)1.1f) 191c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 192c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 193c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 194c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 195c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 196c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; jj = ii + 2) 197c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 198c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 199c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 200c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+3 {{relational comparison result unused}} 201c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 202c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 203c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii<10; jj> kk + 2) 204c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 205c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 206c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 207c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 208c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 209c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10;) 210c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 211c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 212c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 213c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+3 {{expression result unused}} 214c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 215c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 216c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; !ii) 217c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 218c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 219c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 220c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 221c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 222c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii ? ++ii : ++jj) 223c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 224c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 225c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 226c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 227c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 228c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii < 10) 229c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 230c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 231c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 232c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 233c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 234c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 235c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii + 0) 236c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 237c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 238c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 239c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 240c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 241c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 242c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii = ii + (int)(0.8 - 0.45)) 243c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 244c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 245c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 246c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 247c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 248c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 249c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; (ii) < 10; ii -= 25) 250c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 251c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 252c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 253c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 254c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 255c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 256c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; (ii < 10); ii -= 0) 257c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 258c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 259c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 260c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 261c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}} 262c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 263c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii > 10; (ii += 0)) 264c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 265c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 266c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 267c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 268c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 269c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 270c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; (ii) = (1 - 1) + (ii)) 271c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 272c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 273c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 274c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 275c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}} 276c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 277c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for ((ii = 0); ii > 10; (ii -= 0)) 278c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 279c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 280c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 281c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 282c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 283c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 284c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; (ii < 10); (ii -= 0)) 285c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 286c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 287c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 288c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+2 {{defined as firstprivate}} 289c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{loop iteration variable in the associated loop of 'omp for' directive may not be firstprivate, predetermined as private}} 290c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for firstprivate(ii) 291c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii++) 292c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 293c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 294c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 295c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+2 {{defined as linear}} 296c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{loop iteration variable in the associated loop of 'omp for' directive may not be linear, predetermined as private}} 297c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for linear(ii) 298c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii++) 299c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 300c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 301c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 302c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for private(ii) 303c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii++) 304c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 305c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 306c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 307c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for lastprivate(ii) 308c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (ii = 0; ii < 10; ii++) 309c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[ii] = a[ii]; 310c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 311c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 312c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines { 3134967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-error@+2 {{loop iteration variable in the associated loop of 'omp for' directive may not be threadprivate or thread local, predetermined as private}} 314c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 315c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (sii = 0; sii < 10; sii += 1) 316c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[sii] = a[sii]; 317c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 318c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 319c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 320176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines { 321b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar#pragma omp for 322b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar for (reg0 = 0; reg0 < 10; reg0 += 1) 323b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar c[reg0] = a[reg0]; 324b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar } 325b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar 326b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar#pragma omp parallel 327b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar { 328b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar#pragma omp for 329b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar for (reg = 0; reg < 10; reg += 1) 330b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar c[reg] = a[reg]; 331b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar } 332b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar 333b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar#pragma omp parallel 334b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar { 335176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp for 336176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines for (globalii = 0; globalii < 10; globalii += 1) 337176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines c[globalii] = a[globalii]; 338176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines } 339176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 340176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp parallel 341176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines { 342176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp for collapse(2) 343176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines for (ii = 0; ii < 10; ii += 1) 344176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines for (globalii = 0; globalii < 10; globalii += 1) 345176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines c[globalii] += a[globalii] + ii; 346176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines } 347176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 348176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp parallel 349c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{statement after '#pragma omp for' must be a for loop}} 350c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 351c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (auto &item : a) { 352c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines item = item + 1; 353c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 354c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 355c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 356c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 357c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'i' to increase on each iteration of OpenMP for loop}} 358c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 359c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (unsigned i = 9; i < 10; i--) { 360c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 361c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 362c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 363c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines int(*lb)[4] = nullptr; 364c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 365c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 366c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int(*p)[4] = lb; p < lb + 8; ++p) { 367c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 368c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 369c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 370c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 371c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 372c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int a{0}; a < 10; ++a) { 373c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 374c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 375c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines return 0; 376c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 377c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 378c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Iterators allowed in openmp for-loops. 379c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesnamespace std { 380c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesstruct random_access_iterator_tag {}; 381c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinestemplate <class Iter> 382c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesstruct iterator_traits { 383c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines typedef typename Iter::difference_type difference_type; 384c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines typedef typename Iter::iterator_category iterator_category; 385c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 386c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinestemplate <class Iter> 387c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinestypename iterator_traits<Iter>::difference_type 388c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesdistance(Iter first, Iter last) { return first - last; } 389c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 390c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesclass Iter0 { 391c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinespublic: 392c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter0() {} 393c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter0(const Iter0 &) {} 394c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter0 operator++() { return *this; } 395c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter0 operator--() { return *this; } 396c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator<(Iter0 a) { return true; } 397c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 398176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+2 {{candidate function not viable: no known conversion from 'GoodIter' to 'Iter0' for 1st argument}} 399176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'Iter0' for 1st argument}} 400c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint operator-(Iter0 a, Iter0 b) { return 0; } 401c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesclass Iter1 { 402c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinespublic: 403c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter1(float f = 0.0f, double d = 0.0) {} 404c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter1(const Iter1 &) {} 405c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter1 operator++() { return *this; } 406c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter1 operator--() { return *this; } 407c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator<(Iter1 a) { return true; } 408c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator>=(Iter1 a) { return false; } 409c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 410c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesclass GoodIter { 411c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinespublic: 412c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter() {} 413c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter(const GoodIter &) {} 414c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter(int fst, int snd) {} 415c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter &operator=(const GoodIter &that) { return *this; } 416c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter &operator=(const Iter0 &that) { return *this; } 417c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter &operator+=(int x) { return *this; } 418176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines GoodIter &operator-=(int x) { return *this; } 419c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines explicit GoodIter(void *) {} 420c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter operator++() { return *this; } 421c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter operator--() { return *this; } 422c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator!() { return true; } 423c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator<(GoodIter a) { return true; } 424c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator<=(GoodIter a) { return true; } 425c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines bool operator>=(GoodIter a) { return false; } 426c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines typedef int difference_type; 427c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines typedef std::random_access_iterator_tag iterator_category; 428c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 4294967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarclass GoodIter1 { 4304967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarpublic: 4314967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1() {} 4324967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1(const GoodIter1 &) {} 4334967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1 &operator++(int) { return *this; } 4344967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1 &operator=(const GoodIter1 &that) { return *this; } 4354967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1 &operator+=(int x) { return *this; } 4364967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar friend long operator-(const GoodIter1 &, const GoodIter1 &); 4374967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1 &operator-(int) { return *this; } 4384967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar bool operator<(GoodIter1 a) { return true; } 4394967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar typedef int difference_type; 4404967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar typedef std::random_access_iterator_tag iterator_category; 4414967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar}; 4424967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2 {{candidate function not viable: no known conversion from 'const Iter0' to 'GoodIter' for 2nd argument}} 443176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}} 444c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint operator-(GoodIter a, GoodIter b) { return 0; } 445176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 3 {{candidate function not viable: requires single argument 'a', but 2 arguments were provided}} 446c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen HinesGoodIter operator-(GoodIter a) { return a; } 4474967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2 {{candidate function not viable: no known conversion from 'const Iter0' to 'int' for 2nd argument}} 448176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}} 449c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen HinesGoodIter operator-(GoodIter a, int v) { return GoodIter(); } 450176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter0' to 'GoodIter' for 1st argument}} 451c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen HinesGoodIter operator+(GoodIter a, int v) { return GoodIter(); } 452176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+2 {{candidate function not viable: no known conversion from 'GoodIter' to 'int' for 1st argument}} 453176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'int' for 1st argument}} 454c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen HinesGoodIter operator-(int v, GoodIter a) { return GoodIter(); } 455176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter0' to 'int' for 1st argument}} 456c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen HinesGoodIter operator+(int v, GoodIter a) { return GoodIter(); } 457c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 458c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint test_with_random_access_iterator() { 459c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter begin, end; 460c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter0 begin0, end0; 461c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 462c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 463c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I < end; ++I) 464c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 465c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 46687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 467c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 468c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter &I = begin; I < end; ++I) 469c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 470c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 471c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 472c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; --I) 473c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 474c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 475c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 476c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 477c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I(begin); I < end; ++I) 478c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 479c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 480c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 481c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 482c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I(nullptr); I < end; ++I) 483c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 484c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 485c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 486c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 487c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I(0); I < end; ++I) 488c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 489c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 490c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 491c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 492c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I(1, 2); I < end; ++I) 493c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 494c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 495c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 496c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (begin = GoodIter(0); begin < end; ++begin) 497c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++begin; 4984967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-error@+4 {{invalid operands to binary expression ('GoodIter' and 'const Iter0')}} 499176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+3 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}} 500c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 501c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 502c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (begin = begin0; begin < end; ++begin) 503c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++begin; 504c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 50587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 506c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 507c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (++begin; begin < end; ++begin) 508c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++begin; 509c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 510c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 511c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (begin = end; begin < end; ++begin) 512c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++begin; 513c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 514c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 515c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 516c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I - I; ++I) 517c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 518c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 519c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 520c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 521c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; begin < end; ++I) 522c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 523c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 524c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 525c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 526c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; !I; ++I) 527c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 528c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 529c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 530c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 531c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 532c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; I = I + 1) 533c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 534c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 535c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 536c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; I = I - 1) 537c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 538c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 539c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}} 540c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 541c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; I = -I) 542c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 543c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 544c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 545c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 546c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 547c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; I = 2 + I) 548c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 549c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 550c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}} 551c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 552c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (GoodIter I = begin; I >= end; I = 2 - I) 553c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 554176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// In the following example, we cannot update the loop variable using '+=' 555176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+3 {{invalid operands to binary expression ('Iter0' and 'int')}} 556c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 557c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 558c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (Iter0 I = begin0; I < end0; ++I) 559c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 560c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 561c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Initializer is constructor without params. 562176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+3 {{invalid operands to binary expression ('Iter0' and 'int')}} 563c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 564c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 565c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (Iter0 I; I < end0; ++I) 566c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 567c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines Iter1 begin1, end1; 568176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+4 {{invalid operands to binary expression ('Iter1' and 'Iter1')}} 569176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+3 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}} 570c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 571c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 572c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (Iter1 I = begin1; I < end1; ++I) 573c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 574c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 575c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 576c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 577c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 578c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (Iter1 I = begin1; I >= end1; ++I) 579c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 580c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 58187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// expected-error@+5 {{invalid operands to binary expression ('Iter1' and 'float')}} 582176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-error@+4 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}} 583c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Initializer is constructor with all default params. 584c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 585c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 586c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (Iter1 I; I < end1; ++I) { 587c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 5884967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar GoodIter1 I1, E1; 5894967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#pragma omp for 5904967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar for (GoodIter1 I = I1; I < E1; I++) 5914967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar ; 592c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines return 0; 593c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 594c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 595c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinestemplate <typename IT, int ST> 596c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesclass TC { 597c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinespublic: 598c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines int dotest_lt(IT begin, IT end) { 599c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 600c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 601c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}} 602c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 603c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I < end; I = I + ST) { 604c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 605c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 606c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 607c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be positive due to this condition}} 608c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}} 609c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 610c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I <= end; I += ST) { 611c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 612c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 613c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 614c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 615c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I < end; ++I) { 616c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 617c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 618c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 619c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 620c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines static IT step() { 621c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines return IT(ST); 622c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 623c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines}; 624c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinestemplate <typename IT, int ST = 0> 625c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint dotest_gt(IT begin, IT end) { 626c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 627c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 2 {{loop step is expected to be negative due to this condition}} 628c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 629c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 630c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I >= end; I = I + ST) { 631c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 632c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 633c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 634c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 2 {{loop step is expected to be negative due to this condition}} 635c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 636c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 637c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I >= end; I += ST) { 638c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 639c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 640c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 641c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 642c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-note@+3 {{loop step is expected to be negative due to this condition}} 643c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 644c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 645c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I >= end; ++I) { 646c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 647c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 648c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 649c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 650c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 651c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (IT I = begin; I < end; I += TC<int, ST>::step()) { 652c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ++I; 653c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 654c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 655c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 656c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesvoid test_with_template() { 657c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines GoodIter begin, end; 658c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines TC<GoodIter, 100> t1; 659c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines TC<GoodIter, -100> t2; 660c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines t1.dotest_lt(begin, end); 661c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines t2.dotest_lt(begin, end); // expected-note {{in instantiation of member function 'TC<GoodIter, -100>::dotest_lt' requested here}} 662c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines dotest_gt(begin, end); // expected-note {{in instantiation of function template specialization 'dotest_gt<GoodIter, 0>' requested here}} 663c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines dotest_gt<unsigned, -10>(0, 100); // expected-note {{in instantiation of function template specialization 'dotest_gt<unsigned int, -10>' requested here}} 664c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 665c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 666c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesvoid test_loop_break() { 667c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines const int N = 100; 668c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines float a[N], b[N], c[N]; 669c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 670c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 671c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; i++) { 672c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 673c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int j = 0; j < 10; ++j) { 674c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (a[i] > b[j]) 675c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; // OK in nested loop 676c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 677c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines switch (i) { 678c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines case 1: 679c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines b[i]++; 680c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; 681c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines default: 682c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; 683c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 684c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[i] > 10) 685c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; // expected-error {{'break' statement cannot be used in OpenMP for loop}} 686c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 687c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[i] > 11) 688c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; // expected-error {{'break' statement cannot be used in OpenMP for loop}} 689c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 690c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 691c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 692c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 693c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; i++) { 694c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int j = 0; j < 10; j++) { 695c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 696c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[i] > 10) { 697c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[i] < 20) { 698c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; // OK 699c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 700c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 701c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 702c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 703c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 704c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 705c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesvoid test_loop_eh() { 706c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines const int N = 100; 707c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines float a[N], b[N], c[N]; 708c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 709c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 710c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; i++) { 711c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines c[i] = a[i] + b[i]; 712c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines try { 713c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int j = 0; j < 10; ++j) { 714c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (a[i] > b[j]) 715c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines throw a[i]; 716c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 717c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines throw a[i]; 718c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } catch (float f) { 719c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (f > 0.1) 720c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines throw a[i]; 721c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines return; // expected-error {{cannot return from OpenMP region}} 722c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 723c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines switch (i) { 724c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines case 1: 725c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines b[i]++; 726c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; 727c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines default: 728c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines break; 729c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 730c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int j = 0; j < 10; j++) { 731c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[i] > 10) 732c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines throw c[i]; 733c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 734c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 735c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (c[9] > 10) 736c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines throw c[9]; // OK 737c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 738c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 739c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for 740c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 10; ++i) { 741c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines struct S { 742c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines void g() { throw 0; } 743c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines }; 744c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 745c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 746c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 747c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesvoid test_loop_firstprivate_lastprivate() { 748c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines S s(4); 749c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp parallel 750c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#pragma omp for lastprivate(s) firstprivate(s) 751c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines for (int i = 0; i < 16; ++i) 752c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines ; 753c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 754176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 755176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesvoid test_ordered() { 756176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp parallel 757176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp for ordered ordered // expected-error {{directive '#pragma omp for' cannot contain more than one 'ordered' clause}} 758176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines for (int i = 0; i < 16; ++i) 759176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines ; 760176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines} 761176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 762176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesvoid test_nowait() { 763176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp parallel 764176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#pragma omp for nowait nowait // expected-error {{directive '#pragma omp for' cannot contain more than one 'nowait' clause}} 765176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines for (int i = 0; i < 16; ++i) 766176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines ; 767176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines} 768