1// RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic 2 3// PR1892, PR11354 4void f(double a[restrict][5]) { __typeof(a) x = 10; } // expected-warning {{(aka 'double (*restrict)[5]')}} 5 6int foo (__const char *__path); 7int foo(__const char *__restrict __file); 8 9void func(const char*); // expected-note {{previous declaration is here}} 10void func(char*); // expected-error{{conflicting types for 'func'}} 11 12void g(int (*)(const void **, const void **)); 13void g(int (*compar)()) { 14} 15 16void h(); // expected-note {{previous declaration is here}} 17void h (const char *fmt, ...) {} // expected-error{{conflicting types for 'h'}} 18 19// PR1965 20int t5(b); // expected-error {{parameter list without types}} 21int t6(int x, g); // expected-warning {{type specifier missing, defaults to 'int'}} 22 23int t7(, ); // expected-error {{expected parameter declarator}} expected-error {{expected parameter declarator}} 24int t8(, int a); // expected-error {{expected parameter declarator}} 25int t9(int a, ); // expected-error {{expected parameter declarator}} 26 27 28// PR2042 29void t10(){} 30void t11(){t10(1);} // expected-warning{{too many arguments}} 31 32// PR3208 33void t12(int) {} // expected-error{{parameter name omitted}} 34 35// PR2790 36void t13() { 37 return 0; // expected-error {{void function 't13' should not return a value}} 38} 39int t14() { 40 return; // expected-error {{non-void function 't14' should return a value}} 41} 42 43// <rdar://problem/6097326> 44y(y) { return y; } // expected-warning{{parameter 'y' was not declared, defaulting to type 'int'}} \ 45 // expected-warning{{type specifier missing, defaults to 'int'}} 46 47 48// PR3137, <rdar://problem/6127293> 49extern int g0_3137(void); 50void f0_3137() { 51 int g0_3137(void); 52} 53void f1_3137() { 54 int (*fp)(void) = g0_3137; 55} 56 57void f1static() { 58 static void f2static(int); // expected-error{{function declared in block scope cannot have 'static' storage class}} 59 register void f2register(int); // expected-error{{illegal storage class on function}} 60} 61 62struct incomplete_test a(void) {} // expected-error{{incomplete result type 'struct incomplete_test' in function definition}} \ 63 // expected-note{{forward declaration of 'struct incomplete_test'}} 64 65 66extern __inline 67__attribute__((__gnu_inline__)) 68void gnu_inline1() {} 69 70void 71__attribute__((__gnu_inline__)) // expected-warning {{'gnu_inline' attribute requires function to be marked 'inline', attribute ignored}} 72gnu_inline2() {} 73 74 75// rdar://6802350 76inline foo_t invalid_type() { // expected-error {{unknown type name 'foo_t'}} 77} 78 79typedef void fn_t(void); 80fn_t t17; 81 82// PR4049 83unknown_type t18(void*) { // expected-error {{unknown type name 'unknown_type'}} expected-error{{parameter name omitted}} 84} 85 86unknown_type t19(int* P) { // expected-error {{unknown type name 'unknown_type'}} 87 P = P+1; // no warning. 88} 89 90// missing ',' before '...' 91void t20(int i...) { } // expected-error {{requires a comma}} 92 93int n; 94void t21(int n, int (*array)[n]); 95 96int func_e(int x) { 97 int func_n(int y) { // expected-error {{function definition is not allowed here}} 98 if (y > 22) { 99 return y+2; 100 } else { 101 return y-2; 102 } 103 } 104 return x + 3; 105} 106 107void decays(int a[3][3]); // expected-note {{passing argument to parameter 'a' here}} 108void no_decay(int (*a)[3]); // expected-note {{passing argument to parameter 'a' here}} 109 110void t22(int *ptr, int (*array)[3]) { 111 decays(ptr); // expected-warning {{incompatible pointer types passing 'int *' to parameter of type 'int (*)[3]'}} 112 no_decay(ptr); // expected-warning {{incompatible pointer types passing 'int *' to parameter of type 'int (*)[3]'}} 113 decays(array); 114 no_decay(array); 115} 116