attr-mode.c revision 8e721b714a92de803000c65fb8a57a1d8a810322
1// RUN: %clang_cc1 -triple i686-pc-linux-gnu -DTEST_32BIT_X86 -fsyntax-only \ 2// RUN: -verify %s 3// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -DTEST_64BIT_X86 -fsyntax-only \ 4// RUN: -verify %s 5 6typedef int i16_1 __attribute((mode(HI))); 7int i16_1_test[sizeof(i16_1) == 2 ? 1 : -1]; 8typedef int i16_2 __attribute((__mode__(__HI__))); 9int i16_2_test[sizeof(i16_1) == 2 ? 1 : -1]; 10 11typedef float f64 __attribute((mode(DF))); 12int f64_test[sizeof(f64) == 8 ? 1 : -1]; 13 14typedef int invalid_1 __attribute((mode)); // expected-error{{attribute requires unquoted parameter}} 15typedef int invalid_2 __attribute((mode())); // expected-error{{attribute requires unquoted parameter}} 16typedef int invalid_3 __attribute((mode(II))); // expected-error{{unknown machine mode}} 17typedef struct {int i,j,k;} invalid_4 __attribute((mode(SI))); // expected-error{{mode attribute only supported for integer and floating-point types}} 18typedef float invalid_5 __attribute((mode(SI))); // expected-error{{type of machine mode does not match type of base type}} 19 20typedef unsigned unwind_word __attribute((mode(unwind_word))); 21 22int **__attribute((mode(QI)))* i32; // expected-error{{mode attribute}} 23 24typedef _Complex double c32 __attribute((mode(SC))); 25int c32_test[sizeof(c32) == 8 ? 1 : -1]; 26typedef _Complex float c64 __attribute((mode(DC))); 27typedef _Complex float c80 __attribute((mode(XC))); 28 29// PR6108: Correctly select 'long' built in type on 64-bit platforms for 64 bit 30// modes. Also test other mode-based conversions. 31typedef int i8_mode_t __attribute__ ((__mode__ (__QI__))); 32typedef unsigned int ui8_mode_t __attribute__ ((__mode__ (__QI__))); 33typedef int i16_mode_t __attribute__ ((__mode__ (__HI__))); 34typedef unsigned int ui16_mode_t __attribute__ ((__mode__ (__HI__))); 35typedef int i32_mode_t __attribute__ ((__mode__ (__SI__))); 36typedef unsigned int ui32_mode_t __attribute__ ((__mode__ (__SI__))); 37typedef int i64_mode_t __attribute__ ((__mode__ (__DI__))); 38typedef unsigned int ui64_mode_t __attribute__ ((__mode__ (__DI__))); 39void f_i8_arg(i8_mode_t* x) { (void)x; } 40void f_ui8_arg(ui8_mode_t* x) { (void)x; } 41void f_i16_arg(i16_mode_t* x) { (void)x; } 42void f_ui16_arg(ui16_mode_t* x) { (void)x; } 43void f_i32_arg(i32_mode_t* x) { (void)x; } 44void f_ui32_arg(ui32_mode_t* x) { (void)x; } 45void f_i64_arg(i64_mode_t* x) { (void)x; } 46void f_ui64_arg(ui64_mode_t* x) { (void)x; } 47void test_char_to_i8(signed char* y) { f_i8_arg(y); } 48void test_char_to_ui8(unsigned char* y) { f_ui8_arg(y); } 49void test_short_to_i16(short* y) { f_i16_arg(y); } 50void test_short_to_ui16(unsigned short* y) { f_ui16_arg(y); } 51void test_int_to_i32(int* y) { f_i32_arg(y); } 52void test_int_to_ui32(unsigned int* y) { f_ui32_arg(y); } 53#if TEST_32BIT_X86 54void test_long_to_i64(long long* y) { f_i64_arg(y); } 55void test_long_to_ui64(unsigned long long* y) { f_ui64_arg(y); } 56#elif TEST_64BIT_X86 57void test_long_to_i64(long* y) { f_i64_arg(y); } 58void test_long_to_ui64(unsigned long* y) { f_ui64_arg(y); } 59#else 60#error Unknown test architecture. 61#endif 62