1 unsigned short bswap16(void); 2 unsigned short bswap16(void) 3 { 4 return __builtin_bswap16(0x1234); 5 } 6 7 unsigned int bswap32(void); 8 unsigned int bswap32(void) 9 { 10 return __builtin_bswap32(0x12345678); 11 } 12 13 unsigned long long bswap64(void); 14 unsigned long long bswap64(void) 15 { 16 return __builtin_bswap64(0x123456789abcdef0ULL); 17 } 18 19 unsigned int half_constant(void); 20 unsigned int half_constant(void) 21 { 22 int v = 0x12345678; 23 return __builtin_bswap32(v); 24 } 25 /* 26 * check-name: builtin-bswap-constant 27 * check-command: test-linearize $file 28 * 29 * check-output-ignore 30 * check-output-excludes: __builtin_bswap 31 * check-output-contains:ret.16 *.0x3412 32 * check-output-contains:ret.32 *.0x78563412 33 * check-output-contains:ret.64 *.0xf0debc9a78563412 34 */ 35