rt_gccstream/gcc/testsuite/gcc.dg/builtin-bswap-3.c

21 lines
327 B
C

/* { dg-do run } */
/* { dg-require-effective-target stdint_types } */
/* { dg-options "" } */
#include <stdint.h>
extern void abort (void);
int main (void)
{
uint32_t a = 0x80000000;
uint32_t b;
b = __builtin_bswap32 (a);
a = __builtin_bswap32 (b);
if (b != 0x80 || a != 0x80000000)
abort ();
return 0;
}