8sa1-gcc/gcc/testsuite/gcc.c-torture/execute/builtin-constant.c
Diego Novillo 8cd4a35974 re PR rtl-optimization/8423 (CSE1 not propagating __builtin_constant_p enough)
PR optimization/8423
	* gcc.c-torture/execute/builtin-constant.c: New test.

From-SVN: r58760
2002-11-02 17:58:54 -05:00

27 lines
298 B
C

/* PR optimization/8423. */
#define btest(x) __builtin_constant_p(x) ? "1" : "0"
#ifdef __OPTIMIZE__
void
foo (char *i)
{
if (*i == '0')
abort ();
}
#else
void
foo (char *i)
{
}
#endif
int
main (void)
{
int size = sizeof (int);
foo (btest (size));
foo (btest (size));
exit (0);
}