gcc/testsuite/gcc.dg/tree-ssa/pr30314.c

/* PR middle-end/30314 */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
/* { dg-final { scan-tree-dump-not "\.MUL_OVERFLOW " "optimized" } } */
/* { dg-final { scan-tree-dump " > 122713351" "optimized" { target int32 } } } */
/* { dg-final { scan-tree-dump " > 527049830677415760" "optimized" { target lp64 } } } */
/* { dg-final { scan-tree-dump " > 102261126" "optimized" { target int32 } } } */
/* { dg-final { scan-tree-dump " > 439208192231179800" "optimized" { target lp64 } } } */

__attribute__((noipa)) int
foo (unsigned int x)
{
  return __builtin_mul_overflow_p (x, 35U, 0U);
}

__attribute__((noipa)) int
bar (unsigned long int x)
{
  return __builtin_mul_overflow_p (x, 35UL, 0UL);
}

__attribute__((noipa)) int
baz (unsigned int x)
{
  return __builtin_mul_overflow_p (42, x, 0U);
}

__attribute__((noipa)) int
qux (unsigned long int x)
{
  return __builtin_mul_overflow_p (42, x, 0UL);
}