view gcc/testsuite/gcc.dg/fold-overflow-1.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
line wrap: on
line source

/* { dg-do compile } */
/* { dg-require-effective-target int32plus } */
/* { dg-skip-if "No Inf support" { spu-*-* } } */
/* { dg-options "-O -ftrapping-math" } */

/* There should be exactly 2 +Inf in the assembly file.  */

float f1 =  __FLT_MAX__ + __FLT_MAX__;

float foo1(void)
{
  return  __FLT_MAX__ + __FLT_MAX__;
}

float f2 = 1.0f/0.0f;

float foo2(void)
{
  return 1.0f/0.0f;
}

/* { dg-final { scan-assembler-times "2139095040" 2 { target { ! mmix-*-* } } } } */
/* { dg-final { scan-assembler-times "#7f800000" 2 { target mmix-*-* } } } */