view gcc/testsuite/gcc.dg/tree-ssa/forwprop-10.c @ 131:84e7813d76e9

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

/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre1-details" } */

int b;
unsigned a;

static inline int *g(void)
{
  a = 1;
  return (int*)&a;
}
void test2(void)
{
  b = *g();
}

/* The indirect load should be replaced by a load from a and a
   conversion to int.  FRE should then be able to replace
   the rhs of the store to b by 1.  */

/* { dg-final { scan-tree-dump "Replaced\[^\\n\]*with 1" "fre1" } } */