rt_gccstream/gcc/testsuite/gcc.dg/pr29801.c

25 lines
538 B
C

/* We used to crash in ccp here, because the initial constant value of 2
was changed to 5. */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
static const int a = 2;
int test (int param)
{
int *p = (int *) &a;
if (param)
*p = 5;
return a;
}
/* Check that we return the correct (unchanged) value. */
/* { dg-final { scan-tree-dump-times "return 2" 1 "optimized" } } */
/* { dg-final { scan-tree-dump-times "return 5" 0 "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */