rt_gccstream/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-5.c

17 lines
369 B
C

/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
int
foo (int i)
{
int a, b;
if (i)
a = 3, b = 2;
else
a = 2, b = 3;
return a + b;
}
/* We should detect that a+b is the same along both edges, and replace it with
5 */
/* { dg-final { scan-tree-dump-times "Constified: 1" 1 "pre"} } */
/* { dg-final { cleanup-tree-dump "pre" } } */