rt_gccstream/gcc/testsuite/gcc.dg/tree-ssa/pr21563.c

18 lines
385 B
C

/* PR tree-optimization/21563
Make sure VRP folds the second "if" statement. */
/* { dg-do compile } */
/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-vrp1-details" } */
int
foo (int a)
{
if (a > 1)
if (a == 0)
return 1;
return 0;
}
/* { dg-final { scan-tree-dump-times "Folding predicate" 1 "vrp1"} } */
/* { dg-final { cleanup-tree-dump "vrp1" } } */