diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr33593.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr33593.C | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr33593.C b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr33593.C new file mode 100644 index 000000000..f5497407f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr33593.C @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -fnon-call-exceptions -fdump-tree-optimized" } */ + +#include <stdio.h> + +void foo (int) { printf ("Bar\n"); } + +int +main (void) +{ + int a = 1 / 0; // { dg-warning "division by zero" } + printf ("Foo\n"); + foo (a); +} + +// The expression 1 / 0 should not be propagated into the call to foo() if it +// may trap. +// { dg-final { scan-tree-dump-times "foo \\(1 \\/ 0\\)" 0 "optimized" } } +// { dg-final { cleanup-tree-dump "optimized" } } |