diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c b/gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c index ecfe12929cc..0beb5109d40 100644 --- a/gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr81388-1.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -fno-strict-overflow -fdump-tree-ivcanon-details" } */ +/* { dg-options "-O2 -fno-strict-overflow -fdump-tree-tailc-details" } */ void bar(); void foo(char *dst) @@ -11,4 +11,6 @@ void foo(char *dst) } while (dst < end); } -/* { dg-final { scan-tree-dump-times " zero if " 1 "ivcanon" } } */ +/* The loop only iterates once because pointer overflow always has undefined + semantics. As a result, call to bar becomes tail call. */ +/* { dg-final { scan-tree-dump-times "Found tail call " 1 "tailc" } } */ |