From 3fd32d3d22d86ab732b9b997bdabe449b8c53bbe Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Wed, 17 Jan 2024 11:33:14 +0100
Subject: [PATCH] testsuite: Add testcase for already fixed PR [PR110251]
This testcase started to hang at -O3 with r13-4208 and got fixed
with r14-2097.
2024-01-17 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/110251
* gcc.c-torture/compile/pr110251.c: New test.
---
.../gcc.c-torture/compile/pr110251.c | 27 +++++++++++++++++++
1 file changed, 27 insertions(+)
create mode 100644 gcc/testsuite/gcc.c-torture/compile/pr110251.c
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr110251.c b/gcc/testsuite/gcc.c-torture/compile/pr110251.c
new file mode 100644
index 000000000000..e2536586df81
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr110251.c
@@ -0,0 +1,27 @@
+/* PR tree-optimization/110251 */
+
+int a, b;
+signed char c;
+
+int
+foo (int e)
+{
+ if (e >= 'a')
+ return e;
+}
+
+int
+bar (unsigned short e)
+{
+ for (; e; a++)
+ e &= e - 1;
+}
+
+void
+baz (void)
+{
+ while (c < 1)
+ ;
+ for (; bar (c - 1); b = foo (c))
+ ;
+}
--
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