From 75268dd07edc0bae138d0f843c90e6c9cd700683 Mon Sep 17 00:00:00 2001
From: bluhm <>
Date: Thu, 27 Jul 2017 12:31:09 +0000
Subject: Mark the invalid memory location as volatile, otherwise clang would
optimize the access to it with an illegal instruction. But the tests needs a
SIGSEGV, it would fail with SIGILL.
---
src/regress/lib/libc/setjmp-signal/setjmp-signal.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/regress/lib/libc/setjmp-signal/setjmp-signal.c b/src/regress/lib/libc/setjmp-signal/setjmp-signal.c
index 310e4052ef..b50f6b27c5 100644
--- a/src/regress/lib/libc/setjmp-signal/setjmp-signal.c
+++ b/src/regress/lib/libc/setjmp-signal/setjmp-signal.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: setjmp-signal.c,v 1.3 2003/01/03 20:46:05 miod Exp $ */
+/* $OpenBSD: setjmp-signal.c,v 1.4 2017/07/27 12:31:09 bluhm Exp $ */
/*
* Written by Artur Grabowski <art@openbsd.org> 2002 Public Domain.
*/
@@ -19,7 +19,7 @@ main()
{
signal(SIGSEGV, segv_handler);
if (setjmp(jb) == 0) {
- *((int *)0L) = 0;
+ *((volatile int *)0L) = 0;
return (1);
}
return (0);
--
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