From f816020cc2cbc721af48d71cbb4ab033aadd5ded Mon Sep 17 00:00:00 2001
From: Mark Kettenis <kettenis@cvs.openbsd.org>
Date: Sun, 9 May 2010 15:56:09 +0000
Subject: Mark _MCOUNT_DECL as __used to prevent gcc4 from optimizing it away
 when it is only referenced from inline asm.

ok jsg@
---
 lib/libc/gmon/mcount.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/libc/gmon/mcount.c b/lib/libc/gmon/mcount.c
index b977759b00e..d5faba86654 100644
--- a/lib/libc/gmon/mcount.c
+++ b/lib/libc/gmon/mcount.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mcount.c,v 1.10 2005/08/08 08:05:34 espie Exp $ */
+/*	$OpenBSD: mcount.c,v 1.11 2010/05/09 15:56:08 kettenis Exp $ */
 /*-
  * Copyright (c) 1983, 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -46,7 +46,7 @@
  * both frompcindex and frompc.  Any reasonable, modern compiler will
  * perform this optimization.
  */
-_MCOUNT_DECL(u_long frompc, u_long selfpc);
+_MCOUNT_DECL(u_long frompc, u_long selfpc) __used;
 /* _mcount; may be static, inline, etc */
 _MCOUNT_DECL(u_long frompc, u_long selfpc)
 {
-- 
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