From: Julian Seward <jseward@acm.org>
Date: Fri, 16 Feb 2007 13:57:07 +0000 (+0000)
Subject: --wait-for-gdb=yes: gcc 4.1.2 now appears to delete do-nothing loops, so
X-Git-Tag: svn/VALGRIND_3_3_0~369
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=15f33c3c9152bc5ee5de74b3c1c3c42b09b2d2b1;p=thirdparty%2Fvalgrind.git

--wait-for-gdb=yes: gcc 4.1.2 now appears to delete do-nothing loops, so
make the loop variable volatile so it can't do that.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@6595
---

diff --git a/coregrind/m_main.c b/coregrind/m_main.c
index 5c5c564d34..b54b757fd4 100644
--- a/coregrind/m_main.c
+++ b/coregrind/m_main.c
@@ -1586,7 +1586,8 @@ Int valgrind_main ( Int argc, HChar **argv, HChar **envp )
    /* Hook to delay things long enough so we can get the pid and
       attach GDB in another shell. */
    if (VG_(clo_wait_for_gdb)) {
-      Long q, iters;
+      Long iters;
+      volatile Long q;
       VG_(debugLog)(1, "main", "Wait for GDB\n");
       VG_(printf)("pid=%d, entering delay loop\n", VG_(getpid)());