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authoriains <iains@138bc75d-0d04-0410-961f-82ee72b054a4>2010-06-09 09:27:04 +0000
committeriains <iains@138bc75d-0d04-0410-961f-82ee72b054a4>2010-06-09 09:27:04 +0000
commit9a2be16418443da095232a5d0988b1c9cb3cc928 (patch)
tree307696aa3f195e924bc7c2146bbcf51ca3871cf7 /libmudflap
parentcc06cae202dd2aba335582acc73433d0de44c716 (diff)
downloadgcc-9a2be16418443da095232a5d0988b1c9cb3cc928.tar.gz
config:
PR bootstrap/43170 * tls.m4 (GCC_CHECK_TLS): Add volatile qualifier to the test references. Move the main () test reference ahead of pthread_create(). Add a comment to explain the requirements of the test. libgomp: PR bootstrap/43170 * configure: Regenerate. libjava: PR bootstrap/43170 * configure: Regenerate. libmudflap: PR bootstrap/43170 * configure: Regenerate. libstdc++-v3: PR bootstrap/43170 * configure: Regenerate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160457 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libmudflap')
-rw-r--r--libmudflap/ChangeLog5
-rwxr-xr-xlibmudflap/configure6
2 files changed, 8 insertions, 3 deletions
diff --git a/libmudflap/ChangeLog b/libmudflap/ChangeLog
index 8ea482cd37d..aa88a7326eb 100644
--- a/libmudflap/ChangeLog
+++ b/libmudflap/ChangeLog
@@ -1,3 +1,8 @@
+2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
+
+ PR bootstrap/43170
+ * configure: Regenerate.
+
2010-05-16 Uros Bizjak <ubizjak@gmail.com>
* testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
diff --git a/libmudflap/configure b/libmudflap/configure
index 65b2daa3979..03aec3f3729 100755
--- a/libmudflap/configure
+++ b/libmudflap/configure
@@ -11479,7 +11479,7 @@ else
/* end confdefs.h. */
#include <pthread.h>
__thread int a;
- static int *a_in_other_thread;
+ static int *volatile a_in_other_thread;
static void *
thread_func (void *arg)
{
@@ -11491,11 +11491,11 @@ main ()
{
pthread_t thread;
void *thread_retval;
- int *a_in_main_thread;
+ int *volatile a_in_main_thread;
+ a_in_main_thread = &a;
if (pthread_create (&thread, (pthread_attr_t *)0,
thread_func, (void *)0))
return 0;
- a_in_main_thread = &a;
if (pthread_join (thread, &thread_retval))
return 0;
return (a_in_other_thread == a_in_main_thread);