[Bug bootstrap/43170] gcc 4.5 20100218 bootstrap compare fails on os x 10.6

howarth at nitro dot med dot uc dot edu gcc-bugzilla@gcc.gnu.org
Thu Jun 3 18:20:00 GMT 2010



------- Comment #69 from howarth at nitro dot med dot uc dot edu  2010-06-03 18:20 -------
So the tls tests in the generated configure should be changed as follows?

--- gcc-4.5.0/libgomp/configure.orig    2010-06-03 13:05:23.000000000 -0400
+++ gcc-4.5.0/libgomp/configure 2010-06-03 13:41:14.000000000 -0400
@@ -15379,7 +15379,8 @@
 /* end confdefs.h.  */
 #include <pthread.h>
                __thread int a;
-               static int *a_in_other_thread;
+               int *a_in_other_thread;
+               int *a_in_main_thread;
                static void *
                thread_func (void *arg)
                {
@@ -15391,11 +15392,10 @@
 {
 pthread_t thread;
                void *thread_retval;
-               int *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);


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43170



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