Author: aurel32
Date: 2012-06-04 10:49:21 +0000 (Mon, 04 Jun 2012)
New Revision: 5283
Added:
glibc-package/trunk/debian/patches/any/cvs-pthread-builtin-expect.diff
Modified:
glibc-package/trunk/debian/changelog
glibc-package/trunk/debian/patches/series
Log:
* patches/any/cvs-pthread-builtin-expect.diff: new patch from upstream to
use __builtin_expect in public headers only on GCC compilers. Closes:
#674412.
Modified: glibc-package/trunk/debian/changelog
===================================================================
--- glibc-package/trunk/debian/changelog 2012-06-03 20:52:09 UTC (rev
5282)
+++ glibc-package/trunk/debian/changelog 2012-06-04 10:49:21 UTC (rev
5283)
@@ -1,6 +1,9 @@
eglibc (2.13-34) UNRELEASED; urgency=low
- *
+ [ Aurelien Jarno ]
+ * patches/any/cvs-pthread-builtin-expect.diff: new patch from upstream to
+ use __builtin_expect in public headers only on GCC compilers. Closes:
+ #674412.
-- Aurelien Jarno <aure...@debian.org> Sun, 03 Jun 2012 22:51:53 +0200
Added: glibc-package/trunk/debian/patches/any/cvs-pthread-builtin-expect.diff
===================================================================
--- glibc-package/trunk/debian/patches/any/cvs-pthread-builtin-expect.diff
(rev 0)
+++ glibc-package/trunk/debian/patches/any/cvs-pthread-builtin-expect.diff
2012-06-04 10:49:21 UTC (rev 5283)
@@ -0,0 +1,51 @@
+2012-06-04 Siddhesh Poyarekar <siddh...@redhat.com>
+ Jakub Jelinek <ja...@redhat.com>
+
+ [BZ #14188]
+ * nptl/sysdeps/pthread/pthread.h
+ [!(defined __GNUC__ && defined __EXCEPTIONS)]
+ (pthread_cleanup_push, pthread_cleanup_push_defer_np): Use
+ __libc_unlikely instead of __builtin_expect.
+
+2012-06-04 Siddhesh Poyarekar <siddh...@redhat.com>
+ Jakub Jelinek <ja...@redhat.com>
+
+ [BZ #14188]
+ * misc/sys/cdefs.h (__glibc_unlikely): New macro to wrap cases
+ where __builtin_expect is unavailable.
+
+--- a/misc/sys/cdefs.h
++++ b/misc/sys/cdefs.h
+@@ -369,6 +369,12 @@
+ # endif
+ #endif
+
++#if __GNUC__ >= 3
++# define __glibc_unlikely(cond) __builtin_expect((cond), 0)
++#else
++# define __glibc_unlikely(cond) (cond)
++#endif
++
+ #include <bits/wordsize.h>
+
+ #if defined __LONG_DOUBLE_MATH_OPTIONAL && defined __NO_LONG_DOUBLE_MATH
+--- a/nptl/sysdeps/pthread/pthread.h
++++ b/nptl/sysdeps/pthread/pthread.h
+@@ -659,7 +659,7 @@ __pthread_cleanup_routine (struct __pthread_cleanup_frame
*__frame)
+ void *__cancel_arg = (arg);
\
+ int __not_first_call = __sigsetjmp ((struct __jmp_buf_tag *) (void *)
\
+ __cancel_buf.__cancel_jmp_buf, 0); \
+- if (__builtin_expect (__not_first_call, 0))
\
++ if (__glibc_unlikely (__not_first_call)) \
+ {
\
+ __cancel_routine (__cancel_arg); \
+ __pthread_unwind_next (&__cancel_buf); \
+@@ -694,7 +694,7 @@ extern void __pthread_unregister_cancel
(__pthread_unwind_buf_t *__buf)
+ void *__cancel_arg = (arg);
\
+ int __not_first_call = __sigsetjmp ((struct __jmp_buf_tag *) (void *)
\
+ __cancel_buf.__cancel_jmp_buf, 0); \
+- if (__builtin_expect (__not_first_call, 0))
\
++ if (__glibc_unlikely (__not_first_call)) \
+ {
\
+ __cancel_routine (__cancel_arg); \
+ __pthread_unwind_next (&__cancel_buf); \
Modified: glibc-package/trunk/debian/patches/series
===================================================================
--- glibc-package/trunk/debian/patches/series 2012-06-03 20:52:09 UTC (rev
5282)
+++ glibc-package/trunk/debian/patches/series 2012-06-04 10:49:21 UTC (rev
5283)
@@ -360,3 +360,4 @@
any/cvs-getpwuid-nsswitch.diff
any/local-sunrpc-dos.diff
any/cvs-ld.so-rpath-origin.diff
+any/cvs-pthread-builtin-expect.diff
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