From: Roland McGrath <roland@hack.frob.com>
Date: Tue, 16 Dec 2014 23:46:00 +0000 (-0800)
Subject: Revert "Use pragmas rather than makefiles for necessary options for unwind code."
X-Git-Tag: upstream/2.30~6628
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f0481d971e9941004814009c1b0877a43aa10bdb;p=external%2Fglibc.git

Revert "Use pragmas rather than makefiles for necessary options for unwind code."

This reverts commit c324fcfe75c3976ae0b16943df00710e1d0d74f7.
---

diff --git a/ChangeLog b/ChangeLog
index aac7f32..76a9849 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,16 +1,3 @@
-2014-12-16  Roland McGrath  <roland@hack.frob.com>
-
-	* nptl/unwind.c: Use pragma to turn on -fexceptions.
-	* sysdeps/nptl/unwind-forcedunwind.c: Use pragma to turn on
-	-fexceptions and -fasynchronous-unwind-tables.
-	* sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c: Likewise.
-	* sysdeps/gnu/unwind-resume.c: Likewise.
-	* nptl/Makefile (CFLAGS-unwind.c, CFLAGS-unwind-forcedunwind.c):
-	Variables removed.
-	* sysdeps/gnu/Makefile
-	[$(subdir) = csu] (CFLAGS-unwind-resume.c): Likewise.
-	[$(subdir) = rt] (CFLAGS-rt-unwind-resume.c): Likewise.
-
 2014-12-16  Joseph Myers  <joseph@codesourcery.com>
 
 	[BZ #17719]
diff --git a/nptl/Makefile b/nptl/Makefile
index 2b804b2..3d61ec1 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -146,6 +146,9 @@ libpthread-static-only-routines = pthread_atfork
 
 # nptl-init.c contains sigcancel_handler().
 CFLAGS-nptl-init.c = -fexceptions -fasynchronous-unwind-tables
+# The unwind code itself,
+CFLAGS-unwind.c = -fexceptions
+CFLAGS-unwind-forcedunwind.c = -fexceptions -fasynchronous-unwind-tables
 
 # The following three functions must be async-cancel safe.
 CFLAGS-pthread_cancel.c = -fexceptions -fasynchronous-unwind-tables
diff --git a/nptl/unwind.c b/nptl/unwind.c
index e50900e..f109019 100644
--- a/nptl/unwind.c
+++ b/nptl/unwind.c
@@ -25,8 +25,6 @@
 #include "pthreadP.h"
 #include <jmpbuf-unwind.h>
 
-#pragma GCC optimize "-fexceptions"
-
 #ifdef HAVE_FORCED_UNWIND
 
 #ifdef _STACK_GROWS_DOWN
diff --git a/sysdeps/gnu/Makefile b/sysdeps/gnu/Makefile
index 8d407f7..ba495ed 100644
--- a/sysdeps/gnu/Makefile
+++ b/sysdeps/gnu/Makefile
@@ -79,9 +79,11 @@ endif
 ifeq ($(subdir),csu)
 routines += unwind-resume
 shared-only-routines += unwind-resume
+CFLAGS-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
 endif
 
 ifeq ($(subdir),rt)
 librt-sysdep_routines += rt-unwind-resume
 librt-shared-only-routines += rt-unwind-resume
+CFLAGS-rt-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
 endif
diff --git a/sysdeps/gnu/unwind-resume.c b/sysdeps/gnu/unwind-resume.c
index a23d19a..5044a71 100644
--- a/sysdeps/gnu/unwind-resume.c
+++ b/sysdeps/gnu/unwind-resume.c
@@ -21,8 +21,6 @@
 #include <unwind.h>
 #include <gnu/lib-names.h>
 
-#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
-
 static void (*libgcc_s_resume) (struct _Unwind_Exception *exc)
   __attribute__ ((noreturn));
 static _Unwind_Reason_Code (*libgcc_s_personality)
diff --git a/sysdeps/nptl/unwind-forcedunwind.c b/sysdeps/nptl/unwind-forcedunwind.c
index bbb366f..9d7bdc5 100644
--- a/sysdeps/nptl/unwind-forcedunwind.c
+++ b/sysdeps/nptl/unwind-forcedunwind.c
@@ -23,8 +23,6 @@
 #include <sysdep.h>
 #include <gnu/lib-names.h>
 
-#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
-
 static void *libgcc_s_handle;
 static void (*libgcc_s_resume) (struct _Unwind_Exception *exc);
 static _Unwind_Reason_Code (*libgcc_s_personality)
diff --git a/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c b/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c
index 3f347a0..660d148 100644
--- a/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c
+++ b/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c
@@ -21,8 +21,6 @@
 #include <unwind.h>
 #include <pthreadP.h>
 
-#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
-
 static void *libgcc_s_handle;
 static void (*libgcc_s_resume) (struct _Unwind_Exception *exc)
   __attribute_used__;