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Use pragmas rather than makefiles for necessary options for unwind code.
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ChangeLog
13
ChangeLog
@ -1,3 +1,16 @@
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2014-12-16 Roland McGrath <roland@hack.frob.com>
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* nptl/unwind.c: Use pragma to turn on -fexceptions.
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* sysdeps/nptl/unwind-forcedunwind.c: Use pragma to turn on
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-fexceptions and -fasynchronous-unwind-tables.
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* sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c: Likewise.
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* sysdeps/gnu/unwind-resume.c: Likewise.
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* nptl/Makefile (CFLAGS-unwind.c, CFLAGS-unwind-forcedunwind.c):
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Variables removed.
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* sysdeps/gnu/Makefile
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[$(subdir) = csu] (CFLAGS-unwind-resume.c): Likewise.
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[$(subdir) = rt] (CFLAGS-rt-unwind-resume.c): Likewise.
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2014-12-16 Joseph Myers <joseph@codesourcery.com>
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[BZ #17719]
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@ -146,9 +146,6 @@ libpthread-static-only-routines = pthread_atfork
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# nptl-init.c contains sigcancel_handler().
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CFLAGS-nptl-init.c = -fexceptions -fasynchronous-unwind-tables
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# The unwind code itself,
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CFLAGS-unwind.c = -fexceptions
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CFLAGS-unwind-forcedunwind.c = -fexceptions -fasynchronous-unwind-tables
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# The following three functions must be async-cancel safe.
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CFLAGS-pthread_cancel.c = -fexceptions -fasynchronous-unwind-tables
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@ -25,6 +25,8 @@
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#include "pthreadP.h"
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#include <jmpbuf-unwind.h>
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#pragma GCC optimize "-fexceptions"
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#ifdef HAVE_FORCED_UNWIND
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#ifdef _STACK_GROWS_DOWN
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@ -79,11 +79,9 @@ endif
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ifeq ($(subdir),csu)
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routines += unwind-resume
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shared-only-routines += unwind-resume
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CFLAGS-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
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endif
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ifeq ($(subdir),rt)
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librt-sysdep_routines += rt-unwind-resume
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librt-shared-only-routines += rt-unwind-resume
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CFLAGS-rt-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
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endif
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@ -21,6 +21,8 @@
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#include <unwind.h>
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#include <gnu/lib-names.h>
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#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
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static void (*libgcc_s_resume) (struct _Unwind_Exception *exc)
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__attribute__ ((noreturn));
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static _Unwind_Reason_Code (*libgcc_s_personality)
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@ -23,6 +23,8 @@
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#include <sysdep.h>
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#include <gnu/lib-names.h>
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#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
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static void *libgcc_s_handle;
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static void (*libgcc_s_resume) (struct _Unwind_Exception *exc);
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static _Unwind_Reason_Code (*libgcc_s_personality)
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@ -21,6 +21,8 @@
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#include <unwind.h>
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#include <pthreadP.h>
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#pragma GCC optimize ("-fexceptions", "-fasynchronous-unwind-tables")
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static void *libgcc_s_handle;
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static void (*libgcc_s_resume) (struct _Unwind_Exception *exc)
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__attribute_used__;
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