[Bug target/14925] libunwind enabled gcc generates incompatible libgcc_s.so.1

["cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-09-04 00:15 -------
Subject: Bug 14925

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	hjl@gcc.gnu.org	2004-09-04 00:15:43

Modified files:
	gcc            : ChangeLog Makefile.in config.gcc config.in 
	                 configure configure.ac gcc.c mklibgcc.in 
	                 unwind-dw2-fde-glibc.c unwind-dw2.c 
	gcc/config     : t-libunwind 
	gcc/config/ia64: t-glibc t-hpux unwind-ia64.c 
	gcc/doc        : install.texi 
Added files:
	gcc            : unwind-compat.c unwind-compat.h 
	                 unwind-dw2-fde-compat.c 
	gcc/config     : t-libunwind-elf 
	gcc/config/ia64: t-glibc-libunwind 

Log message:
	2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
	
	PR target/14925:
	Makefile.in (LIB2ADDEHSTATIC): New.
	(LIB2ADDEHSHARED): New.
	(LIBUNWIND): New.
	(LIBUNWINDDEP): New.
	(SHLIBUNWIND_LINK): New.
	(SHLIBUNWIND_INSTALL): New.
	(libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
	LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
	(clean): Remove libunwind*
	(stage1-start): Remove and copy stage1/libunwind*.
	(stage2-start): Remove and copy stage2/libunwind*.
	(stage3-start): Remove and copy stage3/libunwind*.
	(stage4-start): Remove and copy stage4/libunwind*.
	(stageprofile-start): Remove and copy stageprofile/libunwind*.
	(stagefeedback-start): Remove and copy stagefeedback/libunwind*.
	
	* config.gcc (ia64*-*-linux*): Always add t-libunwind to
	tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
	tmake_file if --with-system-libunwind isn't used.
	
	* config/ia64/t-glibc-libunwind: New file.
	* config/t-libunwind-elf: Likewise.
	* unwind-compat.c: Likewise.
	* unwind-compat.h: Likewise.
	* unwind-dw2-fde-compat.c: Likewise.
	
	* config/ia64/t-glibc (LIB2ADDEH): Updated.
	* config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
	
	* config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
	aliases if needed.
	* unwind-dw2-fde-glibc.c: Likewise.
	* unwind-dw2.c: Likewise.
	
	* config/t-libunwind (LIB2ADDEH): Updated.
	(LIB2ADDEHSTATIC): New.
	(T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
	(TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
	
	* configure.ac: Change --enable-libunwind-exceptions to
	--with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
	* configure: Regenerated.
	* config.in: Updated.
	
	* doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
	above and mention --with-system-libunwind.
	(ia64-*-hpux*): Mention --enable-libunwind-exceptions is
	removed in gcc 3.4.3 and later.
	
	* gcc.c (init_spec): Add -lunwind to -lgcc_s if
	USE_LIBUNWIND_EXCEPTIONS is defined.
	
	* mklibgcc.in: Support libunwind.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/unwind-compat.c.diff?cvsroot=gcc&r1=NONE&r2=2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/unwind-compat.h.diff?cvsroot=gcc&r1=NONE&r2=2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/unwind-dw2-fde-compat.c.diff?cvsroot=gcc&r1=NONE&r2=2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5245&r2=2.5246
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/Makefile.in.diff?cvsroot=gcc&r1=1.1368&r2=1.1369
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config.gcc.diff?cvsroot=gcc&r1=1.487&r2=1.488
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config.in.diff?cvsroot=gcc&r1=1.195&r2=1.196
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/configure.diff?cvsroot=gcc&r1=1.850&r2=1.851
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/configure.ac.diff?cvsroot=gcc&r1=2.61&r2=2.62
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gcc.c.diff?cvsroot=gcc&r1=1.430&r2=1.431
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/mklibgcc.in.diff?cvsroot=gcc&r1=1.70&r2=1.71
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/unwind-dw2-fde-glibc.c.diff?cvsroot=gcc&r1=1.14&r2=1.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/unwind-dw2.c.diff?cvsroot=gcc&r1=1.44&r2=1.45
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/t-libunwind-elf.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/t-libunwind.diff?cvsroot=gcc&r1=1.5&r2=1.6
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/t-glibc-libunwind.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/t-glibc.diff?cvsroot=gcc&r1=1.3&r2=1.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/t-hpux.diff?cvsroot=gcc&r1=1.8&r2=1.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/unwind-ia64.c.diff?cvsroot=gcc&r1=1.25&r2=1.26
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/install.texi.diff?cvsroot=gcc&r1=1.313&r2=1.314



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14925