re PR target/14925 (libunwind enabled gcc generates incompatible libgcc_s.so.1)
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.
* 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.