[Bug driver/46944] gcc should accept -fuse-linker-plugin only if linker handles -plugin
ro at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Mar 16 09:46:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46944
--- Comment #2 from Rainer Orth <ro at gcc dot gnu.org> 2011-03-16 09:41:24 UTC ---
Author: ro
Date: Wed Mar 16 09:41:16 2011
New Revision: 171039
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171039
Log:
PR lto/46944
* configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
Handle in-tree gold.
(ld_vers): Extract binutils version for gold.
(gcc_cv_ld_hidden): Handle gold here.
(gcc_cv_lto_plugin): Determine level of linker plugin support.
* configure: Regenerate.
* config.in: Regenerate.
* gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
-fuse-linker-plugin otherwise.
(LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
(LINK_COMMAND_SPEC): Use it.
(main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config.in
trunk/gcc/configure
trunk/gcc/configure.ac
trunk/gcc/gcc.c
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