config changes for musl libc support
commitca06e9a56f15ca9ce37d7577292709b2c9bbb6ba
authorktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 22 Apr 2015 14:16:41 +0000 (22 14:16 +0000)
committerktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 22 Apr 2015 14:16:41 +0000 (22 14:16 +0000)
tree7dc2b7d7f0eaecfa789b2f5b8f781e385c6dca7d
parente53a4d49c3d03ab8eaddb073cf972c1c46d75338
config changes for musl libc support

On behalf of Szabolcs.Nagy@arm.com

2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>

* config.gcc (LIBC_MUSL): New tm_defines macro.
* config/linux.h (OPTION_MUSL): Define.
(INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
(INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
(INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.

* config/linux.opt (mmusl): New option.
* configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
(gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.

* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222326 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/config.gcc
gcc/config/linux.h
gcc/config/linux.opt
gcc/configure
gcc/configure.ac