[Bug target/71652] [5/6/7 Regression] ICE in in ix86_target_macros_internal, at config/i386/i386-c.c:187

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71652

--- Comment #8 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Fri Sep 23 07:55:57 2016
New Revision: 240392

URL: https://gcc.gnu.org/viewcvs?rev=240392&root=gcc&view=rev
Log:
Fix PR target/71652

        PR target/71652
        * config/i386/i386.c (ix86_option_override_internal): Change
        signature and return false when there's an error related to
        arch string.
        (release_options_strings): New function.
        (ix86_valid_target_attribute_tree): Call the function.
        * gcc.target/i386/pr71652.c: New test.
        * gcc.target/i386/pr71652-2.c: New test.
        * gcc.target/i386/pr71652-3.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr71652-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr71652-3.c
    trunk/gcc/testsuite/gcc.target/i386/pr71652.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog