[Bug target/80210] ICE in in extract_insn, at recog.c:2311 on ppc64 for with __builtin_pow

[bergner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80210

--- Comment #20 from Peter Bergner <bergner at gcc dot gnu.org> ---
Author: bergner
Date: Thu Dec 14 17:43:32 2017
New Revision: 255655

URL: https://gcc.gnu.org/viewcvs?rev=255655&root=gcc&view=rev
Log:
gcc/
        Backport from mainline
        2017-10-02  Peter Bergner  <bergner@vnet.ibm.com>

        PR target/80210
        * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
        function to not use the have_cpu variable.  Do not set cpu_index,
        rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
        or the default cpu.
        (rs6000_valid_attribute_p): Remove duplicate initializations of
        old_optimize and func_optimize.
        (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
        (rs6000_activate_target_options): Make global.
        * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
        prototype.

gcc/testsuite/
        Backport from mainline
        2017-10-02  Peter Bergner  <bergner@vnet.ibm.com>

        PR target/80210
        * gcc.target/powerpc/pr80210-2.c: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/gcc.target/powerpc/pr80210-2.c
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/config/rs6000/rs6000-protos.h
    branches/gcc-7-branch/gcc/config/rs6000/rs6000.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog