[Bug ipa/84825] [8 Regression] ICE in rebuild_frequencies, at predict.c:4002

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84825

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Tue Mar 20 14:14:17 2018
New Revision: 258683

URL: https://gcc.gnu.org/viewcvs?rev=258683&root=gcc&view=rev
Log:
Handle -fno-guess-branch-probability properly in predict.c (PR ipa/84825).

2018-03-20  Martin Liska  <mli...@suse.cz>

        PR ipa/84825
        * predict.c (rebuild_frequencies): Handle case when we have
        PROFILE_ABSENT, but flag_guess_branch_prob is false.
2018-03-20  Martin Liska  <mli...@suse.cz>

        PR ipa/84825
        * g++.dg/ipa/pr84825.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ipa/pr84825.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/predict.c
    trunk/gcc/testsuite/ChangeLog