[Bug tree-optimization/77943] [5/6 Regression] Optimization incorrectly commons noexcept calls with non-noexcept calls

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77943

--- Comment #10 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Mon Oct 17 13:19:04 2016
New Revision: 241240

URL: https://gcc.gnu.org/viewcvs?rev=241240&root=gcc&view=rev
Log:
Do not merge BBs with a different EH landing pads (PR

        Backported from mainline
        2016-10-13  Martin Liska  <mliska@suse.cz>

        PR tree-optimization/77943
        * g++.dg/tree-ssa/pr77943.C: New test.
        Backported from mainline
        2016-10-13  Martin Liska  <mliska@suse.cz>

        PR tree-optimization/77943
        * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
        a different EH landing pads.

Added:
    branches/gcc-5-branch/gcc/testsuite/g++.dg/tree-ssa/pr77943.C
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/testsuite/ChangeLog
    branches/gcc-5-branch/gcc/tree-ssa-tail-merge.c