[Bug c++/79377] [6 Regression] ICE with increment operator in -fpermissive mode

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79377

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Feb 15 07:03:30 2017
New Revision: 245469

URL: https://gcc.gnu.org/viewcvs?rev=245469&root=gcc&view=rev
Log:
        Backported from mainline
        2017-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR c++/79377
        * tree.c (build_min_non_dep_op_overload): For POST{INC,DEC}REMENT_EXPR
        allow one fewer than expected arguments if flag_permissive.

        * g++.dg/lookup/pr79377.C: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/g++.dg/lookup/pr79377.C
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/tree.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog