[Bug c++/84686] [6/7 Regression] Parenthesized discarded value expression are not evaluated with option -std=c++14

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84686

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Mon Mar  5 14:28:15 2018
New Revision: 258246

URL: https://gcc.gnu.org/viewcvs?rev=258246&root=gcc&view=rev
Log:
        PR c++/84686 - missing volatile loads.

        * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.

Added:
    branches/gcc-6-branch/gcc/testsuite/g++.dg/tree-ssa/volatile2.C
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/cvt.c