[Bug pch/68176] [4.9/5 Regression] all pch tests fail on eglibc systems (with bits/predefs.h)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68176

--- Comment #14 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Feb 10 18:43:01 2016
New Revision: 233299

URL: https://gcc.gnu.org/viewcvs?rev=233299&root=gcc&view=rev
Log:
        Backported from mainline
        2016-01-28  Jakub Jelinek  <jakub@redhat.com>

        PR pch/68176
        * files.c (_cpp_find_file): Set file->implicit_preinclude even if
        included from file->implicit_preinclude header.

Modified:
    branches/gcc-5-branch/libcpp/ChangeLog
    branches/gcc-5-branch/libcpp/files.c