https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68176
--- Comment #16 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Thu Feb 11 09:27:07 2016 New Revision: 233335 URL: https://gcc.gnu.org/viewcvs?rev=233335&root=gcc&view=rev Log: Backported from mainline 2016-01-28 Jakub Jelinek <ja...@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-4_9-branch/libcpp/ChangeLog branches/gcc-4_9-branch/libcpp/files.c