Message ID | 20160128143239.GA3017@tucnak.redhat.com |
---|---|
State | New |
Headers | show |
On Thu, Jan 28, 2016 at 03:32:39PM +0100, Jakub Jelinek wrote: > Hi! > > As mentioned in the PR, most of the pch tests fail if stdc-predef.h header > includes other headers. I don't have such a system, but changed my > stdc-predef.h to include a dummy header bits/predef.h and this patch fixes > all the tests that failed because of that. > AFAIK file->implicit_preinclude flag is used solely for the PCH purposes, > and this patch makes sure that headers included from implicit_preinclude > headers are also implicit_preinclude. > > Bootstrapped/regtested on x86_64-linux, ok for trunk? > > 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. Ok. Marek
--- libcpp/files.c.jj 2016-01-08 07:42:49.000000000 +0100 +++ libcpp/files.c 2016-01-28 09:53:06.569750380 +0100 @@ -522,7 +522,10 @@ _cpp_find_file (cpp_reader *pfile, const return entry->u.file; file = make_cpp_file (pfile, start_dir, fname); - file->implicit_preinclude = implicit_preinclude; + file->implicit_preinclude + = (implicit_preinclude + || (pfile->buffer + && pfile->buffer->file->implicit_preinclude)); /* Try each path in the include chain. */ for (; !fake ;)