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re PR pch/65550 (ICE (segfault) with pch)

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2015-04-09  Richard Biener  <rguenther@suse.de>

	PR pch/65550
	* files.c (pch_open_file): Allow main and pre-included files
	when trying to open a PCH.

From-SVN: r221949
This commit is contained in:
Richard Biener 2015-04-09 13:37:53 +00:00 committed by Richard Biener
parent 3184f36f4f
commit ca70802553
2 changed files with 13 additions and 5 deletions
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6
libcpp/ChangeLog
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@ -1,3 +1,9 @@
2015-04-09 Richard Biener <rguenther@suse.de>
PR pch/65550
* files.c (pch_open_file): Allow main and pre-included files
when trying to open a PCH.
2015-04-06 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/61977

12
libcpp/files.c
View File

@ -291,11 +291,13 @@ pch_open_file (cpp_reader *pfile, _cpp_file *file, bool *invalid_pch)
/* If the file is not included as first include from either the toplevel
file or the command-line it is not a valid use of PCH. */
if (pfile->all_files
&& pfile->all_files->next_file
&& !(pfile->all_files->implicit_preinclude
|| pfile->all_files->next_file->implicit_preinclude))
return false;
for (_cpp_file *f = pfile->all_files; f; f = f->next_file)
if (f->implicit_preinclude)
continue;
else if (f->main_file)
break;
else
return false;
flen = strlen (path);
len = flen + sizeof (extension);