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[Bug c/81306] valgrind error for function warn_for_multistatement_macros in file c-warn.c line 2474
- From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 02 Aug 2017 11:57:26 +0000
- Subject: [Bug c/81306] valgrind error for function warn_for_multistatement_macros in file c-warn.c line 2474
- Auto-submitted: auto-generated
- References: <bug-81306-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81306
--- Comment #9 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Wed Aug 2 11:56:54 2017
New Revision: 250822
URL: https://gcc.gnu.org/viewcvs?rev=250822&root=gcc&view=rev
Log:
PR c/81448
PR c/81306
* c-warn.c (warn_for_multistatement_macros): Prevent bogus
warnings. Avoid walking MACRO_MAP_LOCATIONS.
* c-c++-common/Wmultistatement-macros-13.c: New test.
Added:
trunk/gcc/testsuite/c-c++-common/Wmultistatement-macros-13.c
Modified:
trunk/gcc/c-family/c-warn.c
trunk/gcc/c/ChangeLog
trunk/gcc/testsuite/ChangeLog