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[Bug c/71602] [6/7 regression] ICE on __builtin_va_arg in build_va_arg, at c-family/c-common.c:5810
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 22 Aug 2016 08:09:20 +0000
- Subject: [Bug c/71602] [6/7 regression] ICE on __builtin_va_arg in build_va_arg, at c-family/c-common.c:5810
- Authentication-results: sourceware.org; auth=none
- Auto-submitted: auto-generated
- References: <bug-71602-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71602
--- Comment #10 from vries at gcc dot gnu.org ---
Created attachment 39482
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39482&action=edit
alternate approach patch
Alternate approach patch, fixing the problem by making canonical_va_list_type
more strict, as suggested at
https://gcc.gnu.org/ml/gcc-patches/2016-06/msg01709.html .
Passes x86_64 m64/m32 bootstrap and reg-test.
Todo: cleanup patch, add changelog entry and submit