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[Bug sanitizer/67626] Erroneous report on downcast to __numpunct_cache
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 06 Aug 2016 13:48:41 +0000
- Subject: [Bug sanitizer/67626] Erroneous report on downcast to __numpunct_cache
- Auto-submitted: auto-generated
- References: <bug-67626-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67626
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I think the issue here is simply that ubsan isn't used to compile the code in
libstdc++.so where the facets are created, so the vtable is not instrumented.