https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67258
--- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Author: trippels Date: Wed Sep 9 16:34:59 2015 New Revision: 227591 URL: https://gcc.gnu.org/viewcvs?rev=227591&root=gcc&view=rev Log: Fix sanitizer/67258 by cherry picking upstream patch PR sanitizer/67258 * ubsan/ubsan_type_hash.cc: Cherry pick upstream r244101. Upstraem patch: commit 1d2477faafda9ad2cc19927b3c31efd22747f013 Author: Alexey Samsonov <vonos...@gmail.com> Date: Wed Aug 5 19:35:46 2015 +0000 [UBSan] Fix UBSan-vptr false positive. Offset from vptr to the start of most-derived object can actually be positive in some virtual base class vtables. Patch by Stephan Bergmann! git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@244101 91177308-0d34-0410-b5e6-96231b3b80d8 Added: trunk/gcc/testsuite/g++.dg/ubsan/vptr-10.C Modified: trunk/libsanitizer/ChangeLog trunk/libsanitizer/ubsan/ubsan_type_hash.cc
