Author: mstorsjo Date: Tue Dec 11 01:53:11 2018 New Revision: 348836 URL: http://llvm.org/viewvc/llvm-project?rev=348836&view=rev Log: [SEH] Zero-initialize EXCEPTION_RECORD and UNWIND_HISTORY_TABLE before calling RtlUnwindEx
This fixes PR39935. Modified: libunwind/trunk/src/Unwind-seh.cpp Modified: libunwind/trunk/src/Unwind-seh.cpp URL: http://llvm.org/viewvc/llvm-project/libunwind/trunk/src/Unwind-seh.cpp?rev=348836&r1=348835&r2=348836&view=diff ============================================================================== --- libunwind/trunk/src/Unwind-seh.cpp (original) +++ libunwind/trunk/src/Unwind-seh.cpp Tue Dec 11 01:53:11 2018 @@ -374,6 +374,8 @@ _Unwind_Resume(_Unwind_Exception *except CONTEXT ms_ctx; UNWIND_HISTORY_TABLE hist; + memset(&ms_exc, 0, sizeof(ms_exc)); + memset(&hist, 0, sizeof(hist)); ms_exc.ExceptionCode = STATUS_GCC_THROW; ms_exc.ExceptionFlags = EXCEPTION_NONCONTINUABLE; ms_exc.NumberParameters = 4; _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits