[llvm-bugs] [Bug 39378] msan false positive on std::set destructor
via llvm-bugs
llvm-bugs at lists.llvm.org
Mon Oct 22 14:57:16 PDT 2018
https://bugs.llvm.org/show_bug.cgi?id=39378
Evgenii Stepanov <eugeni.stepanov at gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |INVALID
CC| |eugeni.stepanov at gmail.com
--- Comment #1 from Evgenii Stepanov <eugeni.stepanov at gmail.com> ---
MSan requires that libc++ / libstdc++ is built with MSan, too.
What's probably happening here is memory initialized in stdlib invisible to
MSan, and then accessed in an inlined (and instrumented) destructor.
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