[PATCH] D137381: [clang][compiler-rt] Exception escape out of an non-unwinding function is an undefined behaviour

[Roman Lebedev via Phabricator via cfe-commits]

lebedev.ri updated this revision to Diff 475649.
lebedev.ri marked an inline comment as done.
lebedev.ri added a comment.

@rjmccall thank you for taking a look!
I do believe this now does the right thing.

I would like to keep this patch minimal.
I have not looked into `-fno-exceptions`,
and i'm not sure about funclets.
I will need to double-check tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D137381/new/

https://reviews.llvm.org/D137381

Files:
  clang/docs/ReleaseNotes.rst
  clang/docs/UndefinedBehaviorSanitizer.rst
  clang/include/clang/Basic/Sanitizers.def
  clang/lib/CodeGen/CGCall.cpp
  clang/lib/CodeGen/CGCleanup.cpp
  clang/lib/CodeGen/CGCleanup.h
  clang/lib/CodeGen/CGException.cpp
  clang/lib/CodeGen/CGExpr.cpp
  clang/lib/CodeGen/CodeGenFunction.cpp
  clang/lib/CodeGen/CodeGenFunction.h
  clang/lib/CodeGen/EHScopeStack.h
  clang/lib/Driver/SanitizerArgs.cpp
  clang/test/CodeGenCXX/catch-exception-escape.cpp
  clang/test/Driver/fsanitize.c
  compiler-rt/lib/ubsan/ubsan_checks.inc
  compiler-rt/lib/ubsan/ubsan_handlers.cpp
  compiler-rt/lib/ubsan/ubsan_handlers.h
  compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp
  compiler-rt/test/ubsan/TestCases/Misc/exception-escape.cpp
  compiler-rt/test/ubsan_minimal/TestCases/exception-escape.cpp

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