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Diffstat (limited to 'docs/MSVCCompatibility.rst')
| -rw-r--r-- | docs/MSVCCompatibility.rst | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/docs/MSVCCompatibility.rst b/docs/MSVCCompatibility.rst index 1dba9e865b..8f5d70e85e 100644 --- a/docs/MSVCCompatibility.rst +++ b/docs/MSVCCompatibility.rst @@ -84,9 +84,16 @@ The status of major ABI-impacting C++ features: * RTTI: :good:`Complete`. Generation of RTTI data structures has been finished, along with support for the ``/GR`` flag. -* Exceptions and SEH: :partial:`Minimal`. Clang can parse both constructs, but - does not know how to emit compatible handlers. Clang can throw and rethrow - C++ exceptions. +* Exceptions and SEH: :partial:`Partial`. C++ exceptions (``try`` / ``catch``) + and structured exceptions (``__try`` / ``__except`` / ``__finally``) mostly + work on x64. 32-bit exception handling support is being worked on. LLVM does + not model asynchronous exceptions, so it is currently impossible to catch an + asynchronous exception generated in the same frame as the catching ``__try``. + C++ exception specifications are ignored, but this is `consistent with Visual + C++`_. + +.. _consistent with Visual C++: + https://msdn.microsoft.com/en-us/library/wfa0edys.aspx * Thread-safe initialization of local statics: :none:`Unstarted`. We are ABI compatible with MSVC 2013, which does not support thread-safe local statics. |