[PATCH] CodeGen support for x86_64 SEH catch handlers in LLVM

[John McCall]

I can't review LLVM CodeGen patches; you need a backend person for that.  But one comment:

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Comment at: include/llvm/MC/MCAsmInfo.h:50
@@ -49,2 +49,3 @@
   ItaniumWinEH, /// Itanium EH built on Windows unwind info (.pdata and .xdata)
+  MSVC,         /// MSVC compatible exception handling
 };
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Let's not call this just "MSVC" when we know that MSVC actually uses several different schemes.

http://reviews.llvm.org/D6300