[PATCH] MinGW-w64 SEH on Win64 support (clang part)

[Alexey Pavlov]

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Comment at: lib/Driver/ToolChains.h:753
@@ -752,2 +752,3 @@
   virtual bool isPICDefaultForced() const;
+  virtual bool UseSEHExceptions() const;
 
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rnk wrote:
> This should start with a lowercase 'u' to adhere to the coding standards in our wonderfully consistent codebase.
I see that it start with uppercase 'U' for others in Toolchain.h, like "UseSjLjExceptions"

http://reviews.llvm.org/D3419