Patch to fix Clang armv7 IRGen crash - PR17759

[jahanian]

On Dec 2, 2013, at 4:22 PM, Richard Smith <richard at metafoo.co.uk> wrote:

> This is a frontend bug, not an IRGen bug; the test case is ill-formed. "return;" can be used in a constructor or destructor, but "return <expression-with-type-void>;" cannot.
> 

Ok thanks. Sema patch is attached. Please review.
- Fariborz


	
> 
> On Mon, Dec 2, 2013 at 4:09 PM, jahanian <fjahanian at apple.com> wrote:
> This patch fixes a crash when generating IRGen for armv7 which has ABI of
> implicit return of 'this' for constructors. Please review.
> // rdar://15366494
> - fariborz
> 
> 
> 
> 
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