[LLVMdev] -instcombine broken with fastcall

[Arnaud Bergeron]

2008/10/6 Chris Lattner <clattner at apple.com>:
>
> On Oct 5, 2008, at 10:55 PM, Arnaud Bergeron wrote:
>
>> I found this with LLVM 2.3 and reproduced with svn as of about thirty
>> minutes ago and they both fail in the same way.
>>
>> If you run this code through opt -instcombine
>
> Your input code has undefined behavior.  You have to mark the callsite
> as fastcc also.

Thanks.  I didn't know that.

Arnaud

> -Chris
>
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