[LLVMdev] -instcombine broken with fastcall
abergeron at gmail.com
Mon Oct 6 12:29:19 PDT 2008
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.
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