[llvm-commits] [llvm] r137777 - in /llvm/trunk: lib/Transforms/Scalar/SCCP.cpp test/Transforms/SCCP/undef-resolve.ll

[Chris Lattner]

On Aug 16, 2011, at 3:06 PM, Eli Friedman wrote:

> Author: efriedma
> Date: Tue Aug 16 17:06:31 2011
> New Revision: 137777
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=137777&view=rev
> Log:
> A bunch of misc fixes to SCCPSolver::ResolvedUndefsIn, including a fix to stop
> making random bad assumptions about instructions which are not explicitly listed.  
> 
> Includes fix for rdar://9956541, a version of "undef ^ undef should return
> 0 because it's easier than arguing with users".

Thanks Eli.  That's a hilarious and completely accurate way of looking at this :)

-Chris