[llvm-commits] [llvm] r65976 - in /llvm/trunk: lib/Transforms/Scalar/InstructionCombining.cpp lib/Transforms/Utils/BasicBlockUtils.cpp test/DebugInfo/2009-03-03-store-to-load-forward.ll

[Chris Lattner]

On Mar 3, 2009, at 2:36 PM, Dale Johannesen wrote:

> Author: johannes
> Date: Tue Mar  3 16:36:47 2009
> New Revision: 65976
>
> URL: http://llvm.org/viewvc/llvm-project?rev=65976&view=rev
> Log:
> Instruction counters must skip the bitcasts that
> feed into llvm.dbg.declare nodes, as well as
> the debug directives themselves.

Hey Dale,

How about *never* counting pointer<->pointer bitcasts?  They do not  
codegen to anything, and it is simpler to unconditionally skip them.

-Chris