[llvm-commits] [llvm] r166475 - /llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp

[David Blaikie]

On Tue, Oct 23, 2012 at 2:07 AM, Duncan Sands <baldrick at free.fr> wrote:
> Author: baldrick
> Date: Tue Oct 23 04:07:02 2012
> New Revision: 166475
>
> URL: http://llvm.org/viewvc/llvm-project?rev=166475&view=rev
> Log:
> Fix typo that somehow escaped both testing and code inspection.

Is it at all practical to figure out what test coverage was missing & add it?

>
> Modified:
>     llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp
>
> Modified: llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp?rev=166475&r1=166474&r2=166475&view=diff
> ==============================================================================
> --- llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp (original)
> +++ llvm/trunk/lib/Transforms/InstCombine/InstructionCombining.cpp Tue Oct 23 04:07:02 2012
> @@ -965,7 +965,7 @@
>          continue;
>        }
>
> -      if (Cast->getOperand(0)) {
> +      if (Cast->getOpcode() == Instruction::Trunc) {
>          // Op is truncated from a larger type, descale in the larger type.
>          // Suppose Op = trunc X, and we descale X as Y * sext Scale.  Then
>          //   trunc (Y * sext Scale) = (trunc Y) * Scale
>
>
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