[PATCH][LoopStrengthReduce] Don't trim a formula that uses a subset of required registers

[Chandler Carruth]

On Mon, Apr 28, 2014 at 4:26 PM, Adam Nemet <anemet at apple.com> wrote:

> Chandler,
>
> Can you please see why the substitution does not work on your end?  As I
> mentioned above it’s there in the code and it works for me…
>

Again, this isn't about substitutions. This is about a very fundamental and
intrinsic layering violation. LLVM needs to be testable with the LLVM
tools, not exclusively with a single frontend.
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