[PATCH] D153992: AMDGPU: Remove attempt at simplifying the format string in printf lowering

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D153992#4465550 <https://reviews.llvm.org/D153992#4465550>, @rampitec wrote:

> In D153992#4465528 <https://reviews.llvm.org/D153992#4465528>, @arsenm wrote:
>
>> Just remove simplifyInstruction because the usage here makes no sense
>
> I vaguely remember it was added because we were unable to compile something without it and with -O0. But that was during HSAIL times and likely irrelevant.

I figured it was something like that, but clang -O0 -X -disable-llvm-passes still produces the required direct global reference to printf


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