Martin Sebor dd2a6d78ee [InstCombine] Fold memchr of sequences of same characters ...

Enhance memchr libcall folder to handle constant arrays consisting
of one or two sequences of cosecutive equal characters.

Reviewed By: nikic

Differential Revision: https://reviews.llvm.org/D126515

2022-06-07 13:45:10 -06:00

134 KiB

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