[libc-commits] [PATCH] D84875: [libc] Adds strrchr implementation.

[Chris Gyurgyik via Phabricator via libc-commits]

cgyurgyik created this revision.
cgyurgyik added a reviewer: sivachandra.
Herald added subscribers: libc-commits, ecnelises, tschuett, mgorny.
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Thought process: A naive approach may first use strlen to find the string length, then memrchr to match. This is similar, but just does both in the same loop. Since '\0' is a valid character to match with, we need to ensure that it is checked after the comparison.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D84875

Files:
  libc/config/linux/aarch64/entrypoints.txt
  libc/config/linux/x86_64/entrypoints.txt
  libc/src/string/CMakeLists.txt
  libc/src/string/strrchr.cpp
  libc/src/string/strrchr.h
  libc/test/src/string/CMakeLists.txt
  libc/test/src/string/strrchr_test.cpp

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