[PATCH] D141389: [DFSAN] Add support for strnlen, strncat, strsep, sscanf and _tolower

[Tomasz Kuchta via Phabricator via cfe-commits]

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This patch adds support for the following libc functions in DFSAN: strnlen, strncat, strsep and sscanf. It further enables _tolower via the options file.


Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D141389

Files:
  compiler-rt/lib/dfsan/dfsan_custom.cpp
  compiler-rt/lib/dfsan/done_abilist.txt
  compiler-rt/test/dfsan/custom.cpp

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