[DFSAN] Add support for _tolower

I noticed that in some cases _tolower shows as uninstrumented - I've added it as "functional" in the done_abilist.txt file Reviewed by: browneee Differential Revision: https://reviews.llvm.org/D153410
llvm · Jun 22, 2023 · 9875273 · 9875273
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commit 9875273
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/compiler-rt/lib/dfsan/done_abilist.txt b/compiler-rt/lib/dfsan/done_abilist.txt
@@ -88,6 +88,7 @@ fun:isalnum=functional
 fun:ispunct=functional
 fun:isspace=functional
 fun:tolower=functional
+fun:_tolower=functional
 fun:toupper=functional
 
 # Functions that return a value that is data-dependent on the input.