[PATCH] D97924: [LangRef] clarify the semantics of nocapture
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 13 19:54:41 PDT 2021
aqjune added inline comments.
================
Comment at: llvm/docs/LangRef.rst:2691
+ store i8* %c, i8** @glb3
+ call void @g() ; If @g makes a copy of %c that outlives this call (@f), %c is captured
+ store i8* null, i8** @glb3
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To clarify the case when `@f` calls another function, I added this.
If `@g` does not capture pointer (e.g. readnone & willreturn), calling `@g` is fine.
Does this make sense & is consistent with people's understanding?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D97924/new/
https://reviews.llvm.org/D97924
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