[PATCH] D90693: [musttail] Unify musttail call preceding return checking

[Xun Li via Phabricator via llvm-commits]

lxfind created this revision.
lxfind added reviewers: wenlei, rnk.
Herald added subscribers: llvm-commits, modimo, hiraditya.
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There is already an API in BasciBlock that checks and returns the musttail call if it precedes the return instruction.
Use it instead of manually checking in each place.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D90693

Files:
  llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
  llvm/lib/Transforms/Utils/EntryExitInstrumenter.cpp
  llvm/lib/Transforms/Utils/EscapeEnumerator.cpp

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