[PATCH] D27680: [CodeGen] Move lifetime.start of a variable when goto jumps back past its declaration

[Akira Hatanaka via Phabricator via cfe-commits]

ahatanak updated this revision to Diff 82142.
ahatanak added a comment.

Rebase and improve test cases.

- Add "-mllvm -disable-llvm-optzns" to the RUN line.
- Add a test case that shows lifetime.start of a variable isn't moved to the beginning of its scope when the goto leaves the scope.


https://reviews.llvm.org/D27680

Files:
  lib/CodeGen/CGDecl.cpp
  lib/CodeGen/CGExpr.cpp
  lib/CodeGen/CGStmt.cpp
  lib/CodeGen/CodeGenFunction.h
  test/CodeGen/lifetime2.c

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