Improve -Wuninitialized warning under ARC for block variables that are
recursively captured.
Under ARC, a block variable is zero-initialized when it is recursively
captured by the block literal initializer.
rdar://problem/11022762
llvm-svn: 359049
diff --git a/clang/lib/Sema/AnalysisBasedWarnings.cpp b/clang/lib/Sema/AnalysisBasedWarnings.cpp
index d4aa701..7afe446 100644
--- a/clang/lib/Sema/AnalysisBasedWarnings.cpp
+++ b/clang/lib/Sema/AnalysisBasedWarnings.cpp
@@ -998,7 +998,8 @@
if (VD->getType()->isBlockPointerType() && !VD->hasAttr<BlocksAttr>())
S.Diag(BE->getBeginLoc(),
diag::warn_uninit_byref_blockvar_captured_by_block)
- << VD->getDeclName();
+ << VD->getDeclName()
+ << VD->getType().getQualifiers().hasObjCLifetime();
else
DiagUninitUse(S, VD, Use, true);
}