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authorArgyrios Kyrtzidis <akyrtzi@gmail.com>2012-03-16 00:10:35 +0000
committerArgyrios Kyrtzidis <akyrtzi@gmail.com>2012-03-16 00:10:35 +0000
commit2af504bf157cce51bdb4a9bab0e6d3b34f898f6e (patch)
tree43dcfa28053f63a1698d17d8e455f39c20461599 /lib/ARCMigrate/Transforms.cpp
parent220419acf26033d794edef802cbb916a4d2896b4 (diff)
[arcmt] iOS is always safe to use 'weak'. rdar://10950825
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@152878 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/ARCMigrate/Transforms.cpp')
-rw-r--r--lib/ARCMigrate/Transforms.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/ARCMigrate/Transforms.cpp b/lib/ARCMigrate/Transforms.cpp
index c0adf16a11..170b7c8e15 100644
--- a/lib/ARCMigrate/Transforms.cpp
+++ b/lib/ARCMigrate/Transforms.cpp
@@ -74,6 +74,10 @@ bool trans::canApplyWeak(ASTContext &Ctx, QualType type,
if (T.isNull())
return false;
+ // iOS is always safe to use 'weak'.
+ if (Ctx.getTargetInfo().getTriple().getOS() == llvm::Triple::IOS)
+ AllowOnUnknownClass = true;
+
while (const PointerType *ptr = T->getAs<PointerType>())
T = ptr->getPointeeType();
if (const ObjCObjectPointerType *ObjT = T->getAs<ObjCObjectPointerType>()) {