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-rw-r--r--lib/ARCMigrate/TransRetainReleaseDealloc.cpp3
-rw-r--r--test/ARCMT/checking.m1
2 files changed, 3 insertions, 1 deletions
diff --git a/lib/ARCMigrate/TransRetainReleaseDealloc.cpp b/lib/ARCMigrate/TransRetainReleaseDealloc.cpp
index d64250faf0..4eeb47437e 100644
--- a/lib/ARCMigrate/TransRetainReleaseDealloc.cpp
+++ b/lib/ARCMigrate/TransRetainReleaseDealloc.cpp
@@ -70,7 +70,8 @@ public:
if (E->getReceiverKind() == ObjCMessageExpr::Instance)
if (Expr *rec = E->getInstanceReceiver()) {
rec = rec->IgnoreParenImpCasts();
- if (rec->getType().getObjCLifetime() == Qualifiers::OCL_ExplicitNone){
+ if (rec->getType().getObjCLifetime() == Qualifiers::OCL_ExplicitNone &&
+ (E->getMethodFamily() != OMF_retain || isRemovable(E))) {
std::string err = "it is not safe to remove '";
err += E->getSelector().getAsString() + "' message on "
"an __unsafe_unretained type";
diff --git a/test/ARCMT/checking.m b/test/ARCMT/checking.m
index 4dea3b71df..7ab54ceb05 100644
--- a/test/ARCMT/checking.m
+++ b/test/ARCMT/checking.m
@@ -39,6 +39,7 @@ struct UnsafeS {
void test1(A *a, BOOL b, struct UnsafeS *unsafeS) {
[unsafeS->unsafeObj retain]; // expected-error {{it is not safe to remove 'retain' message on an __unsafe_unretained type}} \
// expected-error {{ARC forbids explicit message send}}
+ id foo = [unsafeS->unsafeObj retain]; // no warning.
[a dealloc];
[a retain];
[a retainCount]; // expected-error {{ARC forbids explicit message send of 'retainCount'}}