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-rw-r--r--clang/lib/Sema/SemaDeclObjC.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index 4d4c82be699..95737af18ac 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -610,7 +610,7 @@ void Sema::CheckProtocolMethodDefs(SourceLocation ImpLoc,
E = PDecl->instmeth_end(); I != E; ++I) {
ObjCMethodDecl *method = *I;
if (method->getImplementationControl() != ObjCMethodDecl::Optional &&
- !InsMap.count(method->getSelector()) &&
+ !method->isSynthesized() && !InsMap.count(method->getSelector()) &&
(!Super || !Super->lookupInstanceMethod(method->getSelector())))
WarnUndefinedMethod(ImpLoc, method, IncompleteImpl);
}
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