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-rw-r--r--include/clang/Basic/DiagnosticKinds.def2
-rw-r--r--lib/Sema/SemaDeclObjC.cpp5
-rw-r--r--test/SemaObjC/property-12.m6
3 files changed, 8 insertions, 5 deletions
diff --git a/include/clang/Basic/DiagnosticKinds.def b/include/clang/Basic/DiagnosticKinds.def
index 03787dfa62..20337f0aed 100644
--- a/include/clang/Basic/DiagnosticKinds.def
+++ b/include/clang/Basic/DiagnosticKinds.def
@@ -448,6 +448,8 @@ DIAG(err_objc_unexpected_attr, ERROR,
"prefix attribute must be followed by an interface or protocol")
DIAG(err_objc_property_attr_mutually_exclusive, ERROR,
"property attributes '%0' and '%1' are mutually exclusive")
+DIAG(warn_objc_property_attr_mutually_exclusive, WARNING,
+ "property attributes '%0' and '%1' are mutually exclusive")
DIAG(warn_objc_property_no_assignment_attribute, WARNING,
"no 'assign', 'retain', or 'copy' attribute is specified - 'assign' is assumed")
DIAG(warn_objc_property_default_assign_on_object, WARNING,
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 828e1fc8c6..5e9e2b21e2 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1299,9 +1299,10 @@ void Sema::CheckObjCPropertyAttributes(QualType PropertyTy,
(Attributes & ObjCDeclSpec::DQ_PR_copy) ?
"copy" : "retain";
- Diag(Loc, diag::err_objc_property_attr_mutually_exclusive)
+ Diag(Loc, (Attributes & (ObjCDeclSpec::DQ_PR_readwrite)) ?
+ diag::err_objc_property_attr_mutually_exclusive :
+ diag::warn_objc_property_attr_mutually_exclusive)
<< "readonly" << which;
- return;
}
// Check for copy or retain on non-object types.
diff --git a/test/SemaObjC/property-12.m b/test/SemaObjC/property-12.m
index bdd026d32f..659ffa1d05 100644
--- a/test/SemaObjC/property-12.m
+++ b/test/SemaObjC/property-12.m
@@ -1,15 +1,15 @@
// RUN: clang -fsyntax-only -verify %s
@protocol P0
-@property(readonly,assign) id X; // expected-error {{property attributes 'readonly' and 'assign' are mutually exclusive}}
+@property(readonly,assign) id X; // expected-warning {{property attributes 'readonly' and 'assign' are mutually exclusive}}
@end
@protocol P1
-@property(readonly,retain) id X; // expected-error {{property attributes 'readonly' and 'retain' are mutually exclusive}}
+@property(readonly,retain) id X; // expected-warning {{property attributes 'readonly' and 'retain' are mutually exclusive}}
@end
@protocol P2
-@property(readonly,copy) id X; // expected-error {{property attributes 'readonly' and 'copy' are mutually exclusive}}
+@property(readonly,copy) id X; // expected-warning {{property attributes 'readonly' and 'copy' are mutually exclusive}}
@end
@protocol P3