Add support for attributes on @implementations in Objective-C

We want to make objc_nonlazy_class apply to implementations, but ran into this.
There doesn't seem to be any reason that this isn't supported.

Differential revision: https://reviews.llvm.org/D60542

llvm-svn: 358200

2 files changed, 5 insertions, 4 deletions

diff --git a/clang/test/SemaObjC/attr-objc-non-lazy.m b/clang/test/SemaObjC/attr-objc-non-lazy.m
index 5dc88f7935e..e5de24e422b 100644
--- a/clang/test/SemaObjC/attr-objc-non-lazy.m
+++ b/clang/test/SemaObjC/attr-objc-non-lazy.m
@@ -29,6 +29,7 @@ void foo();
 
 @interface E
 @end
+// expected-error@+1 {{'objc_nonlazy_class' attribute only applies to Objective-C interfaces}}
 __attribute__((objc_nonlazy_class))
-@implementation E // expected-error {{prefix attribute must be followed by an interface or protocol}}
+@implementation E
 @end
diff --git a/clang/test/SemaObjC/objc-asm-attribute-neg-test.m b/clang/test/SemaObjC/objc-asm-attribute-neg-test.m
index f32abd22063..9941189357b 100644
--- a/clang/test/SemaObjC/objc-asm-attribute-neg-test.m
+++ b/clang/test/SemaObjC/objc-asm-attribute-neg-test.m
@@ -19,7 +19,7 @@ __attribute__((objc_runtime_name("MySecretNamespace.Message"))) // expected-erro
   id MyIVAR;
 }
 __attribute__((objc_runtime_name("MySecretNamespace.Message")))
-@property int MyProperty; // expected-error {{prefix attribute must be followed by an interface or protocol}}}}
+@property int MyProperty; // expected-error {{prefix attribute must be followed by an interface, protocol, or implementation}}}}
 
 - (int) getMyProperty __attribute__((objc_runtime_name("MySecretNamespace.Message"))); // expected-error {{'objc_runtime_name' attribute only applies to}}
 
@@ -28,7 +28,7 @@ __attribute__((objc_runtime_name("MySecretNamespace.Message")))
 @end
 
 __attribute__((objc_runtime_name("MySecretNamespace.ForwardClass")))
-@class ForwardClass; // expected-error {{prefix attribute must be followed by an interface or protocol}}
+@class ForwardClass; // expected-error {{prefix attribute must be followed by an interface, protocol, or implementation}}
 
 __attribute__((objc_runtime_name("MySecretNamespace.ForwardProtocol")))
 @protocol ForwardProtocol;
@@ -45,6 +45,6 @@ __attribute__((objc_runtime_name("MySecretNamespace.ForwardProtocol")))
 
 @interface NoImpl @end
 
+// expected-error@+1 {{'objc_runtime_name' attribute only applies to Objective-C interfaces and Objective-C protocols}}
 __attribute__((objc_runtime_name("MySecretNamespace.Message")))
-// expected-error@+1 {{prefix attribute must be followed by an interface or protocol}}
 @implementation NoImpl @end