objc: diagnose misplacement of objc_suppress_autosynthesis
attribute.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147490 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclAttr.cpp b/lib/Sema/SemaDeclAttr.cpp
index 4074afe..22a2cfe 100644
--- a/lib/Sema/SemaDeclAttr.cpp
+++ b/lib/Sema/SemaDeclAttr.cpp
@@ -1581,6 +1581,11 @@
static void handleObjCSuppressAutosynthesisAttr(Sema &S, Decl *D,
const AttributeList &Attr) {
+ if (!isa<ObjCInterfaceDecl>(D)) {
+ S.Diag(Attr.getLoc(), diag::err_suppress_autosynthesis);
+ return;
+ }
+
unsigned NumArgs = Attr.getNumArgs();
if (NumArgs > 0) {
S.Diag(Attr.getLoc(), diag::err_attribute_too_many_arguments) << 0;