This test checks for duplicate implementation of the same

property. It also checks for duplicate use of the same ivar
in two different iproperty implementations. It also caught
an error for a test case used in CodeGen :).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@60610 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 54 insertions, 0 deletions

diff --git a/lib/AST/DeclObjC.cpp b/lib/AST/DeclObjC.cpp
index a313acf200..d873ad0746 100644
--- a/lib/AST/DeclObjC.cpp
+++ b/lib/AST/DeclObjC.cpp
@@ -716,6 +716,60 @@ ObjCMethodDecl *ObjCImplementationDecl::getClassMethod(Selector Sel) const {
   return NULL;
 }
 
+/// FindPropertyImplDecl - This method looks up a previous ObjCPropertyImplDecl
+/// added to the list of those properties @synthesized/@dynamic in this
+/// @implementation block.
+///
+ObjCPropertyImplDecl *ObjCImplementationDecl::FindPropertyImplDecl(IdentifierInfo *Id) const {
+  for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i) {
+    ObjCPropertyImplDecl *PID = *i;
+    if (PID->getPropertyDecl()->getIdentifier() == Id)
+      return PID;
+  }
+  return 0;
+}
+
+/// FindPropertyImplIvarDecl - This method lookup the ivar in the list of
+/// properties implemented in this @implementation block and returns it if 
+/// found.
+///
+ObjCPropertyImplDecl *ObjCImplementationDecl::FindPropertyImplIvarDecl(IdentifierInfo *ivarId) const {
+  for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i) {
+    ObjCPropertyImplDecl *PID = *i;
+    if (PID->getPropertyIvarDecl() &&
+        PID->getPropertyIvarDecl()->getIdentifier() == ivarId)
+      return PID;
+  }
+  return 0;
+}
+
+/// FindPropertyImplIvarDecl - This method lookup the ivar in the list of
+/// properties implemented in this category @implementation block and returns it if 
+/// found.
+///
+ObjCPropertyImplDecl *ObjCCategoryImplDecl::FindPropertyImplIvarDecl(IdentifierInfo *ivarId) const {
+  for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i) {
+    ObjCPropertyImplDecl *PID = *i;
+    if (PID->getPropertyIvarDecl() &&
+        PID->getPropertyIvarDecl()->getIdentifier() == ivarId)
+      return PID;
+  }
+  return 0;
+}
+
+/// FindPropertyImplDecl - This method looks up a previous ObjCPropertyImplDecl
+/// added to the list of those properties @synthesized/@dynamic in this
+/// category @implementation block.
+///
+ObjCPropertyImplDecl *ObjCCategoryImplDecl::FindPropertyImplDecl(IdentifierInfo *Id) const {
+  for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i) {
+    ObjCPropertyImplDecl *PID = *i;
+    if (PID->getPropertyDecl()->getIdentifier() == Id)
+      return PID;
+  }
+  return 0;
+}
+
 // lookupInstanceMethod - This method returns an instance method by looking in
 // the class implementation. Unlike interfaces, we don't look outside the
 // implementation.