Last patch, for now, to privde ObjC's encoding of types.

We now pass all gcc's encoding compatibility tests.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61387 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index b9514f35a0..c5b451740a 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -1859,6 +1859,16 @@ void ASTContext::getObjCEncodingForTypeImpl(QualType T, std::string& S,
       return;
     }
     else if (PointeeTy->isObjCInterfaceType()) {
+      if (dyn_cast<TypedefType>(PointeeTy.getTypePtr())) {
+        // Another historical/compatibility reason.
+        // We encode the underlying type which comes out as 
+        // {...};
+        S += '^';
+        getObjCEncodingForTypeImpl(PointeeTy, S, 
+                                   false, ExpandPointedToStructures, 
+                                   NULL);
+        return;
+      }
       S += '@';
       if (FD) {
         ObjCInterfaceDecl *OI = PointeeTy->getAsObjCInterfaceType()->getDecl();