[libclang] Report parameter array types as written in source, not decayed to pointer types.

Patch by Doug.
rdar://13684618

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179769 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 3 deletions

diff --git a/tools/libclang/CXType.cpp b/tools/libclang/CXType.cpp
index 16009bf47a..148241597a 100644
--- a/tools/libclang/CXType.cpp
+++ b/tools/libclang/CXType.cpp
@@ -149,14 +149,20 @@ CXType clang_getCursorType(CXCursor C) {
       return MakeCXType(Context.getTypeDeclType(TD), TU);
     if (const ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(D))
       return MakeCXType(Context.getObjCInterfaceType(ID), TU);
+    if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) {
+      if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo())
+        return MakeCXType(TSInfo->getType(), TU);
+      return MakeCXType(DD->getType(), TU);      
+    }
     if (const ValueDecl *VD = dyn_cast<ValueDecl>(D))
       return MakeCXType(VD->getType(), TU);
     if (const ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(D))
       return MakeCXType(PD->getType(), TU);
-    if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D))
-      return MakeCXType(FD->getType(), TU);
-    if (const FunctionTemplateDecl *FTD = dyn_cast<FunctionTemplateDecl>(D))
+    if (const FunctionTemplateDecl *FTD = dyn_cast<FunctionTemplateDecl>(D)) {
+      if (TypeSourceInfo *TSInfo = FTD->getTemplatedDecl()->getTypeSourceInfo())
+        return MakeCXType(TSInfo->getType(), TU);
       return MakeCXType(FTD->getTemplatedDecl()->getType(), TU);
+    }
     return MakeCXType(QualType(), TU);
   }