[libclang] Fix clang_Cursor_getNumArguments and clang_Cursor_getArgument for CXXConstructExpr

Constructors have the same methods for arguments as call expressions.
Let's provide a way to get their arguments the same way.

Differential Revision: https://reviews.llvm.org/D54934

llvm-svn: 347654

1 files changed, 10 insertions, 0 deletions

diff --git a/clang/tools/libclang/CXCursor.cpp b/clang/tools/libclang/CXCursor.cpp
index 7e14b5f893c..b8c25291691 100644
--- a/clang/tools/libclang/CXCursor.cpp
+++ b/clang/tools/libclang/CXCursor.cpp
@@ -1164,6 +1164,9 @@ int clang_Cursor_getNumArguments(CXCursor C) {
     if (const CallExpr *CE = dyn_cast<CallExpr>(E)) {
       return CE->getNumArgs();
     }
+    if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) {
+      return CE->getNumArgs();
+    }
   }
 
   return -1;
@@ -1192,6 +1195,13 @@ CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) {
                                       cxcursor::getCursorTU(C));
       }
     }
+    if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) {
+      if (i < CE->getNumArgs()) {
+        return cxcursor::MakeCXCursor(CE->getArg(i),
+                                      getCursorDecl(C),
+                                      cxcursor::getCursorTU(C));
+      }
+    }
   }
 
   return clang_getNullCursor();