[C++] Stop using shared_ptr<string> in SimpleVar

1 files changed, 3 insertions, 2 deletions

diff --git a/eval.cc b/eval.cc
index 0de0f41..a21da5a 100644
--- a/eval.cc
+++ b/eval.cc
@@ -60,9 +60,10 @@ Var* Evaluator::EvalRHS(Symbol lhs, Value* rhs_v, StringPiece orig_rhs,
   Var* rhs = NULL;
   bool needs_assign = true;
   switch (op) {
-    case AssignOp::COLON_EQ:
-      rhs = new SimpleVar(rhs_v->Eval(this), origin);
+    case AssignOp::COLON_EQ: {
+      rhs = new SimpleVar(*rhs_v->Eval(this), origin);
       break;
+    }
     case AssignOp::EQ:
       rhs = new RecursiveVar(rhs_v, origin, orig_rhs);
       break;