1 files changed, 7 insertions, 3 deletions
diff --git a/node_modules/babel-traverse/lib/path/evaluation.js b/node_modules/babel-traverse/lib/path/evaluation.js
index 724d4728e..86aac21b5 100644
--- a/node_modules/babel-traverse/lib/path/evaluation.js
+++ b/node_modules/babel-traverse/lib/path/evaluation.js
@@ -156,15 +156,19 @@ function evaluate() {
         return deopt(binding.path);
       }
 
+      if (binding && path.node.start < binding.path.node.end) {
+        return deopt(binding.path);
+      }
+
       if (binding && binding.hasValue) {
         return binding.value;
       } else {
         if (node.name === "undefined") {
-          return undefined;
+          return binding ? deopt(binding.path) : undefined;
         } else if (node.name === "Infinity") {
-          return Infinity;
+          return binding ? deopt(binding.path) : Infinity;
         } else if (node.name === "NaN") {
-          return NaN;
+          return binding ? deopt(binding.path) : NaN;
         }
 
         var resolved = path.resolve();