From 95de5400e64427b2cff8a01a9360a9d238e3e2b2 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Fri, 1 May 2015 23:30:26 +0100
Subject: [PATCH] remove dead if statement explosion code - fixes #1413

---
 src/babel/transformation/transformers/es6/tail-call.js | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/src/babel/transformation/transformers/es6/tail-call.js b/src/babel/transformation/transformers/es6/tail-call.js
index 7e894b0200..91aac9ae4b 100644
--- a/src/babel/transformation/transformers/es6/tail-call.js
+++ b/src/babel/transformation/transformers/es6/tail-call.js
@@ -18,15 +18,7 @@ function returnBlock(expr) {
 // looks for and replaces tail recursion calls
 var firstPass = {
   enter(node, parent, scope, state) {
-    if (this.isIfStatement()) {
-      if (this.get("alternate").isReturnStatement()) {
-        t.ensureBlock(node, "alternate");
-      }
-
-      if (this.get("consequent").isReturnStatement()) {
-        t.ensureBlock(node, "consequent");
-      }
-    } else if (this.isReturnStatement()) {
+    if (this.isReturnStatement()) {
       this.skip();
       return state.subTransform(node.argument);
     } else if (t.isTryStatement(parent)) {