From 09b334ad215e33efa0be351068467a5192962d10 Mon Sep 17 00:00:00 2001
From: Ingvar Stepanyan <me@rreverser.com>
Date: Wed, 17 Jun 2015 21:11:20 +0300
Subject: [PATCH] Add guard against non-ES5 integer literals.

---
 src/babel/generation/generators/types.js                | 2 +-
 test/core/fixtures/generation/types/Literal/actual.js   | 4 ++++
 test/core/fixtures/generation/types/Literal/expected.js | 4 ++++
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/babel/generation/generators/types.js b/src/babel/generation/generators/types.js
index 6732e6d06b..224b3278da 100644
--- a/src/babel/generation/generators/types.js
+++ b/src/babel/generation/generators/types.js
@@ -100,7 +100,7 @@ export function Literal(node) {
     // check to see if this is the same number as the raw one in the original source as asm.js uses
     // numbers in the form 5.0 for type hinting
     var raw = node.raw;
-    if (val === +raw && raw[raw.length - 1] !== ".") {
+    if (val === +raw && raw[raw.length - 1] !== "." && !/^0[bo]/i.test(raw)) {
       this.push(raw);
     } else {
       this.push(val + "");
diff --git a/test/core/fixtures/generation/types/Literal/actual.js b/test/core/fixtures/generation/types/Literal/actual.js
index 2deda11c7b..6bd9f84a96 100644
--- a/test/core/fixtures/generation/types/Literal/actual.js
+++ b/test/core/fixtures/generation/types/Literal/actual.js
@@ -6,3 +6,7 @@
 null;
 true;
 false;
+5.;
+0b10;
+0o70;
+0X1F;
diff --git a/test/core/fixtures/generation/types/Literal/expected.js b/test/core/fixtures/generation/types/Literal/expected.js
index 2deda11c7b..97c7169310 100644
--- a/test/core/fixtures/generation/types/Literal/expected.js
+++ b/test/core/fixtures/generation/types/Literal/expected.js
@@ -6,3 +6,7 @@
 null;
 true;
 false;
+5;
+2;
+56;
+0X1F;