From 94ef5ed8bbfbca0ac311dbcde21f1d9ff0fe6d14 Mon Sep 17 00:00:00 2001
From: philippsimon <github@philippsimon.de>
Date: Mon, 14 Mar 2016 12:21:25 +0100
Subject: [PATCH] Fix: Uglified Number.prototype functions on big numbers

---
 lib/output.js            |  4 ++--
 test/compress/numbers.js | 16 ++++++++++++++++
 2 files changed, 18 insertions(+), 2 deletions(-)
 create mode 100644 test/compress/numbers.js

diff --git a/lib/output.js b/lib/output.js
index dceece34..99a8a39b 100644
--- a/lib/output.js
+++ b/lib/output.js
@@ -596,7 +596,7 @@ function OutputStream(options) {
 
     PARENS(AST_Number, function(output){
         var p = output.parent();
-        if (this.getValue() < 0 && p instanceof AST_PropAccess && p.expression === this)
+        if (p instanceof AST_PropAccess && p.expression === this && (this.getValue() < 0 || make_num(this.getValue()).match(/^0/)))
             return true;
     });
 
@@ -1026,7 +1026,7 @@ function OutputStream(options) {
         var expr = self.expression;
         expr.print(output);
         if (expr instanceof AST_Number && expr.getValue() >= 0) {
-            if (!/[xa-f.]/i.test(output.last())) {
+            if (!/[xa-f.)]/i.test(output.last())) {
                 output.print(".");
             }
         }
diff --git a/test/compress/numbers.js b/test/compress/numbers.js
new file mode 100644
index 00000000..6785e873
--- /dev/null
+++ b/test/compress/numbers.js
@@ -0,0 +1,16 @@
+hex_numbers_in_parentheses_for_prototype_functions: {
+    input: {
+        (-2);
+        (-2).toFixed(0);
+
+        (2);
+        (2).toFixed(0);
+
+        (0.00000002);
+        (0.00000002).toFixed(0);
+
+        (1000000000000000128);
+        (1000000000000000128).toFixed(0);
+    }
+    expect_exact: "-2;(-2).toFixed(0);2;2..toFixed(0);2e-8;2e-8.toFixed(0);0xde0b6b3a7640080;(0xde0b6b3a7640080).toFixed(0);"
+}