gistfile1

From 4fda4ced60357d86f8698dcdec4c319381a47365 Mon Sep 17 00:00:00 2001
From: isaacs <i@izs.me>
Date: Wed, 15 Aug 2012 11:28:52 -0700
Subject: [PATCH] build: Don't set gcc_version for Windows

---
 configure |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/configure b/configure
index 5304730..a801b65 100755
--- a/configure
+++ b/configure
@@ -342,7 +342,7 @@ def configure_node(o):
   cc_version, is_clang = compiler_version()
   o['variables']['clang'] = 1 if is_clang else 0
 
-  if not is_clang:
+  if not is_clang and cc_version != 0:
     o['variables']['gcc_version'] = 10 * cc_version[0] + cc_version[1]
 
   # clang has always supported -fvisibility=hidden, right?
-- 
1.7.5.4

You could do:

if not is_clang and cc_version:
    # stuff