Add the condition for enabling c++11 test.

test/cctest/test-utils.cc

Index: test/cctest/test-utils.cc
diff --git a/test/cctest/test-utils.cc b/test/cctest/test-utils.cc
index cf539305b3074985c0c1216f0353e0339ba5aa8a..16d8469f4b47c56887711c235ae19d9129c59bae 100644
--- a/test/cctest/test-utils.cc
+++ b/test/cctest/test-utils.cc
@@ -223,7 +223,8 @@ TEST(SequenceCollectorRegression) {
 
 
 // TODO(svenpanne) Unconditionally test this when our infrastructure is fixed.
-#if !V8_CC_MSVC && !V8_OS_NACL
+// Range-based for loops is supported since GCC 4.6 
+#if !V8_CC_MSVC && !V8_OS_NACL && V8_GNUC_PREREQ(4, 6, 0)
 TEST(CPlusPlus11Features) {
   struct S {
     bool x;