diff -r 7c4675d57741 -r d031a67fc494 config/cc/gcc.in
--- a/config/cc/gcc.in	Fri Aug 07 18:21:29 2009 +0200
+++ b/config/cc/gcc.in	Wed Aug 19 19:52:04 2009 +0200
@@ -219,6 +219,17 @@
 
 endchoice
 
+config CC_ENABLE_CXX_FLAGS
+    string
+    prompt "Flags to pass to --enable-cxx-flags"
+    default ""
+    help
+      Enter here the value of the gcc's ./configure option --enable-cxx-flags.
+      Leave empty if you don't know better.
+      
+      Note: just pass in the option _value_, that is only the part that goes
+      after the '=' sign.
+
 config CC_CORE_EXTRA_CONFIG
     string
     prompt "Core gcc extra config"