diff -r 6df2d4f78948 -r 2036f1008d4f config/cc/gcc.in
--- a/config/cc/gcc.in	Thu Apr 15 22:35:18 2010 +0200
+++ b/config/cc/gcc.in	Thu Apr 15 22:35:22 2010 +0200
@@ -19,6 +19,12 @@
 # Don't remove next line
 # CT_INSERT_VERSION_BELOW
 
+config CC_V_4_5_0
+    bool
+    prompt "4.5.0 (EXPERIMENTAL)"
+    depends on EXPERIMENTAL
+    select CC_GCC_4_5_or_later
+
 config CC_V_4_4_3
     bool
     prompt "4.4.3"
@@ -151,6 +157,7 @@
     string
 # Don't remove next line
 # CT_INSERT_VERSION_STRING_BELOW
+    default "4.5.0" if CC_V_4_5_0
     default "4.4.3" if CC_V_4_4_3
     default "4.4.2" if CC_V_4_4_2
     default "4.4.1" if CC_V_4_4_1