diff --git a/Library/ENV/4.3/cc b/Library/ENV/4.3/cc
index c1adc56992..659599544b 100755
--- a/Library/ENV/4.3/cc
+++ b/Library/ENV/4.3/cc
@@ -151,7 +151,7 @@ class Cmd
       args << arg unless tool =~ /^clang/
     when "-Wno-deprecated-register"
       # older gccs don't support these flags
-      args << arg unless tool =~ /^gcc-4.[02]/
+      args << arg unless tool =~ /^g..-4.[02]/
     when /^-W[alp],/, /^-Wno-/
       args << arg
     when /^-W.*/