diff -r 5416f4ba36bf -r 48c12c696778 config/companion_libs.in
--- a/config/companion_libs.in	Sun May 03 21:10:15 2009 +0000
+++ b/config/companion_libs.in	Tue May 05 22:04:20 2009 +0000
@@ -9,10 +9,11 @@
     prompt "GMP and MPFR"
     help
       gcc 4.3.0 and above requires both GMP and MPFR to build some frontends,
-      and some other components can use them as well (eg. binutils and gdb).
+      and some other components can use them as well.
       
-      Say 'Y' here if you want to build those two libraries specifically
-      for crosstool-NG.
+      These will be automatically selected if you choose gcc>=4.3.0, but you
+      can say 'Y' here if you want to build those two libraries for the other
+      components (that don't select them by default).
       
       The packages that can use GMP and MPFR are:
         - binutils
@@ -35,4 +36,19 @@
 source config/companion_libs/mpfr.in
 endif
 
+config PPL_CLOOG
+    bool
+    prompt "PPL and GLooG/PPL"
+    help
+      gcc-4.4.0 and above requires both PPL and CLooG/PPL to build some
+      parts of the optimiser (GRAPHITE loop optimisation, to be precise).
+      
+      These will be automatically selected if you choose gcc>=4.4.0, but you
+      can say 'Y' here, although it is unknown yet if any other component
+      can use them.
+
+if PPL_CLOOG
+source config/companion_libs/ppl.in
+endif
+
 endmenu