diff --git a/pkgs/development/compilers/gcc-4.6/default.nix b/pkgs/development/compilers/gcc-4.6/default.nix
index 4faa531f10d5..9ae350149163 100644
--- a/pkgs/development/compilers/gcc-4.6/default.nix
+++ b/pkgs/development/compilers/gcc-4.6/default.nix
@@ -11,7 +11,7 @@
 , perl ? null # optional, for texi2pod (then pod2man); required for Java
 , gmp, mpfr, mpc, gettext, which
 , libelf                      # optional, for link-time optimizations (LTO)
-, ppl ? null, cloogppl ? null, cloog ? null # optional, for the Graphite optimization framework. Cannot pass both cloog and cloogppl
+, ppl ? null, cloog ? null # optional, for the Graphite optimization framework.
 , zlib ? null, boehmgc ? null
 , zip ? null, unzip ? null, pkgconfig ? null, gtk ? null, libart_lgpl ? null
 , libX11 ? null, libXt ? null, libSM ? null, libICE ? null, libXtst ? null
@@ -38,9 +38,6 @@ assert langVhdl     -> gnat != null;
 # LTO needs libelf and zlib.
 assert libelf != null -> zlib != null;
 
-# Cannot use both cloog and cloog-ppl
-assert cloog != null -> cloogppl == null;
-
 with stdenv.lib;
 with builtins;
 
@@ -216,7 +213,6 @@ stdenv.mkDerivation ({
 
   buildInputs = [ gmp mpfr mpc libelf ]
     ++ (optional (ppl != null) ppl)
-    ++ (optional (cloogppl != null) cloogppl)
     ++ (optional (cloog != null) cloog)
     ++ (optional (zlib != null) zlib)
     ++ (optionals langJava [ boehmgc zip unzip ])
@@ -227,14 +223,13 @@ stdenv.mkDerivation ({
     ;
 
   configureFlagsArray = stdenv.lib.optionals
-    (ppl != null && ppl.dontDisableStatic == true)
+    (ppl != null && ppl ? dontDisableStatic && ppl.dontDisableStatic)
         [ "--with-host-libstdcxx=-lstdc++ -lgcc_s" ];
 
   configureFlags = "
     ${if enableMultilib then "" else "--disable-multilib"}
     ${if enableShared then "" else "--disable-shared"}
     ${if ppl != null then "--with-ppl=${ppl}" else ""}
-    ${if cloogppl != null then "--with-cloog=${cloogppl}" else ""}
     ${if cloog != null then 
       "--with-cloog=${cloog} --enable-cloog-backend=isl" 
       else ""}
@@ -297,7 +292,6 @@ stdenv.mkDerivation ({
       ${if enableMultilib then "" else "--disable-multilib"}
       ${if enableShared then "" else "--disable-shared"}
       ${if ppl != null then "--with-ppl=${ppl.hostDrv}" else ""}
-      ${if cloogppl != null then "--with-cloog=${cloogppl.hostDrv}" else ""}
       ${if cloog != null then "--with-cloog=${cloog.hostDrv} --enable-cloog-backend=isl" else ""}
       ${if langJava then "--with-ecj-jar=${javaEcj.hostDrv}" else ""}
       ${if javaAwtGtk then "--enable-java-awt=gtk" else ""}