* Add an option to GCC to build a profiled compiler (which is about

5-10% faster).

svn path=/nixpkgs/trunk/; revision=1108

pkgs/development/compilers/gcc-3.4/builder.sh

@@ -67,6 +67,10 @@ preConfigure() {
 preConfigure=preConfigure
 
 
-makeFlags="bootstrap"
+if test -z "$profiledCompiler"; then
+    makeFlags="bootstrap"
+else    
+    makeFlags="profiledbootstrap"
+fi
 
 genericBuild

pkgs/development/compilers/gcc-3.4/default.nix

@@ -1,5 +1,6 @@
 { stdenv, fetchurl, patch, noSysDirs
 , langC ? true, langCC ? true, langF77 ? false
+, profiledCompiler ? false
 }:
 
 assert langC;
@@ -14,5 +15,5 @@ stdenv.mkDerivation {
   # !!! apply only if noSysDirs is set
   patches = [./no-sys-dirs.patch];
   buildInputs = [patch];
-  inherit noSysDirs langC langCC langF77;
+  inherit noSysDirs langC langCC langF77 profiledCompiler;
 }

pkgs/system/all-packages-generic.nix

@@ -213,6 +213,7 @@ rec {
     gcc = (import ../development/compilers/gcc-3.4) {
       inherit fetchurl stdenv noSysDirs;
       patch = gnupatch;
+      profiledCompiler = true;
     };
     binutils = stdenv.gcc.binutils;
     glibc = stdenv.gcc.glibc;