reenable unsupported targets on DEVELOPER=1, add binutils 2.16.91.0.6 and a missing gcc 4.1 patch

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3320 3c298f89-4303-0410-b956-a3cf2f4a3e73

toolchain/gcc/4.1.0/740-sh-pr24836.patch

@@ -0,0 +1,25 @@
+http://sourceforge.net/mailarchive/forum.php?thread_id=8959304&forum_id=5348
+http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24836
+
+--- gcc/gcc/configure.ac	(revision 106699)
++++ gcc/gcc/configure.ac	(working copy)
+@@ -2446,7 +2446,7 @@
+ 	tls_first_minor=14
+ 	tls_as_opt="-m64 -Aesame --fatal-warnings"
+ 	;;
+-  sh-*-* | sh[34]-*-*)
++  sh-*-* | sh[34]*-*-*)
+     conftest_s='
+ 	.section ".tdata","awT",@progbits
+ foo:	.long	25
+--- gcc/gcc/configure
++++ gcc/gcc/configure
+@@ -14846,7 +14846,7 @@
+ 	tls_first_minor=14
+ 	tls_as_opt="-m64 -Aesame --fatal-warnings"
+ 	;;
+-  sh-*-* | sh[34]-*-*)
++  sh-*-* | sh[34]*-*-*)
+     conftest_s='
+ 	.section ".tdata","awT",@progbits
+ foo:	.long	25