binutils: enable bootstrap; disable-werror to fix build with gcc-4.9.

srcpkgs/binutils/template

@@ -1,7 +1,7 @@
 # Template file for 'binutils'
 pkgname=binutils
 version=2.24
-revision=3
+revision=4
 bootstrap=yes
 replaces="chroot-binutils>=0"
 short_desc="GNU binary utilities"
@@ -33,8 +33,8 @@ do_configure() {
 	fi
 	./configure --prefix=/usr --enable-threads \
 		--enable-plugins --enable-secureplt --with-mmap \
-		--disable-shared --disable-bootstrap \
-		--enable-ld=default --enable-gold $CONFIGFLAG LDFLAGS=
+		--disable-shared --enable-gold --disable-werror \
+		--enable-ld=default $CONFIGFLAG LDFLAGS=
 }
 
 do_build() {