gcc-final: add autoreconf support, enable LTO and GOLD support

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/toolchain/lang/gcc-final/build

@@ -7,9 +7,7 @@ $SCRIPTS/unpack gcc
 setup_toolchain host
 
 cd $BUILD/gcc*
-
 mkdir -p objdir-$1 && cd objdir-$1
-
 ../configure --host=$HOST_NAME \
              --build=$HOST_NAME \
              --target=$TARGET_NAME \
@@ -30,6 +28,9 @@ mkdir -p objdir-$1 && cd objdir-$1
              --disable-libmudflap \
              --disable-libssp \
              --disable-multilib \
+             --enable-gold=both/ld \
+             --enable-plugin \
+             --enable-lto \
              --enable-tls \
              --enable-shared \
              --enable-c99 \

packages/toolchain/lang/gcc-final/meta

@@ -12,3 +12,5 @@ PKG_SECTION="toolchain/lang"
 PKG_SHORTDESC="gcc: The GNU Compiler Collection Version 4 (aka GNU C Compiler)"
 PKG_LONGDESC="This package contains the GNU Compiler Collection. It includes compilers for the languages C, C++, Objective C, Fortran 95, Java and others ... This GCC contains the Stack-Smashing Protector Patch which can be enabled with the -fstack-protector command-line option. More information about it ca be found at http://www.research.ibm.com/trl/projects/security/ssp/."
 PKG_IS_ADDON="no"
+
+PKG_AUTORECONF="no"