Ports: Add gcc-8.3.0 port :^)

Ports/gcc/gcc.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+PORT_DIR=gcc
+function fetch() {
+    run_fetch_web "https://ftp.gnu.org/gnu/gcc/gcc-8.3.0/gcc-8.3.0.tar.xz"
+
+    # Add the big GCC patch (same one used by toolchain.)
+    run_patch $SERENITY_ROOT/Toolchain/Patches/gcc.patch -p1
+
+    # Let GCC download mpfr, mpc and isl.
+    run_command contrib/download_prerequisites
+
+    # Patch mpfr, mpc and isl to teach them about "serenity" targets.
+    run_patch dependencies-config.patch -p1
+}
+function configure() {
+    run_configure_autotools \
+        --target=i686-pc-serenity \
+        --with-sysroot=/ \
+        --with-build-sysroot=$SERENITY_ROOT/Root \
+        --with-newlib \
+        --enable-languages=c,c++ \
+        --disable-lto \
+        --disable-nls
+}
+function build() {
+    MAKEOPTS=""
+    run_make all-gcc all-target-libgcc all-target-libstdc++-v3
+    run_command find ./host-i686-pc-serenity/gcc/ -maxdepth 1 -type f -executable -exec strip --strip-debug {} \; || echo
+}
+function install() {
+    run_make $INSTALLOPTS DESTDIR="$SERENITY_ROOT"/Root install-gcc install-target-libgcc install-target-libstdc++-v3
+}
+source ../.port_include.sh