Initial commit

Signed-off-by: Laurent Bercot <ska@appnovation.com>

1 files changed, 436 insertions, 0 deletions

diff --git a/glibc/Makefile b/glibc/Makefile
new file mode 100644
index 0000000..13a2b29
--- /dev/null
+++ b/glibc/Makefile
@@ -0,0 +1,436 @@
+it: all
+
+include ../config
+
+O ?= $(CURDIR)/out
+
+MIN_KERNEL_VER := 4.14.86
+LINUX_URL := https://cdn.kernel.org/pub/linux/kernel/v$(firstword $(subst ., ,$(LINUX_VER))).x
+GLIBC_URL := https://ftp.gnu.org/pub/gnu/glibc
+GMP_URL := https://gmplib.org/download/gmp
+MPFR_URL := https://www.mpfr.org/mpfr-$(MPFR_VER)
+MPC_URL := https://ftp.gnu.org/gnu/mpc
+ISL_URL := http://isl.gforge.inria.fr
+BINUTILS_URL := https://ftp.gnu.org/gnu/binutils
+GCC_URL := https://ftp.gnu.org/gnu/gcc/gcc-$(GCC_VER)
+GDB_URL := https://ftp.gnu.org/gnu/gdb
+
+GMP_OPTIONS := --disable-assembly --enable-cxx
+MPFR_OPTIONS := --enable-warnings --enable-shared-cache --disable-decimal-float --disable-float128 --with-gmp=$(O)/build/pc/BUILD
+MPC_OPTIONS := --with-gmp=$(O)/build/pc/BUILD --with-mpfr=$(O)/build/pc/BUILD
+ISL_OPTIONS := --with-gmp-prefix=$(O)/build/pc/BUILD
+
+PACKAGES := LINUX GLIBC GMP MPFR MPC ISL BINUTILS GCC GDB
+BPACKAGES := GMP MPFR MPC ISL
+XTARGETS := pc $(filter-out pc,$(subst targets/,,$(wildcard targets/*)))
+XTARGETS_DONE := $(patsubst %,$(O)/mk/%-deb.done,$(XTARGETS))
+ALL_PACKAGES :=
+
+MAKE += MULTILIB_OSDIRNAMES=
+MAKE += ac_cv_prog_lex_root=lex.yy
+
+PATH := $(O)/build/pc/ROOT/bin:$(PATH)
+
+define sources_download_and_unpack
+
+$(1)_NAME := $(shell echo $(1) | tr A-Z a-z)
+ALL_PACKAGES += $$($(1)_NAME)
+
+ifeq ($(1),MPC)
+$(1)_EXT := gz
+$(1)_J := z
+else
+$(1)_EXT := xz
+$(1)_J := J
+endif
+
+$(O)/mk/$$($(1)_NAME).downloaded: $(O)/mk/pc-0
+	exec curl -o $(O)/sources/$$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT) $$($(1)_URL)/$$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT)
+	exec touch $$@
+
+$(O)/mk/$$($(1)_NAME).unpacked: $(O)/mk/$$($(1)_NAME).downloaded hashes/$$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT).sha1
+	cd $(O)/sources && sha1sum $$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT) | cmp - $(CURDIR)/hashes/$$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT).sha1
+	cd $(O)/sources && rm -rf $$($(1)_NAME)-$$($(1)_VER) && tar -$$($(1)_J) -xpvf $$($(1)_NAME)-$$($(1)_VER).tar.$$($(1)_EXT)
+	if test -d $(CURDIR)/patches/$$($(1)_NAME)-$$($(1)_VER) ; then cd $(O)/sources/$$($(1)_NAME)-$$($(1)_VER) && for i in $(CURDIR)/patches/$$($(1)_NAME)-$$($(1)_VER)/* ; do patch -p1 < $$$$i ; done ; fi
+	exec touch $$@
+
+endef
+
+$(foreach pkg,$(PACKAGES),$(eval $(call sources_download_and_unpack,$(pkg))))
+
+define build_configure_make_install
+
+$(O)/mk/$$($(1)_NAME).configured: $(O)/mk/$$($(1)_NAME).unpacked
+	exec mkdir -p $(O)/build/pc/$$($(1)_NAME)
+	cd $(O)/build/pc/$$($(1)_NAME) && \
+	$(O)/sources/$$($(1)_NAME)-$$($(1)_VER)/configure --prefix=$(O)/build/pc/BUILD --disable-shared --with-gnu-ld --with-pic $$($(1)_OPTIONS)
+	exec touch $$@
+
+$(O)/mk/$$($(1)_NAME).built: $(O)/mk/$$($(1)_NAME).configured
+	cd $(O)/build/pc/$$($(1)_NAME) && $$(MAKE)
+	exec touch $$@
+
+$(O)/mk/$$($(1)_NAME).installed: $(O)/mk/$$($(1)_NAME).built
+	cd $(O)/build/pc/$$($(1)_NAME) && $$(MAKE) install
+	exec touch $$@
+
+endef
+
+$(foreach pkg,$(BPACKAGES),$(eval $(call build_configure_make_install,$(pkg))))
+
+define targets_definition
+
+$(1)_TRIPLET := $(shell cat targets/$(1)/triplet)
+$(1)_ARCH := $$(firstword $$(subst -, ,$$($(1)_TRIPLET)))
+$(1)_KARCH := $$(patsubst i%86,x86,$$(patsubst powerpc%,powerpc,$$(patsubst mips%,mips,$$(subst aarch64,arm64,$$($(1)_ARCH)))))
+$(1)_OPTIONS := $(shell cat targets/$(1)/options 2>/dev/null)
+$(1)_SYSROOT := $(O)/build/$(1)/SYSROOT/$$($(1)_TRIPLET)
+$(1)_OUTPUT := $(O)/cross/$(1).tmp
+$(1)_FINAL := $(O)/cross/$$($(1)_TRIPLET)_$(1)-$(GCC_VER)
+$(1)_PATH := $(O)/build/$(1)/SYSROOT/bin:$(PATH)
+
+$(1): $(O)/mk/$(1)-deb.done
+
+ifneq ($(strip $(GDB_VER)),)
+$(O)/mk/$(1)-cross.done: $(O)/mk/$(1)-gdb.done $(O)/mk/$(1)-gdbserver.done
+endif
+
+$(O)/mk/$(1)-0: $(O)/mk/0
+	exec mkdir -p $$($(1)_SYSROOT)/share $$($(1)_SYSROOT)/include $$($(1)_OUTPUT)/$$($(1)_TRIPLET)/share $$(patsubst %,$(O)/build/$(1)/%,$(ALL_PACKAGES) gdbserver)
+	exec ln -sf . $$($(1)_SYSROOT)/usr
+	exec ln -sf . $$($(1)_OUTPUT)/$$($(1)_TRIPLET)/usr
+	exec touch $$@
+
+$(O)/mk/$(1)-cross.archived: $(O)/mk/$(1)-cross.done
+	exec rm -f $(O)/cross/$$($(1)_TRIPLET)_$(1)-$(GCC_VER).tar.xz
+	exec tar --owner=0 --group=0 --numeric-owner -C $(O)/cross -Jcvf $$($(1)_FINAL).tar.xz $$($(1)_TRIPLET)_$(1)-$(GCC_VER)
+	exec touch $$@
+
+$(O)/mk/$(1)-cross.done: $(O)/mk/$(1)-binutils.done $(O)/mk/$(1)-gcc.done $(O)/mk/$(1)-glibc.done $(O)/mk/$(1)-linuxheaders.done
+	exec $(CURDIR)/finalize.sh $(1)
+	exec touch $$@
+
+$(O)/mk/$(1)-deb.done: $(O)/mk/$(1)-cross.archived
+	exec $(CURDIR)/../deb/builddeb.sh $(O) $(1) glibc $(PACKAGE_VER)
+	exec touch $$@
+
+# gdb
+
+$(O)/mk/$(1)-gdb.configured: $(O)/mk/gdb.unpacked $(O)/mk/gmp.installed $(O)/mk/mpfr.installed $(O)/mk/mpc.installed $(O)/mk/isl.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gdb && \
+	env PATH=$$(PATH) \
+	$(O)/sources/gdb-$(GDB_VER)/configure \
+	  --prefix= \
+	  --build=$(pc_TRIPLET) \
+	  --host=$(pc_TRIPLET) \
+	  --target=$$($(1)_TRIPLET) \
+	  --enable-gold=no \
+	  --disable-nls \
+	  --disable-libquadmath \
+	  --disable-libquadmath-support \
+	  --disable-bootstrap \
+	  --disable-gdbserver \
+	  --enable-stage1-languages=c,c++ \
+	  --with-gmp=$(O)/build/pc/BUILD \
+	  --with-mpfr=$(O)/build/pc/BUILD \
+	  --with-mpc=$(O)/build/pc/BUILD \
+	  --with-isl=$(O)/build/pc/BUILD
+	exec touch $$@
+
+$(O)/mk/$(1)-gdb.built: $(O)/mk/$(1)-gdb.configured | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gdb && \
+	env PATH=$$(PATH) \
+	$$(MAKE) all-gdb
+	exec touch $$@
+
+$(O)/mk/$(1)-gdb.done: $(O)/mk/$(1)-gdb.built | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gdb && \
+	env PATH=$$(PATH) \
+	$$(MAKE) install-gdb DESTDIR=$$($(1)_OUTPUT)
+	exec touch $$@
+
+$(O)/mk/$(1)-gdbserver.configured: $(O)/mk/gdb.unpacked $(O)/mk/$(1)-gcc.installed
+	cd $(O)/build/$(1)/gdbserver && \
+	env PATH=$$($(1)_PATH) \
+	  $(O)/sources/gdb-$(GDB_VER)/gdb/gdbserver/configure \
+	    --prefix= \
+	    --host=$$($(1)_TRIPLET) \
+	    --without-ust \
+	    --disable-inprocess-agent
+	exec touch $$@
+
+$(O)/mk/$(1)-gdbserver.built: $(O)/mk/$(1)-gdbserver.configured
+	cd $(O)/build/$(1)/gdbserver && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE)
+	exec touch $$@
+
+$(O)/mk/$(1)-gdbserver.done: $(O)/mk/$(1)-gdbserver.built
+	cd $(O)/build/$(1)/gdbserver && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) install DESTDIR=$$($(1)_OUTPUT)/$$($(1)_TRIPLET)
+	exec $$($(1)_OUTPUT)/bin/$$($(1)_TRIPLET)-strip -R .note -R .comment $$($(1)_OUTPUT)/$$($(1)_TRIPLET)/bin/gdbserver
+	exec touch $$@
+
+
+# binutils
+
+$(O)/mk/$(1)-binutils.configured: $(O)/mk/binutils.unpacked | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/binutils && \
+	env PATH=$$(PATH) \
+	$(O)/sources/binutils-$(BINUTILS_VER)/configure --disable-multilib --disable-werror --target=$$($(1)_TRIPLET) \
+	  --prefix= \
+	  --disable-nls \
+	  --disable-separate-code \
+	  --enable-deterministic-archives
+	exec touch $$@
+
+$(O)/mk/$(1)-binutils.built: $(O)/mk/$(1)-binutils.configured | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/binutils && \
+	env PATH=$$(PATH) \
+	$$(MAKE) all
+	exec touch $$@
+
+$(O)/mk/$(1)-binutils.installed: $(O)/mk/$(1)-binutils.built | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/binutils && \
+	env PATH=$$(PATH) \
+	$$(MAKE) install DESTDIR=$(O)/build/$(1)/SYSROOT
+	exec touch $$@
+
+$(O)/mk/$(1)-binutils.done: $(O)/mk/$(1)-binutils.built | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/binutils && \
+	env PATH=$$(PATH) \
+	$$(MAKE) install DESTDIR=$$($(1)_OUTPUT)
+	exec touch $$@
+
+
+# linux headers
+
+$(O)/mk/$(1)-linuxheaders.built: $(O)/mk/linux.unpacked | $(O)/mk/$(1)-0
+	exec mkdir -p $(O)/build/$(1)/linux-staging/build $(O)/build/$(1)/linux-staging/headers
+	cd $(O)/sources/linux-$(LINUX_VER) && \
+	env PATH=$$(PATH) \
+	$$(MAKE) ARCH=$$($(1)_KARCH) O=$(O)/build/$(1)/linux-staging/build INSTALL_HDR_PATH=$(O)/build/$(1)/linux-staging/headers headers_install
+	exec find $(O)/build/$(1)/linux-staging/headers/include '(' -name '*.cmd' -o -name '*.chk' ')' -exec rm {} +
+	exec touch $$@
+
+$(O)/mk/$(1)-linuxheaders.installed: $(O)/mk/$(1)-linuxheaders.built | $(O)/mk/$(1)-0
+	exec cp -a $(O)/build/$(1)/linux-staging/headers/include $$($(1)_SYSROOT)
+	exec touch $$@
+
+$(O)/mk/$(1)-linuxheaders.done: $(O)/mk/$(1)-linuxheaders.built | $(O)/mk/$(1)-0
+	exec cp -a $(O)/build/$(1)/linux-staging/headers/include $$($(1)_OUTPUT)/$$($(1)_TRIPLET)/
+	exec touch $$@
+
+
+# gcc and glibc, in several steps
+
+$(O)/mk/$(1)-gcc.configured: $(O)/mk/gcc.ready $(O)/mk/pc-nativegcc.installed $(O)/mk/$(1)-binutils.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gcc && \
+	env PATH=$$($(1)_PATH) \
+	$(O)/sources/gcc/configure --prefix= --with-gnu-ld --with-gnu-as --target=$$($(1)_TRIPLET) \
+	  --enable-languages=c,c++ \
+	  --enable-c99 \
+	  --disable-werror \
+	  --libdir=/lib \
+	  --disable-multilib \
+	  --with-sysroot=/$$($(1)_TRIPLET) \
+	  --with-build-sysroot=$$($(1)_SYSROOT) \
+	  --enable-tls \
+	  --disable-libmudflap \
+	  --disable-libmpx \
+	  --enable-libstdcxx-time \
+	  --enable-clocale=gnu \
+	  --enable-threads=posix \
+	  --disable-libquadmath \
+	  --disable-decimal-float \
+	  --with-cloog=no \
+	  --with-ppl=no \
+	  --disable-libstdcxx-pch \
+	  --enable-gnu-unique-object \
+	  --enable-linker-build-id \
+	  --disable-sjlj-exceptions \
+	  --enable-libssp \
+	  CFLAGS="-g0 -O2" CXXFLAGS="-g0 -O2" \
+          $$($(1)_OPTIONS)
+	exec touch $$@
+
+$(O)/mk/$(1)-gcc.bootstrapped: $(O)/mk/$(1)-gcc.configured | $(O)/mk/$(1)-0
+	env PATH=$$($(1)_PATH) \
+	$(SHELL) -c 'cd $(O)/build/$(1)/gcc && \
+	$$(MAKE) all-gcc LIMITS_H_TEST=true && \
+	$$(MAKE) install-gcc LIMITS_H_TEST=true DESTDIR=$(O)/build/$(1)/SYSROOT'
+	exec touch $$@
+
+$(O)/mk/$(1)-glibc.configured: $(O)/mk/glibc.unpacked $(O)/mk/$(1)-gcc.bootstrapped $(O)/mk/$(1)-binutils.installed $(O)/mk/$(1)-linuxheaders.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/glibc && \
+	env \
+	  PATH=$$($(1)_PATH) \
+	  CFLAGS="-O2" \
+	$(O)/sources/glibc-$(GLIBC_VER)/configure \
+	  --build=$(pc_TRIPLET) \
+	  --host=$$($(1)_TRIPLET) \
+	  --target=$$($(1)_TRIPLET) \
+	  --prefix= \
+	  --enable-shared \
+	  --disable-profile \
+	  --enable-bind-now \
+	  --enable-kernel=$(MIN_KERNEL_VER) \
+	  --disable-werror \
+	  --disable-experimental-malloc \
+	  --disable-build-nscd \
+	  --disable-nscd \
+	  --disable-timezone-tools \
+	  --enable-tunables=no \
+	  --with-headers=$$($(1)_SYSROOT)/include \
+	  libc_cv_forced_unwind=yes \
+	  libc_cv_c_cleanup=yes \
+	  libc_cv_ctors_header=no
+	exec touch $$@
+
+$(O)/mk/$(1)-glibc.bootstrapped: $(O)/mk/$(1)-linuxheaders.installed $(O)/mk/$(1)-glibc.configured $(O)/mk/$(1)-gcc.bootstrapped | $(O)/mk/$(1)-0
+	env PATH=$$($(1)_PATH) \
+	$(SHELL) -c 'cd $(O)/build/$(1)/glibc && \
+	$$(MAKE) install-bootstrap-headers=yes install-headers DESTDIR=$$($(1)_SYSROOT) && \
+	$$(MAKE) csu/subdir_lib && \
+	$$($(1)_TRIPLET)-gcc -nostdlib -nostartfiles -shared -x c /dev/null -o $$($(1)_SYSROOT)/lib/libc.so'
+	exec cp -f $(O)/build/$(1)/glibc/csu/crt1.o $(O)/build/$(1)/glibc/csu/crti.o $(O)/build/$(1)/glibc/csu/crtn.o $$($(1)_SYSROOT)/lib/
+	exec mkdir -p $$($(1)_SYSROOT)/include/gnu
+	exec touch $$($(1)_SYSROOT)/include/gnu/stubs.h
+	exec touch $$@
+
+$(O)/mk/$(1)-gcc.libbuilt: $(O)/mk/$(1)-gcc.bootstrapped $(O)/mk/$(1)-glibc.bootstrapped | $(O)/mk/$(1)-0
+	env PATH=$$($(1)_PATH) \
+ 	$(SHELL) -c 'cd $(O)/build/$(1)/gcc && \
+	$$(MAKE) MAKE="$$(MAKE) enable_shared=no" all-target-libgcc LIMITS_H_TEST=true && \
+	$$(MAKE) MAKE="$$(MAKE) enable_shared=no" install-target-libgcc LIMITS_H_TEST=true DESTDIR=$(O)/build/$(1)/SYSROOT'
+	exec ln -sf libgcc.a $(O)/build/$(1)/SYSROOT/lib/gcc/$$($(1)_TRIPLET)/$(GCC_VER)/libgcc_eh.a
+	exec touch $$@
+
+$(O)/mk/$(1)-glibc.built: $(O)/mk/$(1)-glibc.configured $(O)/mk/$(1)-gcc.libbuilt | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/glibc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) MAKEINFO=
+	exec touch $$@
+
+# glibc's "make install" is buggy when parallelized
+$(O)/mk/$(1)-glibc.installed: $(O)/mk/$(1)-glibc.built | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/glibc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) -j1 install MAKEINFO= PERL=no DESTDIR=$$($(1)_SYSROOT)
+	exec touch $$@
+
+# You can't run two glibc installations at once.
+$(O)/mk/$(1)-glibc.done: $(O)/mk/$(1)-glibc.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/glibc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) -j1 install MAKEINFO= PERL=no DESTDIR=$$($(1)_OUTPUT)/$$($(1)_TRIPLET)
+	exec sed -i -e 's|/lib/l|=/lib/l|g' $$($(1)_OUTPUT)/$$($(1)_TRIPLET)/lib/libc.so  # Extra hack against Alchemy braindeadness
+	exec touch $$@
+
+$(O)/mk/$(1)-gcc.built: $(O)/mk/$(1)-gcc.bootstrapped $(O)/mk/$(1)-glibc.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gcc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) MAKEINFO=true LIMITS_H_TEST=true
+	exec touch $$@
+
+$(O)/mk/$(1)-gcc.installed: $(O)/mk/$(1)-gcc.built | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gcc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) install MAKEINFO=true LIMITS_H_TEST=true DESTDIR=$(O)/build/$(1)/SYSROOT
+	exec touch $$@
+
+# You can't run two gcc installations at once.
+$(O)/mk/$(1)-gcc.done: $(O)/mk/$(1)-gcc.installed | $(O)/mk/$(1)-0
+	cd $(O)/build/$(1)/gcc && \
+	env PATH=$$($(1)_PATH) \
+	$$(MAKE) install MAKEINFO=true LIMITS_H_TEST=true DESTDIR=$$($(1)_OUTPUT)
+	exec touch $$@
+
+$(1)-gcc: $(O)/mk/$(1)-gcc.done
+$(1)-glibc: $(O)/mk/$(1)-glibc.done
+
+$(1)-clean:
+	exec rm -rf $(O)/mk/$(1)-* $(O)/build/$(1) $$($(1)_OUTPUT)
+
+.PHONY: $(1) $(1)-gcc $(1)-glibc $(1)-clean
+
+endef
+
+$(foreach target,$(XTARGETS),$(eval $(call targets_definition,$(target))))
+
+
+all: $(XTARGETS)
+
+clean:
+	exec rm -rf $(patsubst %,$(O)/mk/%-*,$(XTARGETS)) $(O)/build/* $(O)/sources/gcc
+	if test -d $(O)/mk ; then cd $(O)/mk && ls -1 . | grep -v -e '\.downloaded$$' -e '\.unpacked$$' | xargs rm -f ; fi
+
+distclean:
+	exec rm -rf $(O)
+
+native: $(O)/mk/pc-nativegcc.installed
+
+debcopy: $(XTARGETS_DONE)
+	exec scp -P 4222 $(O)/deb/*.deb apt-parrot@canari.pfa.tds:deb/
+
+.PHONY: it all mclean clean distclean native debcopy
+
+
+$(O)/mk/0:
+	@exec mkdir -p $(O)/mk $(O)/cross $(O)/build/pc/ROOT $(O)/build/pc/BUILD/gcc $(O)/build/pc/BUILD/glibc $(O)/sources
+	exec touch $@
+
+$(O)/mk/mpfr.configured: $(O)/mk/gmp.installed
+$(O)/mk/mpc.configured: $(O)/mk/gmp.installed $(O)/mk/mpfr.installed
+$(O)/mk/isl.configured: $(O)/mk/gmp.installed
+
+$(O)/mk/gcc.ready: $(O)/mk/gcc.unpacked $(O)/mk/gmp.unpacked $(O)/mk/mpfr.unpacked $(O)/mk/mpc.unpacked $(O)/mk/isl.unpacked
+	exec rm -rf $(O)/sources/gcc
+	exec mkdir $(O)/sources/gcc
+	cd $(O)/sources/gcc && ln -sf ../gcc-$(GCC_VER)/* .
+	exec ln -sf ../gmp-$(GMP_VER) $(O)/sources/gcc/gmp
+	exec ln -sf ../mpfr-$(MPFR_VER) $(O)/sources/gcc/mpfr
+	exec ln -sf ../mpc-$(MPC_VER) $(O)/sources/gcc/mpc
+	exec ln -sf ../isl-$(ISL_VER) $(O)/sources/gcc/isl
+	exec touch $@
+
+$(O)/mk/pc-nativegcc.configured: $(O)/mk/gcc.ready | $(O)/mk/pc-0
+	cd $(O)/build/pc/BUILD/gcc && \
+	$(O)/sources/gcc/configure --disable-nls --with-gnu-ld --with-gnu-as \
+	  --prefix=$(O)/build/pc/ROOT \
+	  --with-glibc-version=$(GLIBC_VER) \
+	  --enable-languages=c,c++ \
+	  --enable-c99 \
+	  --disable-werror \
+	  --disable-multilib \
+	  --enable-tls \
+	  --disable-libmudflap \
+	  --disable-libmpx \
+	  --enable-libstdcxx-time \
+	  --enable-clocale=gnu \
+	  --enable-threads=posix \
+	  --disable-libquadmath --disable-libquadmath-support \
+	  --disable-decimal-float \
+	  --with-cloog=no \
+	  --with-ppl=no \
+	  --disable-libstdcxx-pch \
+	  --enable-gnu-unique-object \
+	  --enable-linker-build-id \
+	  --disable-sjlj-exceptions \
+	  --disable-gcov \
+	  --disable-libssp \
+	  --disable-libgomp \
+	  --disable-libvtv \
+	  --disable-libsanitizer \
+	  CFLAGS='-g0 -O2' CXXFLAGS='-g0 -O2' \
+          $(pc_OPTIONS)
+	  exec touch $@
+
+$(O)/mk/pc-nativegcc.built: $(O)/mk/pc-nativegcc.configured | $(O)/mk/pc-0
+	cd $(O)/build/pc/BUILD/gcc && $(MAKE)
+	exec touch $@
+
+$(O)/mk/pc-nativegcc.installed: $(O)/mk/pc-nativegcc.built | $(O)/mk/pc-0
+	cd $(O)/build/pc/BUILD/gcc && $(MAKE) install
+	exec touch $@