[ipfire-2.x.git] / lfs / gcc

###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007-2021  IPFire Team  <info@ipfire.org>                     #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

###############################################################################
# Definitions
###############################################################################

include Config

VER        = 11.1.0

GMP_VER    = 6.2.1
MPFR_VER   = 4.1.0
MPC_VER    = 1.2.1

THISAPP    = gcc-$(VER)
DL_FILE    = $(THISAPP).tar.xz
DL_FROM    = $(URL_IPFIRE)
DIR_APP    = $(DIR_SRC)/$(THISAPP)

CFLAGS    := $(patsubst -march=%,,$(CFLAGS))
CFLAGS    := $(patsubst -mfpu=%,,$(CFLAGS))
CFLAGS    := $(patsubst -mtune=%,,$(CFLAGS))
CFLAGS    := $(patsubst -mfloat-abi=%,,$(CFLAGS))
CFLAGS    := $(filter-out -fexceptions,$(CFLAGS))

ifeq "$(PASS)" "1"
CFLAGS    := $(patsubst -mindirect-branch=%,,$(CFLAGS))
CFLAGS    := $(patsubst -mfunction-return=%,,$(CFLAGS))
CFLAGS    := $(patsubst -fstack-clash-protection,,$(CFLAGS))
CFLAGS    := $(patsubst -fcf-protection,,$(CFLAGS))
endif

CXXFLAGS  := $(CFLAGS)

ifeq "$(BUILD_ARCH)" "armv7hl"
	FULL_BOOTSTRAP = 1
endif

ifeq "$(BUILD_ARCH)" "armv6l"
	FULL_BOOTSTRAP = 1
endif

# Normal build or $(TOOLS_DIR) build.
#
ifeq "$(ROOT)" ""
  TARGET = $(DIR_INFO)/$(THISAPP)
  EXTRA_CONFIG = \
	--prefix=/usr \
	--libexecdir=/usr/lib \
	--enable-shared \
	--enable-threads=posix \
	--enable-__cxa_atexit \
	--enable-clocale=gnu \
	--enable-languages=c,c++ \
	--disable-bootstrap \
	--disable-nls
  EXTRA_MAKE =
  EXTRA_INSTALL =
else
ifeq "$(PASS)" "1"
  TARGET = $(DIR_INFO)/$(THISAPP)-tools1
  EXTRA_CONFIG = \
	--target=$(CROSSTARGET) \
	--prefix=$(TOOLS_DIR) \
	--with-sysroot=$(ROOT) \
	--with-local-prefix=$(TOOLS_DIR) \
	--with-native-system-header-dir=$(TOOLS_DIR)/include \
	--disable-nls \
	--disable-shared \
	--disable-decimal-float \
	--disable-threads \
	--disable-libatomic \
	--disable-libmudflap \
	--disable-libssp \
	--disable-libmpx \
	--disable-libgomp \
	--disable-libquadmath \
	--disable-libstdc++-v3 \
	--disable-libvtv \
	--disable-libcilkrts \
	--disable-libitm \
	--disable-libsanitizer \
	--with-newlib \
	--without-headers \
	--without-ppl \
	--without-cloog \
	--enable-languages=c,c++
  EXTRA_MAKE = 
  EXTRA_INSTALL = 
else
ifeq "$(PASS)" "2"
  TARGET = $(DIR_INFO)/$(THISAPP)-tools2
  EXTRA_ENV = \
	CC="$(CROSSTARGET)-gcc" \
	CXX="$(CROSSTARGET)-g++" \
	AR="$(CROSSTARGET)-ar" \
	RANLIB="$(CROSSTARGET)-ranlib"
  EXTRA_CONFIG = \
	--build=$(BUILDTARGET) \
	--prefix=$(TOOLS_DIR) \
	--with-local-prefix=$(TOOLS_DIR) \
	--with-native-system-header-dir=$(TOOLS_DIR)/include \
	--enable-languages=c,c++ \
	--disable-libstdcxx-pch \
	--disable-libgomp
  EXTRA_MAKE = 
  EXTRA_INSTALL = 

  ifeq "$(FULL_BOOTSTRAP)" "1"
	EXTRA_CONFIG += --enable-bootstrap
  else
	EXTRA_CONFIG += --disable-bootstrap
  endif
else
  # PASS=L # libstdc++-v3
  TARGET = $(DIR_INFO)/$(THISAPP)-libstdc++
  EXTRA_ENV = \
	CC="$(CROSSTARGET)-gcc" \
	AR="$(CROSSTARGET)-ar" \
	RANLIB="$(CROSSTARGET)-ranlib"
  EXTRA_CONFIG = \
	--host=$(CROSSTARGET) \
	--prefix=$(TOOLS_DIR) \
	--with-sysroot=$(ROOT) \
	--disable-shared \
	--disable-nls \
	--disable-libstdcxx-threads \
	--disable-libstdcxx-pch \
	--with-gxx-include-dir=$(TOOLS_DIR)/$(CROSSTARGET)/include/c++/$(VER)
  EXTRA_MAKE = 
  EXTRA_INSTALL = 
endif
endif
endif

ifeq "$(BUILD_ARCH)" "aarch64"
	EXTRA_CONFIG += \
		--enable-standard-branch-protection
endif

ifeq "$(BUILD_ARCH)" "armv7hl"
	EXTRA_CONFIG += \
		--with-float=hard
endif

ifeq "$(BUILD_ARCH)" "armv6l"
	EXTRA_CONFIG += \
		--with-arch=armv6 \
		--with-float=softfp
#		--disable-sjlj-exceptions
endif

ifeq "$(BUILD_ARCH)" "i586"
	EXTRA_CONFIG += \
		--with-arch=i586 \
		--with-tune=generic
endif

ifeq "$(BUILD_ARCH)" "riscv64"
	EXTRA_CONFIG += \
		--with-arch=rv64gc \
		--with-abi=lp64d
endif

EXTRA_CONFIG += \
	--disable-multilib \
	--with-bugurl=http://bugtracker.ipfire.org \
	--disable-libunwind-exceptions \
	--enable-gnu-unique-object

export XCFLAGS = $(CFLAGS)
export TCFLAGS = $(CFLAGS)

###############################################################################
# Top-level Rules
###############################################################################

objects = $(DL_FILE) \
	gmp-$(GMP_VER).tar.xz \
	mpfr-$(MPFR_VER).tar.xz \
	mpc-$(MPC_VER).tar.gz

$(DL_FILE) = $(DL_FROM)/$(DL_FILE)
gmp-$(GMP_VER).tar.xz = $(DL_FROM)/gmp-$(GMP_VER).tar.xz
mpfr-$(MPFR_VER).tar.xz = $(DL_FROM)/mpfr-$(MPFR_VER).tar.xz
mpc-$(MPC_VER).tar.gz = $(DL_FROM)/mpc-$(MPC_VER).tar.gz

$(DL_FILE)_MD5			= 77f6252be0861ab918042acf42bc10ff
gmp-$(GMP_VER).tar.xz_MD5	= 0b82665c4a92fd2ade7440c13fcaa42b
mpfr-$(MPFR_VER).tar.xz_MD5	= bdd3d5efba9c17da8d83a35ec552baef
mpc-$(MPC_VER).tar.gz_MD5	= 9f16c976c25bb0f76b50be749cd7a3a8

install : $(TARGET)

check : $(patsubst %,$(DIR_CHK)/%,$(objects))

download :$(patsubst %,$(DIR_DL)/%,$(objects))

md5 : $(subst %,%_MD5,$(objects))

###############################################################################
# Downloading, checking, md5sum
###############################################################################

$(patsubst %,$(DIR_CHK)/%,$(objects)) :
	@$(CHECK)

$(patsubst %,$(DIR_DL)/%,$(objects)) :
	@$(LOAD)

$(subst %,%_MD5,$(objects)) :
	@$(MD5)

###############################################################################
# Installation Details
###############################################################################

$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
	@$(PREBUILD)
	@rm -rf $(DIR_APP) $(DIR_SRC)/gcc-build && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
	@mkdir $(DIR_SRC)/gcc-build

	cd $(DIR_APP) && sed -i 's/install_to_$$(INSTALL_DEST) //' libiberty/Makefile.in
	cd $(DIR_APP) && sed -i gcc/Makefile.in \
		-e 's@\./fixinc\.sh@-c true@' \
		-e 's/^T_CFLAGS =$$/& -fomit-frame-pointer/'

ifeq "$(TOOLCHAIN)" "1"
	# Build gmp and mpfr internally in toolchain.
	cd $(DIR_APP) && tar xfa $(DIR_DL)/gmp-$(GMP_VER).tar.xz
	cd $(DIR_APP) && mv -v gmp-$(GMP_VER) gmp
	cd $(DIR_APP) && tar xfa $(DIR_DL)/mpfr-$(MPFR_VER).tar.xz
	cd $(DIR_APP) && mv -v mpfr-$(MPFR_VER) mpfr
	cd $(DIR_APP) && tar xfa $(DIR_DL)/mpc-$(MPC_VER).tar.gz
	cd $(DIR_APP) && mv -v mpc-$(MPC_VER) mpc

ifeq "$(PASS)" "2"
	cd $(DIR_APP) && cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \
			`dirname $$($(TOOLS_DIR)/bin/$(CROSSTARGET)-gcc -print-libgcc-file-name)`/include-fixed/limits.h
endif

	for file in $$(find $(DIR_APP)/gcc/config -name linux64.h -o -name linux.h \
			-o -name sysv4.h -o -name linux-eabi.h -o -name linux-elf.h -o -name aarch64-linux.h); do \
		echo "Processing $${file}..."; \
		sed -i $${file} \
			-e 's@/lib\(64\)\?\(32\)\?/ld@$(TOOLS_DIR)&@g' \
			-e 's@/usr@$(TOOLS_DIR)@g'; \
		echo '#undef STANDARD_STARTFILE_PREFIX_1' >> $${file}; \
		echo '#undef STANDARD_STARTFILE_PREFIX_2' >> $${file}; \
		echo '#define STANDARD_STARTFILE_PREFIX_1 "$(TOOLS_DIR)/lib/"' >> $${file}; \
		echo '#define STANDARD_STARTFILE_PREFIX_2 ""' >> $${file}; \
	done
endif

ifeq "$(PASS)" "L"
	# libstdc++ pass
	cd $(DIR_SRC)/gcc-build && \
		$(EXTRA_ENV) \
		$(DIR_APP)/libstdc++-v3/configure \
			$(EXTRA_CONFIG)
	cd $(DIR_SRC)/gcc-build && make $(EXTRA_MAKE)
	cd $(DIR_SRC)/gcc-build && make $(EXTRA_INSTALL) install

else
	# The actual build.
	cd $(DIR_SRC)/gcc-build && \
		$(EXTRA_ENV) \
		$(DIR_APP)/configure \
			$(EXTRA_CONFIG)
	cd $(DIR_SRC)/gcc-build && make $(EXTRA_MAKE)
	cd $(DIR_SRC)/gcc-build && make $(EXTRA_INSTALL) install
endif

ifeq "$(TOOLCHAIN)" "1"
 ifeq "$(PASS)" "1"
	ln -svf libgcc.a $$($(TOOLS_DIR)/bin/$(CROSSTARGET)-gcc -print-libgcc-file-name | sed 's/libgcc/&_eh/')
 endif

 ifeq "$(PASS)" "2"
	ln -svf gcc $(TOOLS_DIR)/bin/cc
	# remove gdb python files from libdir
	rm -rf $(TOOLS_DIR)/lib/*-gdb.py
 endif

 ifeq "$(PASS)" "L"
	# Workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70936
	sed -e "s/^#include_next/#include/" -i $(TOOLS_DIR)/$(CROSSTARGET)/include/c++/$(VER)/cstdlib
 endif

else # NON-TOOLCHAIN
	ln -svf ../usr/bin/cpp /lib
	ln -svf gcc /usr/bin/cc
	# remove gdb python files from libdir
	rm -rf /usr/lib/*-gdb.py
endif

	@rm -rf $(DIR_APP) $(DIR_SRC)/gcc-build
	@$(POSTBUILD)
Commit	Line	Data
cd1a2927	1	###############################################################################
cd1a2927	2	# #
70df8302	3	# IPFire.org - A linux based firewall #
aafdd71b	4	# Copyright (C) 2007-2021 IPFire Team <info@ipfire.org> #
70df8302 MT	5	# #
70df8302 MT	6	# This program is free software: you can redistribute it and/or modify #
cd1a2927	7	# it under the terms of the GNU General Public License as published by #
70df8302	8	# the Free Software Foundation, either version 3 of the License, or #
cd1a2927 MT	9	# (at your option) any later version. #
cd1a2927 MT	10	# #
70df8302	11	# This program is distributed in the hope that it will be useful, #
cd1a2927 MT	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
	14	# GNU General Public License for more details. #
	15	# #
	16	# You should have received a copy of the GNU General Public License #
70df8302	17	# along with this program. If not, see <http://www.gnu.org/licenses/>. #
cd1a2927	18	# #
cd1a2927 MT	19	###############################################################################
	20
	21	###############################################################################
	22	# Definitions
	23	###############################################################################
	24
	25	include Config
	26
27d620ff	27	VER = 11.1.0
82b312a9	28
570590a2	29	GMP_VER = 6.2.1
854df4df	30	MPFR_VER = 4.1.0
570590a2	31	MPC_VER = 1.2.1
cd1a2927 MT	32
cd1a2927 MT	33	THISAPP = gcc-$(VER)
11b5e5cb	34	DL_FILE = $(THISAPP).tar.xz
dd714b8a	35	DL_FROM = $(URL_IPFIRE)
cd1a2927	36	DIR_APP = $(DIR_SRC)/$(THISAPP)
cd1a2927	37
ed635824	38	CFLAGS := $(patsubst -march=%,,$(CFLAGS))
f3c01b39	39	CFLAGS := $(patsubst -mfpu=%,,$(CFLAGS))
ed635824	40	CFLAGS := $(patsubst -mtune=%,,$(CFLAGS))
62a430f9	41	CFLAGS := $(patsubst -mfloat-abi=%,,$(CFLAGS))
8675b78a	42	CFLAGS := $(filter-out -fexceptions,$(CFLAGS))
11b5e5cb AF	43
	44	ifeq "$(PASS)" "1"
	45	CFLAGS := $(patsubst -mindirect-branch=%,,$(CFLAGS))
	46	CFLAGS := $(patsubst -mfunction-return=%,,$(CFLAGS))
d83422d1 AF	47	CFLAGS := $(patsubst -fstack-clash-protection,,$(CFLAGS))
d83422d1 AF	48	CFLAGS := $(patsubst -fcf-protection,,$(CFLAGS))
11b5e5cb AF	49	endif
11b5e5cb AF	50
8675b78a	51	CXXFLAGS := $(CFLAGS)
ff1d5f3a	52
b45e371f MT	53	ifeq "$(BUILD_ARCH)" "armv7hl"
	54	FULL_BOOTSTRAP = 1
	55	endif
	56
aafdd71b	57	ifeq "$(BUILD_ARCH)" "armv6l"
b45e371f MT	58	FULL_BOOTSTRAP = 1
	59	endif
	60
6c4cc7ea	61	# Normal build or $(TOOLS_DIR) build.
cd1a2927 MT	62	#
	63	ifeq "$(ROOT)" ""
	64	TARGET = $(DIR_INFO)/$(THISAPP)
afbd9856 MT	65	EXTRA_CONFIG = \
	66	--prefix=/usr \
	67	--libexecdir=/usr/lib \
	68	--enable-shared \
	69	--enable-threads=posix \
	70	--enable-__cxa_atexit \
	71	--enable-clocale=gnu \
eed179ac	72	--enable-languages=c,c++ \
afbd9856 MT	73	--disable-bootstrap \
afbd9856 MT	74	--disable-nls
857d9bf2 MT	75	EXTRA_MAKE =
857d9bf2 MT	76	EXTRA_INSTALL =
cd1a2927	77	else
15679d9f	78	ifeq "$(PASS)" "1"
cd1a2927	79	TARGET = $(DIR_INFO)/$(THISAPP)-tools1
82b312a9 MT	80	EXTRA_CONFIG = \
82b312a9 MT	81	--target=$(CROSSTARGET) \
6c4cc7ea	82	--prefix=$(TOOLS_DIR) \
764a3f1f	83	--with-sysroot=$(ROOT) \
6c4cc7ea MT	84	--with-local-prefix=$(TOOLS_DIR) \
6c4cc7ea MT	85	--with-native-system-header-dir=$(TOOLS_DIR)/include \
82b312a9 MT	86	--disable-nls \
	87	--disable-shared \
	88	--disable-decimal-float \
	89	--disable-threads \
764a3f1f	90	--disable-libatomic \
82b312a9 MT	91	--disable-libmudflap \
82b312a9 MT	92	--disable-libssp \
8bc5ded2	93	--disable-libmpx \
82b312a9 MT	94	--disable-libgomp \
82b312a9 MT	95	--disable-libquadmath \
764a3f1f AF	96	--disable-libstdc++-v3 \
	97	--disable-libvtv \
	98	--disable-libcilkrts \
	99	--disable-libitm \
	100	--disable-libsanitizer \
82b312a9 MT	101	--with-newlib \
	102	--without-headers \
	103	--without-ppl \
	104	--without-cloog \
764a3f1f	105	--enable-languages=c,c++
575ea031	106	EXTRA_MAKE =
cd1a2927 MT	107	EXTRA_INSTALL =
cd1a2927 MT	108	else
764a3f1f	109	ifeq "$(PASS)" "2"
cd1a2927	110	TARGET = $(DIR_INFO)/$(THISAPP)-tools2
82b312a9	111	EXTRA_ENV = \
6f8f4522	112	CC="$(CROSSTARGET)-gcc" \
764a3f1f	113	CXX="$(CROSSTARGET)-g++" \
82b312a9 MT	114	AR="$(CROSSTARGET)-ar" \
	115	RANLIB="$(CROSSTARGET)-ranlib"
	116	EXTRA_CONFIG = \
82b312a9	117	--build=$(BUILDTARGET) \
6c4cc7ea MT	118	--prefix=$(TOOLS_DIR) \
	119	--with-local-prefix=$(TOOLS_DIR) \
	120	--with-native-system-header-dir=$(TOOLS_DIR)/include \
82b312a9 MT	121	--enable-languages=c,c++ \
82b312a9 MT	122	--disable-libstdcxx-pch \
b45e371f	123	--disable-libgomp
cd1a2927 MT	124	EXTRA_MAKE =
cd1a2927 MT	125	EXTRA_INSTALL =
b45e371f MT	126
	127	ifeq "$(FULL_BOOTSTRAP)" "1"
	128	EXTRA_CONFIG += --enable-bootstrap
	129	else
	130	EXTRA_CONFIG += --disable-bootstrap
	131	endif
764a3f1f AF	132	else
	133	# PASS=L # libstdc++-v3
	134	TARGET = $(DIR_INFO)/$(THISAPP)-libstdc++
	135	EXTRA_ENV = \
6f8f4522	136	CC="$(CROSSTARGET)-gcc" \
764a3f1f AF	137	AR="$(CROSSTARGET)-ar" \
	138	RANLIB="$(CROSSTARGET)-ranlib"
	139	EXTRA_CONFIG = \
	140	--host=$(CROSSTARGET) \
6c4cc7ea	141	--prefix=$(TOOLS_DIR) \
764a3f1f AF	142	--with-sysroot=$(ROOT) \
	143	--disable-shared \
	144	--disable-nls \
	145	--disable-libstdcxx-threads \
	146	--disable-libstdcxx-pch \
6c4cc7ea	147	--with-gxx-include-dir=$(TOOLS_DIR)/$(CROSSTARGET)/include/c++/$(VER)
764a3f1f AF	148	EXTRA_MAKE =
	149	EXTRA_INSTALL =
	150	endif
cd1a2927 MT	151	endif
	152	endif
	153
0c30619a MT	154	ifeq "$(BUILD_ARCH)" "aarch64"
	155	EXTRA_CONFIG += \
	156	--enable-standard-branch-protection
	157	endif
	158
dc7d6b20	159	ifeq "$(BUILD_ARCH)" "armv7hl"
0c24d56d MT	160	EXTRA_CONFIG += \
	161	--with-float=hard
	162	endif
	163
aafdd71b	164	ifeq "$(BUILD_ARCH)" "armv6l"
51f9e7ac	165	EXTRA_CONFIG += \
aafdd71b AF	166	--with-arch=armv6 \
	167	--with-float=softfp
	168	# --disable-sjlj-exceptions
51f9e7ac MT	169	endif
51f9e7ac MT	170
dc7d6b20	171	ifeq "$(BUILD_ARCH)" "i586"
ed635824 MT	172	EXTRA_CONFIG += \
	173	--with-arch=i586 \
	174	--with-tune=generic
	175	endif
	176
e3a093f5 MT	177	ifeq "$(BUILD_ARCH)" "riscv64"
	178	EXTRA_CONFIG += \
	179	--with-arch=rv64gc \
	180	--with-abi=lp64d
	181	endif
	182
ed635824	183	EXTRA_CONFIG += \
51777e5d	184	--disable-multilib \
ed635824 MT	185	--with-bugurl=http://bugtracker.ipfire.org \
	186	--disable-libunwind-exceptions \
	187	--enable-gnu-unique-object
	188
51f9e7ac MT	189	export XCFLAGS = $(CFLAGS)
	190	export TCFLAGS = $(CFLAGS)
	191
cd1a2927 MT	192	###############################################################################
	193	# Top-level Rules
	194	###############################################################################
82b312a9 MT	195
82b312a9 MT	196	objects = $(DL_FILE) \
11b5e5cb AF	197	gmp-$(GMP_VER).tar.xz \
11b5e5cb AF	198	mpfr-$(MPFR_VER).tar.xz \
8675b78a	199	mpc-$(MPC_VER).tar.gz
cd1a2927	200
41921bd9	201	$(DL_FILE) = $(DL_FROM)/$(DL_FILE)
176b1cc6	202	gmp-$(GMP_VER).tar.xz = $(DL_FROM)/gmp-$(GMP_VER).tar.xz
11b5e5cb	203	mpfr-$(MPFR_VER).tar.xz = $(DL_FROM)/mpfr-$(MPFR_VER).tar.xz
8675b78a	204	mpc-$(MPC_VER).tar.gz = $(DL_FROM)/mpc-$(MPC_VER).tar.gz
cd1a2927	205
27d620ff	206	$(DL_FILE)_MD5 = 77f6252be0861ab918042acf42bc10ff
570590a2	207	gmp-$(GMP_VER).tar.xz_MD5 = 0b82665c4a92fd2ade7440c13fcaa42b
854df4df	208	mpfr-$(MPFR_VER).tar.xz_MD5 = bdd3d5efba9c17da8d83a35ec552baef
570590a2	209	mpc-$(MPC_VER).tar.gz_MD5 = 9f16c976c25bb0f76b50be749cd7a3a8
cd1a2927 MT	210
	211	install : $(TARGET)
	212
	213	check : $(patsubst %,$(DIR_CHK)/%,$(objects))
	214
	215	download :$(patsubst %,$(DIR_DL)/%,$(objects))
	216
	217	md5 : $(subst %,%_MD5,$(objects))
	218
	219	###############################################################################
	220	# Downloading, checking, md5sum
	221	###############################################################################
	222
	223	$(patsubst %,$(DIR_CHK)/%,$(objects)) :
	224	@$(CHECK)
	225
	226	$(patsubst %,$(DIR_DL)/%,$(objects)) :
	227	@$(LOAD)
	228
	229	$(subst %,%_MD5,$(objects)) :
	230	@$(MD5)
	231
	232	###############################################################################
	233	# Installation Details
	234	###############################################################################
	235
	236	$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
	237	@$(PREBUILD)
8675b78a	238	@rm -rf $(DIR_APP) $(DIR_SRC)/gcc-build && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
dd714b8a	239	@mkdir $(DIR_SRC)/gcc-build
51f9e7ac	240
991d11d7 MT	241	cd $(DIR_APP) && sed -i 's/install_to_$$(INSTALL_DEST) //' libiberty/Makefile.in
	242	cd $(DIR_APP) && sed -i gcc/Makefile.in \
	243	-e 's@\./fixinc\.sh@-c true@' \
	244	-e 's/^T_CFLAGS =$$/& -fomit-frame-pointer/'
	245
	246	ifeq "$(TOOLCHAIN)" "1"
82b312a9	247	# Build gmp and mpfr internally in toolchain.
11b5e5cb	248	cd $(DIR_APP) && tar xfa $(DIR_DL)/gmp-$(GMP_VER).tar.xz
82b312a9	249	cd $(DIR_APP) && mv -v gmp-$(GMP_VER) gmp
11b5e5cb	250	cd $(DIR_APP) && tar xfa $(DIR_DL)/mpfr-$(MPFR_VER).tar.xz
82b312a9	251	cd $(DIR_APP) && mv -v mpfr-$(MPFR_VER) mpfr
8675b78a MT	252	cd $(DIR_APP) && tar xfa $(DIR_DL)/mpc-$(MPC_VER).tar.gz
8675b78a MT	253	cd $(DIR_APP) && mv -v mpc-$(MPC_VER) mpc
82b312a9	254
991d11d7	255	ifeq "$(PASS)" "2"
764a3f1f	256	cd $(DIR_APP) && cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \
6c4cc7ea	257	`dirname $$($(TOOLS_DIR)/bin/$(CROSSTARGET)-gcc -print-libgcc-file-name)`/include-fixed/limits.h
991d11d7 MT	258	endif
991d11d7 MT	259
82b312a9	260	for file in $$(find $(DIR_APP)/gcc/config -name linux64.h -o -name linux.h \
cfd39a32	261	-o -name sysv4.h -o -name linux-eabi.h -o -name linux-elf.h -o -name aarch64-linux.h); do \
82b312a9 MT	262	echo "Processing $${file}..."; \
82b312a9 MT	263	sed -i $${file} \
6c4cc7ea MT	264	-e 's@/lib\(64\)\?\(32\)\?/ld@$(TOOLS_DIR)&@g' \
6c4cc7ea MT	265	-e 's@/usr@$(TOOLS_DIR)@g'; \
764a3f1f AF	266	echo '#undef STANDARD_STARTFILE_PREFIX_1' >> $${file}; \
764a3f1f AF	267	echo '#undef STANDARD_STARTFILE_PREFIX_2' >> $${file}; \
6c4cc7ea	268	echo '#define STANDARD_STARTFILE_PREFIX_1 "$(TOOLS_DIR)/lib/"' >> $${file}; \
82b312a9 MT	269	echo '#define STANDARD_STARTFILE_PREFIX_2 ""' >> $${file}; \
82b312a9 MT	270	done
82b312a9	271	endif
dd714b8a	272
991d11d7	273	ifeq "$(PASS)" "L"
764a3f1f AF	274	# libstdc++ pass
	275	cd $(DIR_SRC)/gcc-build && \
	276	$(EXTRA_ENV) \
	277	$(DIR_APP)/libstdc++-v3/configure \
	278	$(EXTRA_CONFIG)
79ccd55d	279	cd $(DIR_SRC)/gcc-build && make $(EXTRA_MAKE)
764a3f1f	280	cd $(DIR_SRC)/gcc-build && make $(EXTRA_INSTALL) install
cfd39a32	281
764a3f1f	282	else
82b312a9 MT	283	# The actual build.
	284	cd $(DIR_SRC)/gcc-build && \
	285	$(EXTRA_ENV) \
	286	$(DIR_APP)/configure \
	287	$(EXTRA_CONFIG)
79ccd55d	288	cd $(DIR_SRC)/gcc-build && make $(EXTRA_MAKE)
f97be0a6	289	cd $(DIR_SRC)/gcc-build && make $(EXTRA_INSTALL) install
764a3f1f	290	endif
82b312a9	291
991d11d7 MT	292	ifeq "$(TOOLCHAIN)" "1"
991d11d7 MT	293	ifeq "$(PASS)" "1"
6c4cc7ea	294	ln -svf libgcc.a $$($(TOOLS_DIR)/bin/$(CROSSTARGET)-gcc -print-libgcc-file-name \| sed 's/libgcc/&_eh/')
991d11d7 MT	295	endif
	296
	297	ifeq "$(PASS)" "2"
6c4cc7ea	298	ln -svf gcc $(TOOLS_DIR)/bin/cc
8f2ac12a	299	# remove gdb python files from libdir
6c4cc7ea	300	rm -rf $(TOOLS_DIR)/lib/*-gdb.py
991d11d7 MT	301	endif
	302
	303	ifeq "$(PASS)" "L"
	304	# Workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70936
6c4cc7ea	305	sed -e "s/^#include_next/#include/" -i $(TOOLS_DIR)/$(CROSSTARGET)/include/c++/$(VER)/cstdlib
991d11d7 MT	306	endif
	307
	308	else # NON-TOOLCHAIN
	309	ln -svf ../usr/bin/cpp /lib
	310	ln -svf gcc /usr/bin/cc
	311	# remove gdb python files from libdir
	312	rm -rf /usr/lib/*-gdb.py
cd1a2927	313	endif
991d11d7	314
cd1a2927 MT	315	@rm -rf $(DIR_APP) $(DIR_SRC)/gcc-build
cd1a2927 MT	316	@$(POSTBUILD)