OSDN Git Service

2010-04-06 Matthias Klose <doko@ubuntu.com>
[pf3gnuchains/gcc-fork.git] / Makefile.tpl
index 475b0d3..98b526c 100644 (file)
@@ -6,11 +6,12 @@ in
 #
 # Makefile for directory with subdirs to build.
 #   Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-#   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation
+#   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+#   Free Software Foundation
 #
 # This file 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 2 of the License, or
+# 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,
@@ -19,24 +20,32 @@ in
 # 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, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+# along with this program; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
 #
 
+# First, test for a proper version of make, but only where one is required.
+
+@if gcc
+ifeq (,$(.VARIABLES)) # The variable .VARIABLES, new with 3.80, is never empty.
+$(error GNU make version 3.80 or newer is required.)
+endif
+@endif gcc
+
 # -------------------------------
 # Standard Autoconf-set variables
 # -------------------------------
 VPATH=@srcdir@
 
-build_alias=@build_alias@
+build_alias=@build_noncanonical@
 build_vendor=@build_vendor@
 build_os=@build_os@
 build=@build@
-host_alias=@host_alias@
+host_alias=@host_noncanonical@
 host_vendor=@host_vendor@
 host_os=@host_os@
 host=@host@
-target_alias=@target_alias@
+target_alias=@target_noncanonical@
 target_vendor=@target_vendor@
 target_os=@target_os@
 target=@target@
@@ -61,6 +70,7 @@ oldincludedir = @oldincludedir@
 infodir = @infodir@
 datarootdir = @datarootdir@
 docdir = @docdir@
+pdfdir = @pdfdir@
 htmldir = @htmldir@
 mandir = @mandir@
 man1dir = $(mandir)/man1
@@ -99,12 +109,30 @@ GDB_NLM_DEPS =
 # the libraries.
 RPATH_ENVVAR = @RPATH_ENVVAR@
 
+# On targets where RPATH_ENVVAR is PATH, a subdirectory of the GCC build path
+# is used instead of the directory itself to avoid including built
+# executables in PATH.
+GCC_SHLIB_SUBDIR = @GCC_SHLIB_SUBDIR@
+
 # Build programs are put under this directory.
 BUILD_SUBDIR = @build_subdir@
 # This is set by the configure script to the arguments to use when configuring
 # directories built for the build system.
 BUILD_CONFIGARGS = @build_configargs@ --with-build-subdir="$(BUILD_SUBDIR)"
 
+# Linker flags to use on the host, for stage1 or when not
+# bootstrapping.
+STAGE1_LDFLAGS = @stage1_ldflags@
+
+# Libraries to use on the host, for stage1 or when not bootstrapping.
+STAGE1_LIBS = @stage1_libs@
+
+# Linker flags to use for stage2 and later.
+POSTSTAGE1_LDFLAGS = @poststage1_ldflags@
+
+# Libraries to use for stage2 and later.
+POSTSTAGE1_LIBS = @poststage1_libs@
+
 # This is the list of variables to export in the environment when
 # configuring any subdirectory.  It must also be exported whenever
 # recursing into a build directory in case that directory's Makefile
@@ -115,6 +143,8 @@ BASE_EXPORTS = \
        BISON="$(BISON)"; export BISON; \
        YACC="$(YACC)"; export YACC; \
        M4="$(M4)"; export M4; \
+       SED="$(SED)"; export SED; \
+       AWK="$(AWK)"; export AWK; \
        MAKEINFO="$(MAKEINFO)"; export MAKEINFO;
 
 # This is the list of variables to export in the environment when
@@ -135,10 +165,18 @@ BUILD_EXPORTS = \
        LDFLAGS="$(LDFLAGS_FOR_BUILD)"; export LDFLAGS; \
        NM="$(NM_FOR_BUILD)"; export NM; \
        RANLIB="$(RANLIB_FOR_BUILD)"; export RANLIB; \
-       WINDRES="$(WINDRES_FOR_BUILD)"; export WINDRES;
+       WINDRES="$(WINDRES_FOR_BUILD)"; export WINDRES; \
+       WINDMC="$(WINDMC_FOR_BUILD)"; export WINDMC;
+
+# These variables must be set on the make command line for directories
+# built for the build system to override those in BASE_FLAGS_TO_PASSS.
+EXTRA_BUILD_FLAGS = \
+       CFLAGS="$(CFLAGS_FOR_BUILD)" \
+       LDFLAGS="$(LDFLAGS_FOR_BUILD)"
 
 # This is the list of directories to built for the host system.
 SUBDIRS = @configdirs@
+TARGET_CONFIGDIRS = @target_configdirs@
 # This is set by the configure script to the arguments to use when configuring
 # directories built for the host system.
 HOST_CONFIGARGS = @host_configargs@
@@ -151,19 +189,23 @@ HOST_SUBDIR = @host_subdir@
 HOST_EXPORTS = \
        $(BASE_EXPORTS) \
        CC="$(CC)"; export CC; \
+       ADA_CFLAGS="$(ADA_CFLAGS)"; export ADA_CFLAGS; \
        CFLAGS="$(CFLAGS)"; export CFLAGS; \
        CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
        CXX="$(CXX)"; export CXX; \
        CXXFLAGS="$(CXXFLAGS)"; export CXXFLAGS; \
+       GCJ="$(GCJ)"; export GCJ; \
+       GFORTRAN="$(GFORTRAN)"; export GFORTRAN; \
        AR="$(AR)"; export AR; \
        AS="$(AS)"; export AS; \
        CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
        DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
        LD="$(LD)"; export LD; \
-       LDFLAGS="$(LDFLAGS)"; export LDFLAGS; \
+       LDFLAGS="$(STAGE1_LDFLAGS) $(LDFLAGS)"; export LDFLAGS; \
        NM="$(NM)"; export NM; \
        RANLIB="$(RANLIB)"; export RANLIB; \
        WINDRES="$(WINDRES)"; export WINDRES; \
+       WINDMC="$(WINDMC)"; export WINDMC; \
        OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
        OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
        AR_FOR_TARGET="$(AR_FOR_TARGET)"; export AR_FOR_TARGET; \
@@ -174,24 +216,46 @@ HOST_EXPORTS = \
        OBJDUMP_FOR_TARGET="$(OBJDUMP_FOR_TARGET)"; export OBJDUMP_FOR_TARGET; \
        RANLIB_FOR_TARGET="$(RANLIB_FOR_TARGET)"; export RANLIB_FOR_TARGET; \
        TOPLEVEL_CONFIGURE_ARGUMENTS="$(TOPLEVEL_CONFIGURE_ARGUMENTS)"; export TOPLEVEL_CONFIGURE_ARGUMENTS; \
+       HOST_LIBS="$(STAGE1_LIBS)"; export HOST_LIBS; \
        GMPLIBS="$(HOST_GMPLIBS)"; export GMPLIBS; \
        GMPINC="$(HOST_GMPINC)"; export GMPINC; \
+       PPLLIBS="$(HOST_PPLLIBS)"; export PPLLIBS; \
+       PPLINC="$(HOST_PPLINC)"; export PPLINC; \
+       CLOOGLIBS="$(HOST_CLOOGLIBS)"; export CLOOGLIBS; \
+       CLOOGINC="$(HOST_CLOOGINC)"; export CLOOGINC; \
+       LIBELFLIBS="$(HOST_LIBELFLIBS)" ; export LIBELFLIBS; \
+       LIBELFINC="$(HOST_LIBELFINC)" ; export LIBELFINC; \
 @if gcc-bootstrap
        $(RPATH_ENVVAR)=`echo "$(TARGET_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
 @endif gcc-bootstrap
        $(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR);
 
+POSTSTAGE1_CXX_EXPORT = \
+       CXX='$(CXX)'; export CXX; \
+       CXX_FOR_BUILD='$(CXX_FOR_BUILD)'; export CXX_FOR_BUILD;
+@if target-libstdc++-v3-bootstrap
+# Override the above if we're bootstrapping C++.
+POSTSTAGE1_CXX_EXPORT = \
+       CXX="$(STAGE_CC_WRAPPER) $$r/$(HOST_SUBDIR)/prev-gcc/g++$(exeext) \
+         -B$$r/$(HOST_SUBDIR)/prev-gcc/ -B$(build_tooldir)/bin/ -nostdinc++ \
+         -I$$r/prev-$(TARGET_SUBDIR)/libstdc++-v3/include/$(TARGET_SUBDIR) \
+         -I$$r/prev-$(TARGET_SUBDIR)/libstdc++-v3/include \
+         -I$$s/libstdc++-v3/libsupc++ \
+         -L$$r/prev-$(TARGET_SUBDIR)/libstdc++-v3/src/.libs"; export CXX; \
+       CXX_FOR_BUILD="$$CXX"; export CXX_FOR_BUILD;
+@endif target-libstdc++-v3-bootstrap
+
 # Similar, for later GCC stages.
 POSTSTAGE1_HOST_EXPORTS = \
        $(HOST_EXPORTS) \
        CC="$(STAGE_CC_WRAPPER) $$r/$(HOST_SUBDIR)/prev-gcc/xgcc$(exeext) \
-         -B$$r/$(HOST_SUBDIR)/prev-gcc/ -B$(build_tooldir)/bin/"; export CC; \
-       CC_FOR_BUILD="$(STAGE_CC_WRAPPER) \
-         $$r/$(HOST_SUBDIR)/prev-gcc/xgcc$(exeext) \
-         -B$$r/$(HOST_SUBDIR)/prev-gcc/ \
-         -B$(build_tooldir)/bin/"; export CC_FOR_BUILD; \
-       CFLAGS="$(BOOT_CFLAGS)"; export CFLAGS; \
-       LDFLAGS="$(BOOT_LDFLAGS)"; export LDFLAGS;
+         -B$$r/$(HOST_SUBDIR)/prev-gcc/ -B$(build_tooldir)/bin/ \
+         $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CC; \
+       CC_FOR_BUILD="$$CC"; export CC_FOR_BUILD; \
+       $(POSTSTAGE1_CXX_EXPORT) \
+       GNATBIND="$$r/$(HOST_SUBDIR)/prev-gcc/gnatbind"; export GNATBIND; \
+       LDFLAGS="$(POSTSTAGE1_LDFLAGS) $(BOOT_LDFLAGS)"; export LDFLAGS; \
+       HOST_LIBS="$(POSTSTAGE1_LIBS)"; export HOST_LIBS;
 
 # Target libraries are put under this directory:
 TARGET_SUBDIR = @target_subdir@
@@ -199,18 +263,18 @@ TARGET_SUBDIR = @target_subdir@
 # directories built for the target.
 TARGET_CONFIGARGS = @target_configargs@ --with-target-subdir="$(TARGET_SUBDIR)"
 # This is the list of variables to export in the environment when
-# configuring subdirectories for the host system.
+# configuring subdirectories for the target system.
 BASE_TARGET_EXPORTS = \
        $(BASE_EXPORTS) \
        AR="$(AR_FOR_TARGET)"; export AR; \
        AS="$(COMPILER_AS_FOR_TARGET)"; export AS; \
-       CC="$(CC_FOR_TARGET)"; export CC; \
+       CC="$(CC_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CC; \
        CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
        CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
        CPPFLAGS="$(CPPFLAGS_FOR_TARGET)"; export CPPFLAGS; \
        CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
-       GCJ="$(GCJ_FOR_TARGET)"; export GCJ; \
-       GFORTRAN="$(GFORTRAN_FOR_TARGET)"; export GFORTRAN; \
+       GCJ="$(GCJ_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GCJ; \
+       GFORTRAN="$(GFORTRAN_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GFORTRAN; \
        DLLTOOL="$(DLLTOOL_FOR_TARGET)"; export DLLTOOL; \
        LD="$(COMPILER_LD_FOR_TARGET)"; export LD; \
        LDFLAGS="$(LDFLAGS_FOR_TARGET)"; export LDFLAGS; \
@@ -220,21 +284,38 @@ BASE_TARGET_EXPORTS = \
        RANLIB="$(RANLIB_FOR_TARGET)"; export RANLIB; \
        STRIP="$(STRIP_FOR_TARGET)"; export STRIP; \
        WINDRES="$(WINDRES_FOR_TARGET)"; export WINDRES; \
-       $(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH)$(TARGET_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR);
+       WINDMC="$(WINDMC_FOR_TARGET)"; export WINDMC; \
+@if gcc-bootstrap
+       $(RPATH_ENVVAR)=`echo "$(TARGET_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
+@endif gcc-bootstrap
+       $(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
+       TARGET_CONFIGDIRS="$(TARGET_CONFIGDIRS)"; export TARGET_CONFIGDIRS;
 
 RAW_CXX_TARGET_EXPORTS = \
        $(BASE_TARGET_EXPORTS) \
        CXX_FOR_TARGET="$(RAW_CXX_FOR_TARGET)"; export CXX_FOR_TARGET; \
-       CXX="$(RAW_CXX_FOR_TARGET)"; export CXX;
+       CXX="$(RAW_CXX_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CXX;
 
 NORMAL_TARGET_EXPORTS = \
        $(BASE_TARGET_EXPORTS) \
-       CXX="$(CXX_FOR_TARGET)"; export CXX;
+       CXX="$(CXX_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CXX;
 
 # Where to find GMP
 HOST_GMPLIBS = @gmplibs@
 HOST_GMPINC = @gmpinc@
 
+# Where to find PPL
+HOST_PPLLIBS = @ppllibs@
+HOST_PPLINC = @pplinc@
+
+# Where to find CLOOG
+HOST_CLOOGLIBS = @clooglibs@
+HOST_CLOOGINC = @clooginc@
+
+# Where to find libelf
+HOST_LIBELFLIBS = @libelflibs@
+HOST_LIBELFINC = @libelfinc@
+
 # ----------------------------------------------
 # Programs producing files for the BUILD machine
 # ----------------------------------------------
@@ -251,10 +332,21 @@ PWD_COMMAND = $${PWDCMD-pwd}
 
 # compilers to use to create programs which must be run in the build
 # environment.
+AR_FOR_BUILD = @AR_FOR_BUILD@
+AS_FOR_BUILD = @AS_FOR_BUILD@
 CC_FOR_BUILD = @CC_FOR_BUILD@
 CFLAGS_FOR_BUILD = @CFLAGS_FOR_BUILD@
-
-CXX_FOR_BUILD = $(CXX)
+CXXFLAGS_FOR_BUILD = @CXXFLAGS_FOR_BUILD@
+CXX_FOR_BUILD = @CXX_FOR_BUILD@
+DLLTOOL_FOR_BUILD = @DLLTOOL_FOR_BUILD@
+GCJ_FOR_BUILD = @GCJ_FOR_BUILD@
+GFORTRAN_FOR_BUILD = @GFORTRAN_FOR_BUILD@
+LDFLAGS_FOR_BUILD = @LDFLAGS_FOR_BUILD@
+LD_FOR_BUILD = @LD_FOR_BUILD@
+NM_FOR_BUILD = @NM_FOR_BUILD@
+RANLIB_FOR_BUILD = @RANLIB_FOR_BUILD@
+WINDMC_FOR_BUILD = @WINDMC_FOR_BUILD@
+WINDRES_FOR_BUILD = @WINDRES_FOR_BUILD@
 
 # Special variables passed down in EXTRA_GCC_FLAGS.  They are defined
 # here so that they can be overridden by Makefile fragments.
@@ -265,7 +357,10 @@ BUILD_PREFIX_1 = @BUILD_PREFIX_1@
 # here so that they can be overridden by Makefile fragments.
 BOOT_CFLAGS= -g -O2
 BOOT_LDFLAGS=
+BOOT_ADAFLAGS=-gnatpg -gnata
 
+AWK = @AWK@
+SED = @SED@
 BISON = @BISON@
 YACC = @YACC@
 FLEX = @FLEX@
@@ -298,13 +393,36 @@ OBJDUMP = @OBJDUMP@
 RANLIB = @RANLIB@
 STRIP = @STRIP@
 WINDRES = @WINDRES@
+WINDMC = @WINDMC@
+
+GNATBIND = @GNATBIND@
+GNATMAKE = @GNATMAKE@
 
 CFLAGS = @CFLAGS@
-LDFLAGS = 
+LDFLAGS = @LDFLAGS@
 LIBCFLAGS = $(CFLAGS)
 CXXFLAGS = @CXXFLAGS@
 LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
-PICFLAG = 
+
+TFLAGS =
+
+# Defaults for all stages; some are overridden below.
+
+STAGE_CFLAGS = $(BOOT_CFLAGS)
+STAGE_TFLAGS = $(TFLAGS)
+STAGE_CONFIGURE_FLAGS=@stage2_werror_flag@
+
+[+ FOR bootstrap-stage +]
+# Defaults for stage [+id+]; some are overridden below.
+STAGE[+id+]_CFLAGS = $(STAGE_CFLAGS)
+STAGE[+id+]_CXXFLAGS = $(CXXFLAGS)
+@if target-libstdc++-v3-bootstrap
+# Override the above if we're bootstrapping C++.
+STAGE[+id+]_CXXFLAGS = $(STAGE[+id+]_CFLAGS)
+@endif target-libstdc++-v3-bootstrap
+STAGE[+id+]_TFLAGS = $(STAGE_TFLAGS)
+STAGE[+id+]_CONFIGURE_FLAGS = $(STAGE_CONFIGURE_FLAGS)
+[+ ENDFOR bootstrap-stage +]
 
 # Only build the C compiler for stage1, because that is the only one that
 # we can guarantee will build with the native compiler, and also it is the
@@ -312,29 +430,44 @@ PICFLAG =
 # MAKEINFO and MAKEINFOFLAGS are explicitly passed here to make them
 # overrideable (for a bootstrap build stage1 also builds gcc.info).
 
-STAGE1_CFLAGS=@stage1_cflags@
-STAGE1_CHECKING=@stage1_checking@
-STAGE1_LANGUAGES=@stage1_languages@
+STAGE1_CFLAGS = @stage1_cflags@
+STAGE1_CHECKING = @stage1_checking@
+STAGE1_LANGUAGES = @stage1_languages@
+# * We force-disable intermodule optimizations, even if
+#   --enable-intermodule was passed, since the installed compiler
+#   probably can't handle them.  Luckily, autoconf always respects
+#   the last argument when conflicting --enable arguments are passed.
+# * Likewise, we force-disable coverage flags, since the installed
+#   compiler probably has never heard of them.
+STAGE1_CONFIGURE_FLAGS = --disable-intermodule $(STAGE1_CHECKING) \
+         --disable-coverage --enable-languages="$(STAGE1_LANGUAGES)"
+
+STAGEprofile_CFLAGS = $(STAGE2_CFLAGS) -fprofile-generate
+STAGEprofile_TFLAGS = $(STAGE2_TFLAGS)
+
+STAGEfeedback_CFLAGS = $(STAGE3_CFLAGS) -fprofile-use
+STAGEfeedback_TFLAGS = $(STAGE3_TFLAGS)
+
+do-compare = @do_compare@
+do-compare3 = $(do-compare)
 
 # -----------------------------------------------
 # Programs producing files for the TARGET machine
 # -----------------------------------------------
 
-FLAGS_FOR_TARGET = @FLAGS_FOR_TARGET@
-
 AR_FOR_TARGET=@AR_FOR_TARGET@
 AS_FOR_TARGET=@AS_FOR_TARGET@
-CC_FOR_TARGET=$(STAGE_CC_WRAPPER) @CC_FOR_TARGET@ $(FLAGS_FOR_TARGET)
+CC_FOR_TARGET=$(STAGE_CC_WRAPPER) @CC_FOR_TARGET@
 
 # If GCC_FOR_TARGET is not overriden on the command line, then this
 # variable is passed down to the gcc Makefile, where it is used to
 # build libgcc2.a.  We define it here so that it can itself be
 # overridden on the command line.
-GCC_FOR_TARGET=$(STAGE_CC_WRAPPER) @GCC_FOR_TARGET@ $(FLAGS_FOR_TARGET)
-CXX_FOR_TARGET=$(STAGE_CC_WRAPPER) @CXX_FOR_TARGET@ $(FLAGS_FOR_TARGET)
-RAW_CXX_FOR_TARGET=$(STAGE_CC_WRAPPER) @RAW_CXX_FOR_TARGET@ $(FLAGS_FOR_TARGET)
-GCJ_FOR_TARGET=$(STAGE_CC_WRAPPER) @GCJ_FOR_TARGET@ $(FLAGS_FOR_TARGET)
-GFORTRAN_FOR_TARGET=$(STAGE_CC_WRAPPER) @GFORTRAN_FOR_TARGET@ $(FLAGS_FOR_TARGET)
+GCC_FOR_TARGET=$(STAGE_CC_WRAPPER) @GCC_FOR_TARGET@
+CXX_FOR_TARGET=$(STAGE_CC_WRAPPER) @CXX_FOR_TARGET@
+RAW_CXX_FOR_TARGET=$(STAGE_CC_WRAPPER) @RAW_CXX_FOR_TARGET@
+GCJ_FOR_TARGET=$(STAGE_CC_WRAPPER) @GCJ_FOR_TARGET@
+GFORTRAN_FOR_TARGET=$(STAGE_CC_WRAPPER) @GFORTRAN_FOR_TARGET@
 DLLTOOL_FOR_TARGET=@DLLTOOL_FOR_TARGET@
 LD_FOR_TARGET=@LD_FOR_TARGET@
 
@@ -344,22 +477,24 @@ OBJDUMP_FOR_TARGET=@OBJDUMP_FOR_TARGET@
 RANLIB_FOR_TARGET=@RANLIB_FOR_TARGET@
 STRIP_FOR_TARGET=@STRIP_FOR_TARGET@
 WINDRES_FOR_TARGET=@WINDRES_FOR_TARGET@
+WINDMC_FOR_TARGET=@WINDMC_FOR_TARGET@
 
 COMPILER_AS_FOR_TARGET=@COMPILER_AS_FOR_TARGET@
 COMPILER_LD_FOR_TARGET=@COMPILER_LD_FOR_TARGET@
 COMPILER_NM_FOR_TARGET=@COMPILER_NM_FOR_TARGET@
 
-# During gcc bootstrap, if we use some random cc for stage1 then
-# CFLAGS will be just -g.  We want to ensure that TARGET libraries
-# (which we know are built with gcc) are built with optimizations so
-# prepend -O2 when setting CFLAGS_FOR_TARGET.
-CFLAGS_FOR_TARGET = -O2 $(CFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
-SYSROOT_CFLAGS_FOR_TARGET = @SYSROOT_CFLAGS_FOR_TARGET@
-CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
+CFLAGS_FOR_TARGET = @CFLAGS_FOR_TARGET@
+CXXFLAGS_FOR_TARGET = @CXXFLAGS_FOR_TARGET@
+
 LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
 LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
 LDFLAGS_FOR_TARGET = 
-PICFLAG_FOR_TARGET = 
+
+FLAGS_FOR_TARGET = @FLAGS_FOR_TARGET@
+SYSROOT_CFLAGS_FOR_TARGET = @SYSROOT_CFLAGS_FOR_TARGET@
+DEBUG_PREFIX_CFLAGS_FOR_TARGET = @DEBUG_PREFIX_CFLAGS_FOR_TARGET@
+
+XGCC_FLAGS_FOR_TARGET = $(FLAGS_FOR_TARGET) $(SYSROOT_CFLAGS_FOR_TARGET) $(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
 
 # ------------------------------------
 # Miscellaneous targets and flag lists
@@ -396,7 +531,7 @@ HOST_LIB_PATH = [+ FOR host_modules +][+
 
 # Define HOST_LIB_PATH_gcc here, for the sake of TARGET_LIB_PATH, ouch
 @if gcc
-HOST_LIB_PATH_gcc = $$r/$(HOST_SUBDIR)/gcc:$$r/$(HOST_SUBDIR)/prev-gcc:
+HOST_LIB_PATH_gcc = $$r/$(HOST_SUBDIR)/gcc$(GCC_SHLIB_SUBDIR):$$r/$(HOST_SUBDIR)/prev-gcc$(GCC_SHLIB_SUBDIR):
 @endif gcc
 
 [+ FOR host_modules +][+ IF lib_path +]
@@ -410,7 +545,11 @@ HOST_LIB_PATH_[+module+] = \
 # Flags to pass down to all sub-makes.
 BASE_FLAGS_TO_PASS =[+ FOR flags_to_pass +][+ IF optional +] \
        "`echo '[+flag+]=$([+flag+])' | sed -e s'/[^=][^=]*=$$/XFOO=/'`"[+ ELSE optional +] \
-       "[+flag+]=$([+flag+])"[+ ENDIF optional+][+ ENDFOR flags_to_pass +] \
+       "[+flag+]=$([+flag+])"[+ ENDIF optional+][+ ENDFOR flags_to_pass +][+ FOR bootstrap-stage +] \
+       "STAGE[+id+]_CFLAGS=$(STAGE[+id+]_CFLAGS)" \
+       "STAGE[+id+]_CXXFLAGS=$(STAGE[+id+]_CXXFLAGS)" \
+       "STAGE[+id+]_TFLAGS=$(STAGE[+id+]_TFLAGS)"[+ ENDFOR bootstrap-stage +] \
+       "TFLAGS=$(TFLAGS)" \
        "CONFIG_SHELL=$(SHELL)" \
        "MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)" 
 
@@ -425,13 +564,16 @@ EXTRA_HOST_FLAGS = \
        'CC=$(CC)' \
        'CXX=$(CXX)' \
        'DLLTOOL=$(DLLTOOL)' \
+       'GCJ=$(GCJ)' \
+       'GFORTRAN=$(GFORTRAN)' \
        'LD=$(LD)' \
        'LIPO=$(LIPO)' \
        'NM=$(NM)' \
        'OBJDUMP=$(OBJDUMP)' \
        'RANLIB=$(RANLIB)' \
        'STRIP=$(STRIP)' \
-       'WINDRES=$(WINDRES)'
+       'WINDRES=$(WINDRES)' \
+       'WINDMC=$(WINDMC)'
 
 FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
 
@@ -451,24 +593,27 @@ X11_FLAGS_TO_PASS = \
 
 POSTSTAGE1_FLAGS_TO_PASS = \
        CC="$${CC}" CC_FOR_BUILD="$${CC_FOR_BUILD}" \
-       STAGE_PREFIX="$$r/$(HOST_SUBDIR)/prev-gcc/" \
-       CFLAGS="$(BOOT_CFLAGS)" \
-       LIBCFLAGS="$(BOOT_CFLAGS)" \
-       LDFLAGS="$(BOOT_LDFLAGS)" \
+       CXX="$${CXX}" CXX_FOR_BUILD="$${CXX_FOR_BUILD}" \
+       GNATBIND="$${GNATBIND}" \
+       LDFLAGS="$${LDFLAGS}" \
+       HOST_LIBS="$${HOST_LIBS}" \
        "`echo 'ADAFLAGS=$(BOOT_ADAFLAGS)' | sed -e s'/[^=][^=]*=$$/XFOO=/'`"
 
 # Flags to pass down to makes which are built with the target environment.
 # The double $ decreases the length of the command line; those variables
 # are set in BASE_FLAGS_TO_PASS, and the sub-make will expand them.  The
-# COMPILER_ prefixed variables are not passed down so we expand them here.
+# *_CFLAGS_FOR_TARGET variables are not passed down and most often empty,
+# so we expand them here.
 EXTRA_TARGET_FLAGS = \
        'AR=$$(AR_FOR_TARGET)' \
        'AS=$(COMPILER_AS_FOR_TARGET)' \
-       'CC=$$(CC_FOR_TARGET)' \
+       'CC=$$(CC_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
        'CFLAGS=$$(CFLAGS_FOR_TARGET)' \
-       'CXX=$$(CXX_FOR_TARGET)' \
+       'CXX=$$(CXX_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
        'CXXFLAGS=$$(CXXFLAGS_FOR_TARGET)' \
        'DLLTOOL=$$(DLLTOOL_FOR_TARGET)' \
+       'GCJ=$$(GCJ_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
+       'GFORTRAN=$$(GFORTRAN_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
        'LD=$(COMPILER_LD_FOR_TARGET)' \
        'LDFLAGS=$$(LDFLAGS_FOR_TARGET)' \
        'LIBCFLAGS=$$(LIBCFLAGS_FOR_TARGET)' \
@@ -476,7 +621,10 @@ EXTRA_TARGET_FLAGS = \
        'NM=$(COMPILER_NM_FOR_TARGET)' \
        'OBJDUMP=$$(OBJDUMP_FOR_TARGET)' \
        'RANLIB=$$(RANLIB_FOR_TARGET)' \
-       'WINDRES=$$(WINDRES_FOR_TARGET)'
+       'WINDRES=$$(WINDRES_FOR_TARGET)' \
+       'WINDMC=$$(WINDMC_FOR_TARGET)' \
+       'XGCC_FLAGS_FOR_TARGET=$(XGCC_FLAGS_FOR_TARGET)' \
+       "TFLAGS=$$TFLAGS"
 
 TARGET_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_TARGET_FLAGS)
 
@@ -496,6 +644,13 @@ EXTRA_GCC_FLAGS = \
 
 GCC_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS) $(EXTRA_GCC_FLAGS)
 
+@if gcc
+BUILD_CONFIG = @BUILD_CONFIG@
+ifneq ($(BUILD_CONFIG),)
+include $(foreach CONFIG, $(BUILD_CONFIG), $(srcdir)/config/$(CONFIG).mk)
+endif
+@endif gcc
+
 .PHONY: configure-host
 configure-host: [+
   FOR host_modules +] \
@@ -519,11 +674,18 @@ all:
        @: $(MAKE); $(unstage)
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+@if gcc-bootstrap
        if [ -f stage_last ]; then \
+         TFLAGS="$(STAGE$(shell test ! -f stage_last || sed s,^stage,, stage_last)_TFLAGS)"; \
          $(MAKE) $(TARGET_FLAGS_TO_PASS) all-host all-target; \
        else \
-         $(MAKE) $(RECURSE_FLAGS_TO_PASS) all-host all-target; \
-       fi
+@endif gcc-bootstrap
+         $(MAKE) $(RECURSE_FLAGS_TO_PASS) all-host all-target \
+@if gcc-bootstrap
+           ; \
+       fi \
+@endif gcc-bootstrap
+       && :
 
 .PHONY: all-build
 [+ FOR build_modules +]
@@ -567,7 +729,8 @@ do-[+make_target+]:
 
 # Here are the targets which correspond to the do-X targets.
 
-.PHONY: info installcheck dvi pdf html install-info install-html
+.PHONY: info installcheck dvi pdf html
+.PHONY: install-info install-pdf install-html
 .PHONY: clean distclean mostlyclean maintainer-clean realclean
 .PHONY: local-clean local-distclean local-maintainer-clean
 info: do-info
@@ -586,6 +749,8 @@ install-info: do-install-info dir.info
          $(INSTALL_DATA) dir.info $(DESTDIR)$(infodir)/dir.info ; \
        else true ; fi
 
+install-pdf: do-install-pdf
+
 install-html: do-install-html
 
 local-clean:
@@ -606,6 +771,7 @@ local-distclean:
        -rmdir texinfo/doc texinfo/info texinfo/intl texinfo/lib 2>/dev/null
        -rmdir texinfo/makeinfo texinfo/po texinfo/util 2>/dev/null
        -rmdir fastjar gcc libiberty texinfo zlib 2>/dev/null
+       -find . -name config.cache -exec rm -f {} \; \; 2>/dev/null
 
 local-maintainer-clean:
        @echo "This command is intended for maintainers to use;"
@@ -773,7 +939,7 @@ configure-[+prefix+][+module+]: [+ IF bootstrap +][+ ELSE +]
        fi; \
        [+ ENDIF check_multilibs +]test ! -f [+subdir+]/[+module+]/Makefile || exit 0; \
        $(SHELL) $(srcdir)/mkinstalldirs [+subdir+]/[+module+] ; \
-       [+exports+] \
+       [+exports+] [+extra_exports+] \
        echo Configuring in [+subdir+]/[+module+]; \
        cd "[+subdir+]/[+module+]" || exit 1; \
        case $(srcdir) in \
@@ -801,6 +967,7 @@ configure-stage[+id+]-[+prefix+][+module+]:
        @$(SHELL) $(srcdir)/mkinstalldirs [+subdir+]/[+module+]
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       TFLAGS="$(STAGE[+id+]_TFLAGS)"; \
        [+ IF check_multilibs
        +]echo "Checking multilib configuration for [+module+]..."; \
        $(CC_FOR_TARGET) --print-multi-lib > [+subdir+]/[+module+]/multilib.tmp 2> /dev/null ; \
@@ -816,7 +983,15 @@ configure-stage[+id+]-[+prefix+][+module+]:
        fi; \
        [+ ENDIF check_multilibs +]test ! -f [+subdir+]/[+module+]/Makefile || exit 0; \
        [+exports+][+ IF prev +] \
-       [+poststage1_exports+][+ ENDIF prev +] \
+       [+poststage1_exports+][+ ENDIF prev +][+ IF prefix +] \
+       CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
+       CXXFLAGS="$(CXXFLAGS_FOR_TARGET)"; export CXXFLAGS; \
+       LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"; export LIBCFLAGS;[+ ELSE prefix +] \
+       CFLAGS="$(STAGE[+id+]_CFLAGS)"; export CFLAGS; \
+       CXXFLAGS="$(STAGE[+id+]_CXXFLAGS)"; export CXXFLAGS;[+ IF prev +] \
+       LIBCFLAGS="$(STAGE[+id+]_CFLAGS)"[+ ELSE prev +] \
+       LIBCFLAGS="$(LIBCFLAGS)"[+ ENDIF prev +]; export LIBCFLAGS;[+
+  ENDIF prefix +] [+extra_exports+] \
        echo Configuring stage [+id+] in [+subdir+]/[+module+] ; \
        $(SHELL) $(srcdir)/mkinstalldirs [+subdir+]/[+module+] ; \
        cd [+subdir+]/[+module+] || exit 1; \
@@ -829,9 +1004,10 @@ configure-stage[+id+]-[+prefix+][+module+]:
        libsrcdir="$$s/[+module+]"; \
        $(SHELL) $${libsrcdir}/configure \
          [+args+] --build=${build_alias} --host=[+host_alias+] \
-         --target=[+target_alias+] $${srcdiroption} \
-         [+ IF prev +]--with-build-libsubdir=$(HOST_SUBDIR)[+ ENDIF prev +] \
-         [+stage_configure_flags+] [+extra_configure_flags+]
+         --target=[+target_alias+] $${srcdiroption} [+ IF prev +]\
+         --with-build-libsubdir=$(HOST_SUBDIR) [+ ENDIF prev +]\
+         $(STAGE[+id+]_CONFIGURE_FLAGS)[+ IF extra_configure_flags +] \
+         [+extra_configure_flags+][+ ENDIF extra_configure_flags +]
 @endif [+prefix+][+module+]-bootstrap
 [+ ENDFOR bootstrap_stage +]
 [+ ENDIF bootstrap +]
@@ -851,9 +1027,10 @@ all-[+prefix+][+module+]: configure-[+prefix+][+module+][+ IF bootstrap +][+ ELS
        @: $(MAKE); $(unstage)[+ ENDIF bootstrap +]
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
-       [+exports+] \
+       [+exports+] [+extra_exports+] \
        (cd [+subdir+]/[+module+] && \
-         $(MAKE) [+args+] [+extra_make_flags+] $(TARGET-[+prefix+][+module+]))
+         $(MAKE) $(BASE_FLAGS_TO_PASS) [+args+] [+extra_make_flags+] \
+               $(TARGET-[+prefix+][+module+]))
 @endif [+prefix+][+module+]
 
 [+ IF bootstrap +]
@@ -870,12 +1047,25 @@ all-stage[+id+]-[+prefix+][+module+]: configure-stage[+id+]-[+prefix+][+module+]
        @[ $(current_stage) = stage[+id+] ] || $(MAKE) stage[+id+]-start
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       TFLAGS="$(STAGE[+id+]_TFLAGS)"; \
        [+exports+][+ IF prev +] \
-       [+poststage1_exports+][+ ENDIF prev +] \
+       [+poststage1_exports+][+ ENDIF prev +] [+extra_exports+] \
        cd [+subdir+]/[+module+] && \
-       $(MAKE) [+args+] [+ IF prev
-               +][+poststage1_args+][+ ENDIF prev
-               +] [+stage_make_flags+] [+extra_make_flags+] \
+       $(MAKE) $(BASE_FLAGS_TO_PASS)[+ IF prefix +] \
+               CFLAGS="$(CFLAGS_FOR_TARGET)" \
+               CXXFLAGS="$(CXXFLAGS_FOR_TARGET)" \
+               LIBCFLAGS="$(LIBCFLAGS_FOR_TARGET)"[+ ELSE prefix +] \
+               CFLAGS="$(STAGE[+id+]_CFLAGS)" \
+               CXXFLAGS="$(STAGE[+id+]_CXXFLAGS)"[+ IF prev +] \
+               LIBCFLAGS="$(STAGE[+id+]_CFLAGS)"[+ ELSE prev +] \
+               LIBCFLAGS="$(LIBCFLAGS)"[+ ENDIF prev +][+ ENDIF prefix +] \
+               CFLAGS_FOR_TARGET="$(CFLAGS_FOR_TARGET)" \
+               CXXFLAGS_FOR_TARGET="$(CXXFLAGS_FOR_TARGET)" \
+               LIBCFLAGS_FOR_TARGET="$(LIBCFLAGS_FOR_TARGET)" \
+               [+args+] [+
+               IF prev +][+poststage1_args+][+ ENDIF prev
+               +] [+extra_make_flags+] \
+               TFLAGS="$(STAGE[+id+]_TFLAGS)" \
                $(TARGET-stage[+id+]-[+prefix+][+module+])
 
 maybe-clean-stage[+id+]-[+prefix+][+module+]: clean-stage[+id+]-[+prefix+][+module+]
@@ -890,7 +1080,7 @@ clean-stage[+id+]-[+prefix+][+module+]:
        cd [+subdir+]/[+module+] && \
        $(MAKE) [+args+] [+ IF prev +] \
                [+poststage1_args+] [+ ENDIF prev +] \
-               [+stage_make_flags+] [+extra_make_flags+] clean
+               [+extra_make_flags+] clean
 @endif [+prefix+][+module+]-bootstrap
 
 [+ ENDFOR bootstrap_stage +]
@@ -906,7 +1096,8 @@ clean-stage[+id+]-[+prefix+][+module+]:
             target_alias=(get "target" "${target_alias}")
             args="$(BUILD_CONFIGARGS)" no-config-site=true +]
 
-[+ all prefix="build-" subdir="$(BUILD_SUBDIR)" exports="$(BUILD_EXPORTS)" +]
+[+ all prefix="build-" subdir="$(BUILD_SUBDIR)" exports="$(BUILD_EXPORTS)"
+            args="$(EXTRA_BUILD_FLAGS)" +]
 [+ ENDFOR build_module +]
 
 # --------------------------------------
@@ -923,7 +1114,7 @@ clean-stage[+id+]-[+prefix+][+module+]:
 [+ all prefix="" subdir="$(HOST_SUBDIR)"
        exports="$(HOST_EXPORTS)"
        poststage1_exports="$(POSTSTAGE1_HOST_EXPORTS)"
-       args="$(FLAGS_TO_PASS)"
+       args="$(EXTRA_HOST_FLAGS)"
        poststage1_args="$(POSTSTAGE1_FLAGS_TO_PASS)" +]
 
 .PHONY: check-[+module+] maybe-check-[+module+]
@@ -998,7 +1189,7 @@ maybe-[+make_target+]-[+module+]: [+make_target+]-[+module+]
          $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
                  "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
                  "RANLIB=$${RANLIB}" \
-                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
+                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
                  [+make_target+]) \
          || exit 1
 [+ ENDIF +]
@@ -1021,7 +1212,7 @@ maybe-[+make_target+]-[+module+]: [+make_target+]-[+module+]
 
 [+ all prefix="target-" subdir="$(TARGET_SUBDIR)"
        exports="$(RAW_CXX_TARGET_EXPORTS)"
-       args="$(TARGET_FLAGS_TO_PASS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'" +]
+       args="$(EXTRA_TARGET_FLAGS) 'CXX=$$(RAW_CXX_FOR_TARGET)' 'CXX_FOR_TARGET=$$(RAW_CXX_FOR_TARGET)'" +]
 [+ ELSE +]
 [+ configure prefix="target-" subdir="$(TARGET_SUBDIR)"
             check_multilibs=true
@@ -1032,7 +1223,7 @@ maybe-[+make_target+]-[+module+]: [+make_target+]-[+module+]
 
 [+ all prefix="target-" subdir="$(TARGET_SUBDIR)"
        exports="$(NORMAL_TARGET_EXPORTS)"
-       args="$(TARGET_FLAGS_TO_PASS)" +]
+       args="$(EXTRA_TARGET_FLAGS)" +]
 [+ ENDIF +]
 
 .PHONY: check-target-[+module+] maybe-check-target-[+module+]
@@ -1114,7 +1305,7 @@ ENDIF raw_cxx +]
          $(MAKE) $(BASE_FLAGS_TO_PASS) "AR=$${AR}" "AS=$${AS}" \
                  "CC=$${CC}" "CXX=$${CXX}" "LD=$${LD}" "NM=$${NM}" \
                  "RANLIB=$${RANLIB}" \
-                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" \
+                 "DLLTOOL=$${DLLTOOL}" "WINDRES=$${WINDRES}" "WINDMC=$${WINDMC}" \
                  [+extra_make_flags+] [+make_target+]) \
          || exit 1
 [+ ENDIF +]
@@ -1141,19 +1332,15 @@ cross: all-build all-gas all-ld
 @endif gcc-no-bootstrap
 
 @if gcc
-.PHONY: check-gcc-c++
-check-gcc-c++:
-       @if [ -f ./gcc/Makefile ] ; then \
-         r=`${PWD_COMMAND}`; export r; \
-         s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
-         $(HOST_EXPORTS) \
-         (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) check-c++); \
-       else \
-         true; \
-       fi
-
-.PHONY: check-c++
-check-c++: check-target-libstdc++-v3 check-gcc-c++
+[+ FOR languages +]
+.PHONY: check-gcc-[+language+] check-[+language+]
+check-gcc-[+language+]:
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(HOST_EXPORTS) \
+       (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) [+gcc-check-target+]);
+check-[+language+]: check-gcc-[+language+][+ IF lib-check-target +] [+ lib-check-target +][+ ENDIF lib-check-target +]
+[+ ENDFOR languages +]
 
 # Install the gcc headers files, but not the fixed include files,
 # which Cygnus is not allowed to distribute.  This rule is very
@@ -1260,9 +1447,9 @@ stage[+id+]-end:: [+ FOR host_modules +][+ IF bootstrap +]
        fi
        rm -f stage_current
 
-# Bubble a bugfix through all the stages up to stage [+id+].  They are
+# Bubble a bug fix through all the stages up to stage [+id+].  They are
 # remade, but not reconfigured.  The next stage (if any) will not be
-# reconfigured as well.
+# reconfigured either.
 .PHONY: stage[+id+]-bubble
 stage[+id+]-bubble:: [+ IF prev +]stage[+prev+]-bubble[+ ENDIF +]
        @r=`${PWD_COMMAND}`; export r; \
@@ -1297,15 +1484,16 @@ do-clean: clean-stage[+id+]
        : $(MAKE); $(stage); \
        rm -f .bad_compare ; \
        echo Comparing stages [+prev+] and [+id+] ; \
-       cd stage[+id+]-gcc; \
-       files=`find . -name "*$(objext)" -print` ; \
-       cd .. ; \
+        sed=`echo stage[+id+] | sed 's,^stage,,;s,.,.,g'`; \
+       files=`find stage[+id+]-* -name "*$(objext)" -print | \
+                sed -n s,^stage$$sed-,,p` ; \
        for file in $${files} ; do \
-         f1=$$r/stage[+prev+]-gcc/$$file; f2=$$r/stage[+id+]-gcc/$$file; \
-         @do_compare@ > /dev/null 2>&1; \
+         f1=$$r/stage[+prev+]-$$file; f2=$$r/stage[+id+]-$$file; \
+         if test ! -f $$f1; then continue; fi; \
+         $(do-[+compare-target+]) > /dev/null 2>&1; \
          if test $$? -eq 1; then \
            case $$file in \
-             ./cc*-checksum$(objext) | ./libgcc/* ) \
+             @compare_exclusions@) \
                echo warning: $$file differs ;; \
              *) \
                echo $$file differs >> .bad_compare ;; \
@@ -1336,6 +1524,7 @@ do-clean: clean-stage[+id+]
        @: $(MAKE); $(unstage)
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       TFLAGS="$(STAGE[+id+]_TFLAGS)"; \
        $(MAKE) $(TARGET_FLAGS_TO_PASS) all-host all-target
 
 [+bootstrap-target+]-lean:
@@ -1346,6 +1535,7 @@ do-clean: clean-stage[+id+]
        @: $(MAKE); $(unstage)
        @r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       TFLAGS="$(STAGE[+id+]_TFLAGS)"; \
        $(MAKE) $(TARGET_FLAGS_TO_PASS) all-host all-target
 [+ ENDIF bootstrap-target +]
 
@@ -1354,12 +1544,22 @@ do-clean: clean-stage[+id+]
 .PHONY: distclean-stage[+id+]
 distclean-stage[+id+]::
        @: $(MAKE); $(stage)
+       @test "`cat stage_last`" != stage[+id+] || rm -f stage_last
        rm -rf stage[+id+]-* [+
          IF compare-target +][+compare-target+] [+ ENDIF compare-target +]
 
 [+ IF cleanstrap-target +]
 .PHONY: [+cleanstrap-target+]
-[+cleanstrap-target+]: distclean [+bootstrap-target+]
+[+cleanstrap-target+]: do-distclean local-clean
+       echo stage[+id+] > stage_final
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(MAKE) $(RECURSE_FLAGS_TO_PASS) stage[+id+]-bubble
+       @: $(MAKE); $(unstage)
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       TFLAGS="$(STAGE[+id+]_TFLAGS)"; \
+       $(MAKE) $(TARGET_FLAGS_TO_PASS) all-host all-target
 [+ ENDIF cleanstrap-target +]
 @endif gcc-bootstrap
 
@@ -1384,6 +1584,8 @@ do-distclean: distclean-stage1
 # Provide a GCC build when we're building target libraries.  This does
 # not work as a dependency, just as the minimum necessary to avoid errors.
 stage_last:
+       @r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(MAKE) $(RECURSE_FLAGS_TO_PASS) stage1-bubble
 
 # Same as unstage, but not phony and defaulting to stage1-start.  We place
@@ -1392,11 +1594,11 @@ stage_current:
        @if test -f stage_last; then $(unstage); else $(MAKE) stage1-start; fi
 
 .PHONY: restrap
-restrap:
+restrap::
        @: $(MAKE); $(stage)
-       rm -rf stage1-$(TARGET_SUBDIR) [+ FOR bootstrap-stage +][+ IF prev
-         +]stage[+id+]-* [+ ENDIF prev +][+ ENDFOR bootstrap-stage +]
-       $(MAKE) $(RECURSE_FLAGS_TO_PASS) all
+       rm -rf stage1-$(TARGET_SUBDIR)[+ FOR bootstrap-stage +][+ IF prev
+         +] stage[+id+]-*[+ ENDIF prev +][+ ENDFOR bootstrap-stage +]
+restrap:: all
 @endif gcc-bootstrap
 
 # --------------------------------------
@@ -1427,7 +1629,7 @@ configure-target-[+module+]: maybe-all-gcc[+
 
 [+ ;; These Scheme functions build the bulk of the dependencies.
    ;; dep-target builds a string like "maybe-all-MODULE_KIND-gcc",
-   ;; where "maybe-" is only included if HARD is true, and all-gcc
+   ;; where "maybe-" is only included if HARD is not true, and all-gcc
    ;; is taken from VAR-NAME.
    (define dep-target (lambda (module-kind var-name hard)
       (string-append
@@ -1585,7 +1787,8 @@ config.status: configure
 
 # Rebuilding configure.
 AUTOCONF = autoconf
-$(srcdir)/configure: @MAINT@ $(srcdir)/configure.in $(srcdir)/config/acx.m4
+$(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(srcdir)/config/acx.m4 \
+       $(srcdir)/config/override.m4 $(srcdir)/config/proginstall.m4
        cd $(srcdir) && $(AUTOCONF)
 
 # ------------------------------