# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012,
-# 2014, 2015 Free Software Foundation, Inc.
+# 2014, 2015, 2016, 2017 Free Software Foundation, Inc.
#
# 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
# If --enable-gold is used, "gold" may replace "ld".
host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1 gotools"
-# libgcj represents the runtime libraries only used by gcj.
-libgcj="target-libffi \
- target-zlib \
- target-libjava"
-
# these libraries are built for the target environment, and are built after
# the host libraries and the host tools (which may be a cross compiler)
# Note that libiberty is not a target library.
target-libssp \
target-libquadmath \
target-libgfortran \
- target-boehm-gc \
- ${libgcj} \
+ target-libffi \
target-libobjc \
target-libada \
target-libgo"
fi
use_included_zlib=
+AC_ARG_WITH(system-zlib,
+[AS_HELP_STRING([--with-system-zlib], [use installed libz])])
# Make sure we don't let ZLIB be added if we didn't want it.
if test x$with_system_zlib = xyes ; then
use_included_zlib=no
*-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
| *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
| *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
- | *-*-solaris2* | *-*-nto* | *-*-nacl*)
+ | *-*-solaris2* | *-*-nto* | *-*-nacl* | *-*-fuchsia*)
case "${target}" in
*-*-linux*aout* | *-*-linux*oldld*)
;;
# Check for target supported by gold.
case "${target}" in
i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \
- | aarch64*-*-* | tilegx*-*-*)
+ | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-*)
configdirs="$configdirs gold"
if test x${ENABLE_GOLD} = xdefault; then
default_ld=gold
;;
esac
+# PR gas/19109
+# Decide the default method for compressing debug sections.
+# Provide a configure time option to override our default.
+AC_ARG_ENABLE(compressed_debug_sections,
+[AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,gold,ld,none}],
+ [Enable compressed debug sections for gas, gold or ld by
+ default])],
+[
+ if test x"$enable_compressed_debug_sections" = xyes; then
+ AC_MSG_ERROR([no program with compressed debug sections specified])
+ fi
+], [enable_compressed_debug_sections=])
+
# Configure extra directories which are host specific
case "${host}" in
fi])
AC_SUBST(extra_liboffloadmic_configure_flags)
-# Save it here so that, even in case of --enable-libgcj, if the Java
-# front-end isn't enabled, we still get libgcj disabled.
-libgcj_saved=$libgcj
-case $enable_libgcj in
-yes)
- # If we reset it here, it won't get added to noconfigdirs in the
- # target-specific build rules, so it will be forcibly enabled
- # (unless the Java language itself isn't enabled).
- libgcj=
- ;;
-no)
- # Make sure we get it printed in the list of not supported target libs.
- # Don't disable libffi, though, other languages use it.
- noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
- # Clear libgcj_saved so that even if java is enabled libffi won't be
- # built.
- libgcj_saved=
- ;;
-esac
-
-AC_ARG_ENABLE(static-libjava,
-[AS_HELP_STRING([[--enable-static-libjava[=ARG]]],
- [build static libjava @<:@default=no@:>@])],
-ENABLE_STATIC_LIBJAVA=$enableval,
-ENABLE_STATIC_LIBJAVA=no)
-enable_static_libjava=
-if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then
- enable_static_libjava=yes
-fi
-
-if test x$enable_static_libjava != xyes ; then
- EXTRA_CONFIGARGS_LIBJAVA=--disable-static
-fi
-AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA)
-
-# Disable libgomp on non POSIX hosted systems.
+# Enable libgomp by default on hosted POSIX systems, and a few others.
if test x$enable_libgomp = x ; then
- # Enable libgomp by default on hosted POSIX systems.
case "${target}" in
*-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
;;
;;
*-*-darwin* | *-*-aix*)
;;
+ nvptx*-*-*)
+ ;;
*)
noconfigdirs="$noconfigdirs target-libgomp"
;;
# Enable libmpx on supported systems by request.
if test -d ${srcdir}/libmpx; then
- if test x$enable_libmpx = xyes; then
+ if test x$enable_libmpx = x; then
AC_MSG_CHECKING([for libmpx support])
if (srcdir=${srcdir}/libmpx; \
. ${srcdir}/configure.tgt; \
else
AC_MSG_RESULT([yes])
fi
- else
- noconfigdirs="$noconfigdirs target-libmpx"
fi
fi
avr-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
+ ft32-*-*)
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
esac
fi
;;
esac
-# Disable Java if libffi is not supported.
-case "${target}" in
- aarch64-*-*)
- ;;
- alpha*-*-*)
- ;;
- arm*-*-*)
- ;;
- cris-*-*)
- ;;
- frv-*-*)
- ;;
- hppa*-*-linux*)
- ;;
- hppa*-*-hpux*)
- ;;
- i?86-*-*)
- ;;
- ia64*-*-*)
- ;;
- m32r*-*-*)
- ;;
- m68k-*-*)
- ;;
- mips*-*-rtems*)
- ;;
- mips*-*-linux*)
- ;;
- powerpc*-*-linux*)
- ;;
- powerpc-*-darwin*)
- ;;
- powerpc-*-aix* | rs6000-*-aix*)
- ;;
- powerpc-*-freebsd*)
- ;;
- powerpc64-*-freebsd*)
- ;;
- powerpc*-*-rtems*)
- ;;
- s390-*-* | s390x-*-*)
- ;;
- sh-*-* | sh[[34]]*-*-*)
- ;;
- sh64-*-* | sh5*-*-*)
- ;;
- sparc*-*-*)
- ;;
- x86_64-*-*)
- ;;
- *-*-*)
- unsupported_languages="$unsupported_languages java"
- ;;
-esac
-
-# Disable Java, libgcj or related libraries for some systems.
+# Disable libffi for some systems.
case "${target}" in
powerpc-*-darwin*)
;;
x86_64-*-darwin[[912]]*)
;;
*-*-darwin*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-netware*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
+ ;;
+ *-*-phoenix*)
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-rtems*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-tpf*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-uclinux*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-vxworks*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
+ ;;
+ aarch64*-*-freebsd*)
+ noconfigdirs="$noconfigdirs target-libffi"
;;
alpha*-*-*vms*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
arm*-*-freebsd*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
arm-wince-pe)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
arm*-*-symbianelf*)
- noconfigdirs="$noconfigdirs ${libgcj}"
- ;;
- bfin-*-*)
- noconfigdirs="$noconfigdirs target-boehm-gc"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
cris-*-* | crisv32-*-*)
- unsupported_languages="$unsupported_languages java"
case "${target}" in
*-*-linux*)
;;
*) # See PR46792 regarding target-libffi.
- noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
+ noconfigdirs="$noconfigdirs target-libffi";;
esac
;;
- hppa*64*-*-linux*)
- # In this case, it's because the hppa64-linux target is for
- # the kernel only at this point and has no libc, and thus no
- # headers, crt*.o, etc., all of which are needed by these.
- unsupported_languages="$unsupported_languages java"
- ;;
hppa*64*-*-hpux*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
hppa*-hp-hpux11*)
;;
hppa*-*-hpux*)
- # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
- # build on HP-UX 10.20.
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
ia64*-*-*vms*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
i[[3456789]]86-w64-mingw*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
i[[3456789]]86-*-mingw*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
x86_64-*-mingw*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
mmix-*-*)
- noconfigdirs="$noconfigdirs target-libffi target-boehm-gc"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
powerpc-*-aix*)
# copied from rs6000-*-* entry
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
rs6000-*-aix*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
ft32-*-*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
*-*-lynxos*)
- noconfigdirs="$noconfigdirs ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libffi"
;;
esac
case "${target}" in
*-*-chorusos)
;;
+ aarch64-*-darwin*)
+ noconfigdirs="$noconfigdirs ld gas gdb gprof"
+ noconfigdirs="$noconfigdirs sim target-rda"
+ ;;
+ arm-*-darwin*)
+ noconfigdirs="$noconfigdirs ld gas gdb gprof"
+ noconfigdirs="$noconfigdirs sim target-rda"
+ ;;
powerpc-*-darwin*)
noconfigdirs="$noconfigdirs ld gas gdb gprof"
noconfigdirs="$noconfigdirs sim target-rda"
;;
*-*-netware*)
;;
+ *-*-phoenix*)
+ noconfigdirs="$noconfigdirs target-libgloss"
+ ;;
*-*-rtems*)
noconfigdirs="$noconfigdirs target-libgloss"
# this is not caught below because this stanza matches earlier
sh*-*-pe|mips*-*-pe|*arm-wince-pe)
noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
;;
- arc-*-*|arceb-*-*)
- noconfigdirs="$noconfigdirs target-libgloss"
+ arc*-*-*)
+ noconfigdirs="$noconfigdirs sim"
;;
arm-*-pe*)
noconfigdirs="$noconfigdirs target-libgloss"
arm-*-riscix*)
noconfigdirs="$noconfigdirs ld target-libgloss"
;;
- avr-*-rtems*)
- ;;
avr-*-*)
if test x${with_avrlibc} != xno; then
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
hppa1.1-*-osf* | hppa1.1-*-bsd* )
;;
+ hppa*64*-*-hpux*)
+ noconfigdirs="$noconfigdirs gdb"
+ ;;
+ hppa*-*-hpux11*)
+ noconfigdirs="$noconfigdirs gdb ld"
+ ;;
hppa*64*-*-linux*)
;;
hppa*-*-linux*)
hppa*-*-openbsd* | \
hppa*64*-*-*)
;;
- hppa*-hp-hpux11*)
- noconfigdirs="$noconfigdirs ld"
- ;;
hppa*-*-pro*)
;;
hppa*-*-*)
;;
ia64*-**-hpux*)
# No ld support yet.
- noconfigdirs="$noconfigdirs libgui itcl ld"
+ noconfigdirs="$noconfigdirs gdb libgui itcl ld"
;;
ia64*-*-*vms*)
# No ld support yet.
mips*-*-*)
noconfigdirs="$noconfigdirs gprof"
;;
- nds32*-*-*)
- noconfigdirs="$noconfigdirs gdb"
- ;;
nvptx*-*-*)
- # nvptx is just a compiler
noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc"
;;
or1k*-*-*)
noconfigdirs="$noconfigdirs gdb"
;;
- sh-*-* | sh64-*-*)
+ sh-*-*)
case "${target}" in
sh*-*-elf)
;;
*-mingw*)
host_makefile_frag="config/mh-mingw"
;;
+ alpha*-linux*)
+ host_makefile_frag="config/mh-alpha-linux"
+ ;;
hppa*-hp-hpux10*)
host_makefile_frag="config/mh-pa-hpux10"
;;
AS_FOR_BUILD=${AS_FOR_BUILD-as}
CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
- GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
AS_FOR_BUILD="\$(AS)"
CC_FOR_BUILD="\$(CC)"
CXX_FOR_BUILD="\$(CXX)"
- GCJ_FOR_BUILD="\$(GCJ)"
GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
GOC_FOR_BUILD="\$(GOC)"
DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
;;
esac
+# When bootstrapping with GCC, build stage 1 in C++98 mode to ensure that a
+# C++98 compiler can still start the bootstrap.
+if test "$enable_bootstrap:$GXX" = "yes:yes"; then
+ CXX="$CXX -std=gnu++98"
+fi
+
# Used for setting $lt_cv_objdir
_LT_CHECK_OBJDIR
fi
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
# MPFR v3.1.0 moved the sources into a src sub-directory.
- if test -d ${srcdir}/mpfr/src; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs"
- gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc"
- extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir"
- else
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
- gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
- extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
+ if ! test -d ${srcdir}/mpfr/src; then
+ AC_MSG_ERROR([dnl
+Building GCC with MPFR in the source tree is only handled for MPFR 3.1.0+.])
fi
+ gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs"
+ gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc"
+ extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir"
# Do not test the mpfr version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
# but it would be included on the link line in the version check below
AC_SUBST(extra_mpc_mpfr_configure_flags)
AC_SUBST(extra_isl_gmp_configure_flags)
-# Allow host libstdc++ to be specified for static linking with PPL.
-AC_ARG_WITH(host-libstdcxx,
-[AS_HELP_STRING([--with-host-libstdcxx=L],
- [use linker arguments L to link with libstdc++
- when linking with PPL])])
-
-case $with_host_libstdcxx in
- no|yes)
- AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
- ;;
-esac
-
# Libraries to use for stage1 or when not bootstrapping.
AC_ARG_WITH(stage1-libs,
[AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
else
stage1_libs=$withval
fi],
-[stage1_libs=$with_host_libstdcxx])
+[stage1_libs=])
AC_SUBST(stage1_libs)
# Linker flags to use for stage1 or when not bootstrapping.
fi])
AC_SUBST(stage1_ldflags)
-# Libraries to use for stage2 and later builds. This defaults to the
-# argument passed to --with-host-libstdcxx.
+# Libraries to use for stage2 and later builds.
AC_ARG_WITH(boot-libs,
[AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
[if test "$withval" = "no" -o "$withval" = "yes"; then
else
poststage1_libs=$withval
fi],
-[poststage1_libs=$with_host_libstdcxx])
+[poststage1_libs=])
AC_SUBST(poststage1_libs)
# Linker flags to use for stage2 and later builds.
fi])
AC_SUBST(poststage1_ldflags)
-# GCC GRAPHITE dependency ISL.
+# GCC GRAPHITE dependency isl.
# Basic setup is inlined here, actual checks are in config/isl.m4
AC_ARG_WITH(isl,
[AS_HELP_STRING(
[--with-isl=PATH],
- [Specify prefix directory for the installed ISL package.
+ [Specify prefix directory for the installed isl package.
Equivalent to --with-isl-include=PATH/include
plus --with-isl-lib=PATH/lib])])
# Treat --without-isl as a request to disable
# GRAPHITE support and skip all following checks.
if test "x$with_isl" != "xno"; then
- # Check for ISL
+ # Check for isl
dnl Provide configure switches and initialize islinc & isllibs
dnl with user input.
ISL_INIT_FLAGS
- dnl The versions of ISL that work for Graphite
+ dnl The versions of isl that work for Graphite
ISL_CHECK_VERSION()
- dnl Only execute fail-action, if ISL has been requested.
+ dnl Only execute fail-action, if isl has been requested.
ISL_IF_FAILED([
- AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])])
+ AC_MSG_ERROR([Unable to find a usable isl. See config.log for details.])])
fi
-# If the ISL check failed, disable builds of in-tree variant of ISL
+# If the isl check failed, disable builds of in-tree variant of isl
if test "x$with_isl" = xno ||
test "x$gcc_cv_isl" = xno; then
noconfigdirs="$noconfigdirs isl"
build_lto_plugin=yes
],[if test x"$default_enable_lto" = x"yes" ; then
case $target in
- *-apple-darwin9* | *-cygwin* | *-mingw*) ;;
+ *-apple-darwin9* | *-cygwin* | *-mingw* | *djgpp*) ;;
# On other non-ELF platforms, LTO has yet to be validated.
*) enable_lto=no ;;
esac
# warn during gcc/ subconfigure; unless you're bootstrapping with
# -flto it won't be needed until after installation anyway.
case $target in
- *-cygwin* | *-mingw* | *-apple-darwin*) ;;
+ *-cygwin* | *-mingw* | *-apple-darwin* | *djgpp*) ;;
*) if test x"$enable_lto" = x"yes"; then
AC_MSG_ERROR([LTO support is not enabled for this target.])
fi
if test x"${enable_languages+set}" != xset; then
if test x"${LANGUAGES+set}" = xset; then
enable_languages="${LANGUAGES}"
- echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
+ echo configure.ac: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
else
enable_languages=all
fi
if test x"${enable_languages}" = x ||
test x"${enable_languages}" = xyes;
then
- echo configure.in: --enable-languages needs at least one language argument 1>&2
+ echo configure.ac: --enable-languages needs at least one language argument 1>&2
exit 1
fi
fi
# and make the substitution.
case ,${enable_languages}, in
*,f95,*)
- echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
+ echo configure.ac: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
;;
esac
AC_SUBST(stage1_languages)
ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
-else
- # Disable all target libraries if not building gcc.
- target_configdirs=
fi
# Handle --disable-<component> generically.
AC_ARG_ENABLE(objc-gc,
[AS_HELP_STRING([--enable-objc-gc],
[enable use of Boehm's garbage collector with the
- GNU Objective-C runtime])],
-[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
- *,objc,*:*:yes:*target-boehm-gc*)
- AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
- ;;
-esac])
-
-# Make sure we only build Boehm's garbage collector if required.
-case ,${enable_languages},:${enable_objc_gc} in
- *,objc,*:yes)
- # Keep target-boehm-gc if requested for Objective-C.
- ;;
- *)
- # Otherwise remove target-boehm-gc depending on target-libjava.
- if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
- noconfigdirs="$noconfigdirs target-boehm-gc"
+ GNU Objective-C runtime])])
+AC_ARG_WITH([target-bdw-gc],
+[AS_HELP_STRING([--with-target-bdw-gc=PATHLIST],
+ [specify prefix directory for installed bdw-gc package.
+ Equivalent to --with-target-bdw-gc-include=PATH/include
+ plus --with-target-bdw-gc-lib=PATH/lib])])
+AC_ARG_WITH([target-bdw-gc-include],
+[AS_HELP_STRING([--with-target-bdw-gc-include=PATHLIST],
+ [specify directories for installed bdw-gc include files])])
+AC_ARG_WITH([target-bdw-gc-lib],
+[AS_HELP_STRING([--with-target-bdw-gc-lib=PATHLIST],
+ [specify directories for installed bdw-gc library])])
+
+case ,${enable_languages},:${enable_objc_gc} in *,objc,*:yes|*,objc,*:auto)
+ AC_MSG_CHECKING([for bdw garbage collector])
+ if test "x$with_target_bdw_gc$with_target_bdw_gc_include$with_target_bdw_gc_lib" = x; then
+ dnl no bdw-gw options, assume default locations
+ AC_MSG_RESULT([using bdw-gc in default locations])
+ else
+ dnl bdw-gw options, first error checking, complete checking in libobjc
+ if test "x$with_target_bdw_gc_include" = x && test "x$with_target_bdw_gc_lib" != x; then
+ AC_MSG_ERROR([found --with-target-bdw-gc-lib but --with-target-bdw-gc-include missing])
+ elif test "x$with_target_bdw_gc_include" != x && test "x$with_target_bdw_gc_lib" = x; then
+ AC_MSG_ERROR([found --with-target-bdw-gc-include but --with-target-bdw-gc-lib missing])
+ else
+ AC_MSG_RESULT([using paths configured with --with-target-bdw-gc options])
fi
- ;;
+ fi
esac
# Disable libcilkrts, libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++
# Sometimes we have special requirements for the host libiberty.
extra_host_libiberty_configure_flags=
+extra_host_zlib_configure_flags=
case " $configdirs " in
*" lto-plugin "* | *" libcc1 "*)
# When these are to be built as shared libraries, the same applies to
# libiberty.
extra_host_libiberty_configure_flags=--enable-shared
;;
+ *" bfd "*)
+ # When bfd is to be built as a shared library, the same applies to
+ # zlib.
+ if test "$enable_shared" = "yes"; then
+ extra_host_zlib_configure_flags=--enable-host-shared
+ fi
+ ;;
esac
AC_SUBST(extra_host_libiberty_configure_flags)
+AC_SUBST(extra_host_zlib_configure_flags)
# Produce a warning message for the subdirs we can't configure.
# This isn't especially interesting in the Cygnus tree, but in the individual
# have requested that this magic not happen.
#
# The command line options always override the explicit settings in
-# configure.in, and the settings in configure.in override this magic.
+# configure.ac, and the settings in configure.ac override this magic.
#
# If the default for a toolchain is to use GNU as and ld, and you don't
# want to do that, then you should use the --without-gnu-as and
:d30v-*)
ospace_frag="config/mt-d30v"
;;
- :m32r-* | :d10v-* | :fr30-*)
+ :m32r-* | :d10v-* | :fr30-* | :i?86*-*-elfiamcu)
ospace_frag="config/mt-ospace"
;;
no:* | :*)
# Use same top-level configure hooks in libgcc/libstdc++/libvtv.
AC_MSG_CHECKING([for --enable-vtable-verify])
AC_ARG_ENABLE(vtable-verify,
-[ --enable-vtable-verify Enable vtable verification feature ],
+[AS_HELP_STRING([--enable-vtable-verify],
+ [Enable vtable verification feature])],
[case "$enableval" in
yes) enable_vtable_verify=yes ;;
no) enable_vtable_verify=no ;;
bootstrap_target_libs=${bootstrap_target_libs}target-libvtv,
fi
-# If we are building libmpx, bootstrap it.
+# If we are building libmpx and $BUILD_CONFIG contains bootstrap-mpx,
+# bootstrap it.
if echo " ${target_configdirs} " | grep " libmpx " > /dev/null 2>&1; then
- bootstrap_target_libs=${bootstrap_target_libs}target-libmpx,
+ case "$BUILD_CONFIG" in
+ *bootstrap-mpx* )
+ bootstrap_target_libs=${bootstrap_target_libs}target-libmpx,
+ ;;
+ esac
fi
# Determine whether gdb needs tk/tcl or not.
# multilib is not explicitly enabled.
case "$target:$have_compiler:$host:$target:$enable_multilib" in
x86_64-*linux*:yes:$build:$build:)
- # Make sure we have a developement environment that handles 32-bit
+ # Make sure we have a development environment that handles 32-bit
dev64=no
echo "int main () { return 0; }" > conftest.c
${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
fi
rm -f conftest*
if test x${dev64} != xyes ; then
- AC_MSG_ERROR([I suspect your system does not have 32-bit developement libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.])
+ AC_MSG_ERROR([I suspect your system does not have 32-bit development libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.])
fi
;;
esac
AC_SUBST(CXXFLAGS_FOR_BUILD)
AC_SUBST(CXX_FOR_BUILD)
AC_SUBST(DLLTOOL_FOR_BUILD)
-AC_SUBST(GCJ_FOR_BUILD)
AC_SUBST(GFORTRAN_FOR_BUILD)
AC_SUBST(GOC_FOR_BUILD)
AC_SUBST(LDFLAGS_FOR_BUILD)
NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
-NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
c++)
GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
-GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
- [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
[gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
[choose additional checking for stage1 of the compiler])],
[stage1_checking=--enable-checking=${enable_stage1_checking}],
[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
- stage1_checking=--enable-checking=yes,types
+ # For --disable-checking or implicit --enable-checking=release, avoid
+ # setting --enable-checking=gc in the default stage1 checking for LTO
+ # bootstraps. See PR62077.
+ case $BUILD_CONFIG in
+ *lto*)
+ stage1_checking=--enable-checking=release,misc,gimple,rtlflag,tree,types;;
+ *)
+ stage1_checking=--enable-checking=yes,types;;
+ esac
+ if test "x$enable_checking" = x && \
+ test -d ${srcdir}/gcc && \
+ test x"`cat ${srcdir}/gcc/DEV-PHASE`" = xexperimental; then
+ stage1_checking=--enable-checking=yes,types,extra
+ fi
else
stage1_checking=--enable-checking=$enable_checking,types
fi])