X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fconfigure.ac;h=ae786d663fbfe389c46b9b470dc878b6ae73bfa0;hp=7c8b3af99667e674615557a4a61b9faa213486d7;hb=c7871c82a2877b1eeb17aadbd2780996e82677d0;hpb=c16283421b5e631fd0ec4eb7cc3cfdff046586ab diff --git a/gcc/configure.ac b/gcc/configure.ac index 7c8b3af9966..ae786d663fb 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -1,14 +1,14 @@ # configure.ac for GCC # Process this file with autoconf to generate a configuration script. -# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 +# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 # Free Software Foundation, Inc. #This file is part of GCC. #GCC 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, or (at your option) any later +#Software Foundation; either version 3, or (at your option) any later #version. #GCC is distributed in the hope that it will be useful, but WITHOUT @@ -17,9 +17,8 @@ #for more details. #You should have received a copy of the GNU General Public License -#along with GCC; see the file COPYING. If not, write to the Free -#Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA -#02110-1301, USA. +#along with GCC; see the file COPYING3. If not see +#. # -------------------------------- # Initialization and sanity checks @@ -141,9 +140,7 @@ if test x${gcc_gxx_include_dir} = x; then if test x$host != x$target; then libstdcxx_incdir="$target_alias/$libstdcxx_incdir" fi -changequote(<<, >>)dnl - gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/$libstdcxx_incdir" -changequote([, ])dnl + gcc_gxx_include_dir="\$(libsubdir)/\$(libsubdir_to_prefix)$libstdcxx_incdir" fi fi @@ -206,6 +203,9 @@ if test x"${DEFAULT_LINKER+set}" = x"set"; then [Define to enable the use of a default linker.]) fi +gnu_ld=`if test x"$gnu_ld_flag" = x"yes"; then echo 1; else echo 0; fi` +AC_DEFINE_UNQUOTED(HAVE_GNU_LD, $gnu_ld, [Define if using GNU ld.]) + AC_MSG_CHECKING([whether a default linker was specified]) if test x"${DEFAULT_LINKER+set}" = x"set"; then if test x"$gnu_ld_flag" = x"no"; then @@ -246,6 +246,9 @@ if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then [Define to enable the use of a default assembler.]) fi +gnu_as=`if test x"$gas_flag" = x"yes"; then echo 1; else echo 0; fi` +AC_DEFINE_UNQUOTED(HAVE_GNU_AS, $gnu_as, [Define if using GNU as.]) + AC_MSG_CHECKING([whether a default assembler was specified]) if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then if test x"$gas_flag" = x"no"; then @@ -316,140 +319,37 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)]) # * overlong strings # So, we only use -pedantic if we can disable those warnings. -AC_CACHE_CHECK( - [whether ${CC} accepts -Wno-long-long], - [ac_cv_prog_cc_w_no_long_long], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wno-long-long" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_no_long_long=yes], - [ac_cv_prog_cc_w_no_long_long=no]) - CFLAGS="$save_CFLAGS" - ]) - -AC_CACHE_CHECK( - [whether ${CC} accepts -Wno-variadic-macros], - [ac_cv_prog_cc_w_no_variadic_macros], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wno-variadic-macros" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_no_variadic_macros=yes], - [ac_cv_prog_cc_w_no_variadic_macros=no]) - CFLAGS="$save_CFLAGS" - ]) - -AC_CACHE_CHECK( - [whether ${CC} accepts -Wno-overlength-strings], - [ac_cv_prog_cc_w_no_overlength_strings], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wno-overlength-strings" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_no_overlength_strings=yes], - [ac_cv_prog_cc_w_no_overlength_strings=no]) - CFLAGS="$save_CFLAGS" - ]) - -strict1_warn= -if test $ac_cv_prog_cc_w_no_long_long = yes \ - && test $ac_cv_prog_cc_w_no_variadic_macros = yes \ - && test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then - strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings" -fi - -# Add -Wold-style-definition if it's accepted -AC_CACHE_CHECK( - [whether ${CC} accepts -Wold-style-definition], - [ac_cv_prog_cc_w_old_style_definition], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wold-style-definition" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_old_style_definition=yes], - [ac_cv_prog_cc_w_old_style_definition=no]) - CFLAGS="$save_CFLAGS" - ]) -if test $ac_cv_prog_cc_w_old_style_definition = yes ; then - strict1_warn="${strict1_warn} -Wold-style-definition" -fi - -# Add -Wmissing-format-attribute if it's accepted -AC_CACHE_CHECK( - [whether ${CC} accepts -Wmissing-format-attribute], - [ac_cv_prog_cc_w_missing_format_attribute], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wmissing-format-attribute" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_missing_format_attribute=yes], - [ac_cv_prog_cc_w_missing_format_attribute=no]) - CFLAGS="$save_CFLAGS" - ]) -if test $ac_cv_prog_cc_w_missing_format_attribute = yes ; then - strict1_warn="${strict1_warn} -Wmissing-format-attribute" -fi - -# Enable -Werror, period. -AC_ARG_ENABLE(werror_always, -[ --enable-werror-always enable -Werror always], [], -[enable_werror_always=no]) -if test x${enable_werror_always} = xyes ; then - strict1_warn="${strict1_warn} -Werror" - WERROR=-Werror -fi - -AC_SUBST(strict1_warn) - -# Get C++ compatibility warning flag, if supported. -AC_CACHE_CHECK( - [whether ${CC} accepts -Wc++-compat], - [ac_cv_prog_cc_w_cxx_compat], - [save_CFLAGS="$CFLAGS" - CFLAGS="-Wc++-compat" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])], - [ac_cv_prog_cc_w_cxx_compat=yes], - [ac_cv_prog_cc_w_cxx_compat=no]) - CFLAGS="$save_CFLAGS" - ]) -if test x${ac_cv_prog_cc_w_cxx_compat} = xyes; then - cxx_compat_warn="-Wc++-compat" -fi -AC_SUBST(cxx_compat_warn) - - -# If the native compiler is GCC, we can enable warnings even in stage1. -# That's useful for people building cross-compilers, or just running a -# quick `make'. +ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \ + -Wmissing-prototypes], [loose_warn]) +ACX_PROG_CC_WARNING_OPTS([-Wc++-compat], [cxx_compat_warn]) +ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition \ + -Wmissing-format-attribute], [strict_warn]) +ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long -Wno-variadic-macros \ + -Wno-overlength-strings], [strict_warn]) +ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual], [strict_warn]) + +# The above macros do nothing if the compiler is not GCC. However, the +# Makefile has more goo to add other flags, so this variabl is used to +# enables warnings only for GCC. warn_cflags= if test "x$GCC" = "xyes"; then warn_cflags='$(GCC_WARN_CFLAGS)' fi AC_SUBST(warn_cflags) -# Enable -Werror in bootstrap stage2 and later. +# Enable expensive internal checks is_release= if test x"`cat $srcdir/DEV-PHASE`" != xexperimental; then is_release=yes fi -AC_ARG_ENABLE(werror, -[ --enable-werror enable -Werror in bootstrap stage2 and later], [], -[if test x$is_release = x ; then - # Default to "yes" on development branches. - enable_werror=yes -else - # Default to "no" on release branches. - enable_werror=no -fi]) -if test x$enable_werror = xyes ; then - WERROR=-Werror -fi -AC_SUBST(WERROR) -# Enable expensive internal checks AC_ARG_ENABLE(checking, [ --enable-checking[=LIST] enable expensive run-time checks. With LIST, enable only specific categories of checks. Categories are: yes,no,all,none,release. - Flags are: assert,fold,gc,gcac,misc, - rtlflag,rtl,runtime,tree,valgrind.], + Flags are: assert,df,fold,gc,gcac,misc, + rtlflag,rtl,runtime,tree,valgrind,types.], [ac_checking_flags="${enableval}"],[ # Determine the default checks. if test x$is_release = x ; then @@ -457,43 +357,38 @@ if test x$is_release = x ; then else ac_checking_flags=release fi]) -ac_assert_checking=1 -ac_checking= -ac_fold_checking= -ac_gc_checking= -ac_gc_always_collect= -ac_rtl_checking= -ac_rtlflag_checking= -ac_runtime_checking=1 -ac_tree_checking= -ac_valgrind_checking= IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," -for check in $ac_checking_flags +for check in release $ac_checking_flags do case $check in # these set all the flags to specific states - yes) ac_assert_checking=1 ; ac_checking=1 ; + yes) ac_assert_checking=1 ; ac_checking=1 ; ac_df_checking= ; ac_fold_checking= ; ac_gc_checking=1 ; ac_gc_always_collect= ; ac_rtl_checking= ; ac_rtlflag_checking=1 ; ac_runtime_checking=1 ; - ac_tree_checking=1 ; ac_valgrind_checking= ;; - no|none) ac_assert_checking= ; ac_checking= ; + ac_tree_checking=1 ; ac_valgrind_checking= ; + ac_types_checking= ;; + no|none) ac_assert_checking= ; ac_checking= ; ac_df_checking= ; ac_fold_checking= ; ac_gc_checking= ; ac_gc_always_collect= ; ac_rtl_checking= ; ac_rtlflag_checking= ; ac_runtime_checking= ; - ac_tree_checking= ; ac_valgrind_checking= ;; - all) ac_assert_checking=1 ; ac_checking=1 ; + ac_tree_checking= ; ac_valgrind_checking= ; + ac_types_checking= ;; + all) ac_assert_checking=1 ; ac_checking=1 ; ac_df_checking=1 ; ac_fold_checking=1 ; ac_gc_checking=1 ; ac_gc_always_collect=1 ; ac_rtl_checking=1 ; ac_rtlflag_checking=1 ; ac_runtime_checking=1 ; - ac_tree_checking=1 ; ac_valgrind_checking= ;; - release) ac_assert_checking=1 ; ac_checking= ; + ac_tree_checking=1 ; ac_valgrind_checking= ; + ac_types_checking=1 ;; + release) ac_assert_checking=1 ; ac_checking= ; ac_df_checking= ; ac_fold_checking= ; ac_gc_checking= ; ac_gc_always_collect= ; ac_rtl_checking= ; ac_rtlflag_checking= ; ac_runtime_checking=1 ; - ac_tree_checking= ; ac_valgrind_checking= ;; + ac_tree_checking= ; ac_valgrind_checking= ; + ac_types_checking= ;; # these enable particular checks assert) ac_assert_checking=1 ;; + df) ac_df_checking=1 ;; fold) ac_fold_checking=1 ;; gc) ac_gc_checking=1 ;; gcac) ac_gc_always_collect=1 ;; @@ -502,6 +397,7 @@ do rtlflag) ac_rtlflag_checking=1 ;; runtime) ac_runtime_checking=1 ;; tree) ac_tree_checking=1 ;; + types) ac_types_checking=1 ;; valgrind) ac_valgrind_checking=1 ;; *) AC_MSG_ERROR(unknown check category $check) ;; esac @@ -516,6 +412,10 @@ if test x$ac_checking != x ; then nocommon_flag=-fno-common fi AC_SUBST(nocommon_flag) +if test x$ac_df_checking != x ; then + AC_DEFINE(ENABLE_DF_CHECKING, 1, +[Define if you want more run-time sanity checks for dataflow.]) +fi if test x$ac_assert_checking != x ; then AC_DEFINE(ENABLE_ASSERT_CHECKING, 1, [Define if you want assertions enabled. This is a cheap check.]) @@ -534,6 +434,12 @@ if test x$ac_tree_checking != x ; then ]) TREEBROWSER=tree-browser.o fi +if test x$ac_types_checking != x ; then + AC_DEFINE(ENABLE_TYPES_CHECKING, 1, +[Define if you want all gimple types to be verified after gimplifiation. + This is cheap. + ]) +fi AC_SUBST(TREEBROWSER) if test x$ac_rtl_checking != x ; then AC_DEFINE(ENABLE_RTL_CHECKING, 1, @@ -619,7 +525,7 @@ AC_SUBST(valgrind_command) AC_ARG_ENABLE(mapped-location, [ --enable-mapped-location location_t is fileline integer cookie],, -enable_mapped_location=no) +enable_mapped_location=yes) if test "$enable_mapped_location" = yes ; then AC_DEFINE(USE_MAPPED_LOCATION, 1, @@ -683,27 +589,80 @@ AC_ARG_ENABLE(__cxa_atexit, # Enable C extension for decimal float if target supports it. AC_ARG_ENABLE(decimal-float, -[ --enable-decimal-float enable decimal float extension to C], +[ --enable-decimal-float={no,yes,bid,dpd} + enable decimal float extension to C. Selecting 'bid' + or 'dpd' choses which decimal floating point format + to use], [ - if test x$enablevar = xyes ; then - case $target in - powerpc*-*-linux* | i?86*-*-linux*) + case $enable_decimal_float in + yes | no | bid | dpd) ;; + *) AC_MSG_ERROR(['$enable_decimal_float' is an invalid value for --enable-decimal-float. +Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;; + esac +], +[ + case $target in + powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux*) enable_decimal_float=yes ;; *) AC_MSG_WARN(decimal float is not supported for this target, ignored) enable_decimal_float=no ;; - esac - fi -], [enable_decimal_float=no]) - -AC_SUBST(enable_decimal_float) + esac +]) -dfp=`if test $enable_decimal_float = yes; then echo 1; else echo 0; fi` +dfp=`if test $enable_decimal_float != no; then echo 1; else echo 0; fi` AC_DEFINE_UNQUOTED(ENABLE_DECIMAL_FLOAT, $dfp, [Define to 1 to enable decimal float extension to C.]) +# x86's use BID format instead of DPD +case x$enable_decimal_float in + xyes) + case $target in + i?86*-*-linux* | x86_64*-*-linux*) + enable_decimal_float=bid + ;; + *) + enable_decimal_float=dpd + ;; + esac + ;; + xno) + # ENABLE_DECIMAL_FLOAT is set to 0. But we have to have proper + # dependency on libdecnumber. + enable_decimal_float=dpd + ;; +esac +AC_SUBST(enable_decimal_float) + +bid=`if test $enable_decimal_float = bid; then echo 1; else echo 0; fi` +AC_DEFINE_UNQUOTED(ENABLE_DECIMAL_BID_FORMAT, $bid, +[Define to 1 to specify that we are using the BID decimal floating +point format instead of DPD]) + +# Enable C extension for fixed-point arithmetic. +AC_ARG_ENABLE(fixed-point, +[ --enable-fixed-point enable fixed-point arithmetic extension to C], +[ +], +[ + case $target in + mips*-*-*) + enable_fixed_point=yes + ;; + *) + AC_MSG_WARN(fixed-point is not supported for this target, ignored) + enable_fixed_point=no + ;; + esac +]) +AC_SUBST(enable_fixed_point) + +fixedpoint=`if test $enable_fixed_point = yes; then echo 1; else echo 0; fi` +AC_DEFINE_UNQUOTED(ENABLE_FIXED_POINT, $fixedpoint, +[Define to 1 to enable fixed-point arithmetic extension to C.]) + # Enable threads # Pass with no value to take the default # Pass with a value to specify a thread package @@ -770,19 +729,22 @@ AC_ARG_WITH(sysroot, esac TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"' - CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)' + CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$${sysroot_headers_suffix}$(NATIVE_SYSTEM_HEADER_DIR)' + if test "x$prefix" = xNONE; then + test_prefix=/usr/local + else + test_prefix=$prefix + fi if test "x$exec_prefix" = xNONE; then - if test "x$prefix" = xNONE; then - test_prefix=/usr/local - else - test_prefix=$prefix - fi + test_exec_prefix=$test_prefix else - test_prefix=$exec_prefix + test_exec_prefix=$exec_prefix fi case ${TARGET_SYSTEM_ROOT} in "${test_prefix}"|"${test_prefix}/"*|\ + "${test_exec_prefix}"|"${test_exec_prefix}/"*|\ + '${prefix}'|'${prefix}/'*|\ '${exec_prefix}'|'${exec_prefix}/'*) t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE" TARGET_SYSTEM_ROOT_DEFINE="$t" @@ -807,6 +769,9 @@ esac], [onestep=""]) AC_SUBST(onestep) +ACX_PKGVERSION([GCC]) +ACX_BUGURL([http://gcc.gnu.org/bugs.html]) + # Sanity check enable_languages in case someone does not run the toplevel # configure # script. AC_ARG_ENABLE(languages, @@ -872,15 +837,12 @@ gcc_AC_PROG_CMP_IGNORE_INITIAL # See if we have the mktemp command. AC_CHECK_PROG(have_mktemp_command, mktemp, yes, no) -MISSING="${CONFIG_SHELL-/bin/sh} $srcdir/../missing" - # See if makeinfo has been installed and is modern enough # that we can use it. -gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version, +ACX_CHECK_PROG_VER(MAKEINFO, makeinfo, --version, [GNU texinfo.* \([0-9][0-9.]*\)], - [4.[4-9]*]) + [4.[4-9]*|4.[1-9][0-9]*|[5-9]*|[1-9][0-9]*]) if test $gcc_cv_prog_makeinfo_modern = no; then - MAKEINFO="$MISSING makeinfo" AC_MSG_WARN([ *** Makeinfo is missing or too old. *** Info documentation will not be built.]) @@ -901,6 +863,8 @@ else fi AC_SUBST(GENERATED_MANPAGES) +MISSING="${CONFIG_SHELL-/bin/sh} $ac_aux_dir/missing" + # How about lex? dnl Don't use AC_PROG_LEX; we insist on flex. dnl LEXLIB is not useful in gcc. @@ -972,26 +936,6 @@ AC_C_BIGENDIAN # UNSORTED # -------- -# Stage specific cflags for build. -stage1_cflags= -case $build in -vax-*-*) - if test x$GCC = xyes - then - stage1_cflags="-Wa,-J" - else - stage1_cflags="-J" - fi - ;; -powerpc-*-darwin*) - # The spiffy cpp-precomp chokes on some legitimate constructs in GCC - # sources; use -no-cpp-precomp to get to GNU cpp. - # Apple's GCC has bugs in designated initializer handling, so disable - # that too. - stage1_cflags="-no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0" - ;; -esac -AC_SUBST(stage1_cflags) # These libraries may be used by collect2. # We may need a special search path to get them linked. @@ -1366,10 +1310,11 @@ if test "$host_xm_file" != "$build_xm_file"; then fi case ${host} in - powerpc-*-darwin*) + powerpc*-*-darwin*) AC_CACHE_CHECK([whether mcontext_t fields have underscores], gcc_cv_mcontext_underscores, AC_COMPILE_IFELSE([ +#include #include #include int main() { mcontext_t m; if (m->ss.srr0) return 0; return 0; } @@ -1397,7 +1342,7 @@ case ${enable_threads} in target_thread_file='single' ;; aix | dce | gnat | irix | posix | posix95 | rtems | \ - single | solaris | vxworks | win32 ) + single | solaris | vxworks | win32 | mipssde) target_thread_file=${enable_threads} ;; *) @@ -1429,8 +1374,17 @@ use_cxa_atexit=no if test x$enable___cxa_atexit = xyes || \ test x$enable___cxa_atexit = x -a x$default_use_cxa_atexit = xyes; then if test x$host = x$target; then - AC_CHECK_FUNC(__cxa_atexit,[use_cxa_atexit=yes], - [echo "__cxa_atexit can't be enabled on this target"]) + case $host in + # mingw32 doesn't have __cxa_atexit but uses atexit registration + # keyed to flag_use_cxa_atexit + *-*-mingw32*) + use_cxa_atexit=yes + ;; + *) + AC_CHECK_FUNC(__cxa_atexit,[use_cxa_atexit=yes], + [echo "__cxa_atexit can't be enabled on this target"]) + ;; + esac else # We can't check for __cxa_atexit when building a cross, so assume # it is available @@ -1626,25 +1580,6 @@ do done tmake_file="${tmake_file_}" -# If the host doesn't support symlinks, modify CC in -# FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works. -# Otherwise, we can use "CC=$(CC)". -rm -f symtest.tem -case "$LN_S" in - *-s*) - cc_set_by_configure="\$(CC)" - quoted_cc_set_by_configure="\$(CC)" - stage_prefix_set_by_configure="\$(STAGE_PREFIX)" - quoted_stage_prefix_set_by_configure="\$(STAGE_PREFIX)" - ;; - *) - cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`" - quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`" - stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`" - quoted_stage_prefix_set_by_configure="\\\`case '\\\$(STAGE_PREFIX)' in stage*) echo '\\\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(STAGE_PREFIX)';; esac\\\`" - ;; -esac - # This is a terrible hack which will go away some day. host_cc_for_libada=${CC} AC_SUBST(host_cc_for_libada) @@ -1655,6 +1590,11 @@ tm_file_list="options.h" tm_include_list="options.h" for f in $tm_file; do case $f in + ./* ) + f=`echo $f | sed 's/^..//'` + tm_file_list="${tm_file_list} $f" + tm_include_list="${tm_include_list} $f" + ;; defaults.h ) tm_file_list="${tm_file_list} \$(srcdir)/$f" tm_include_list="${tm_include_list} $f" @@ -1736,14 +1676,15 @@ for f in $build_xm_file; do esac done -# Define macro CROSS_COMPILE in compilation if this is a cross-compiler. +# Define macro CROSS_DIRECTORY_STRUCTURE in compilation if this is a +# cross-compiler which does not use the native headers and libraries. # Also use all.cross instead of all.internal and adjust SYSTEM_HEADER_DIR. CROSS= AC_SUBST(CROSS) ALL=all.internal AC_SUBST(ALL) SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)' AC_SUBST(SYSTEM_HEADER_DIR) if test "x$with_build_sysroot" != x; then - build_system_header_dir=$with_build_sysroot'$(NATIVE_SYSTEM_HEADER_DIR)' + build_system_header_dir=$with_build_sysroot'$${sysroot_headers_suffix}$(NATIVE_SYSTEM_HEADER_DIR)' else # This value is used, even on a native system, because # CROSS_SYSTEM_HEADER_DIR is just @@ -1753,7 +1694,7 @@ fi if test x$host != x$target then - CROSS="-DCROSS_COMPILE" + CROSS="-DCROSS_DIRECTORY_STRUCTURE" ALL=all.cross SYSTEM_HEADER_DIR=$build_system_header_dir case "$host","$target" in @@ -1836,6 +1777,11 @@ for file in ${extra_headers} ; do extra_headers_list="${extra_headers_list} \$(srcdir)/config/${cpu_type}/${file}" done +# If use_gcc_tgmath is set, append ginclude/tgmath.h. +if test x"$use_gcc_tgmath" = xyes +then extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/tgmath.h" +fi + # Define collect2 in Makefile. case $host_can_use_collect2 in no) collect2= ;; @@ -1892,6 +1838,10 @@ fi]) ORIGINAL_AS_FOR_TARGET=$gcc_cv_as AC_SUBST(ORIGINAL_AS_FOR_TARGET) +case "$ORIGINAL_AS_FOR_TARGET" in + ./as | ./as$build_exeext) ;; + *) AC_CONFIG_FILES(as:exec-tool.in, [chmod +x as]) ;; +esac AC_MSG_CHECKING(what assembler to use) if test "$gcc_cv_as" = ../gas/as-new$build_exeext; then @@ -1943,6 +1893,10 @@ fi]) ORIGINAL_LD_FOR_TARGET=$gcc_cv_ld AC_SUBST(ORIGINAL_LD_FOR_TARGET) +case "$ORIGINAL_LD_FOR_TARGET" in + ./collect-ld | ./collect-ld$build_exeext) ;; + *) AC_CONFIG_FILES(collect-ld:exec-tool.in, [chmod +x collect-ld]) ;; +esac AC_MSG_CHECKING(what linker to use) if test "$gcc_cv_ld" = ../ld/ld-new$build_exeext; then @@ -2000,6 +1954,11 @@ fi ORIGINAL_NM_FOR_TARGET=$gcc_cv_nm AC_SUBST(ORIGINAL_NM_FOR_TARGET) +case "$ORIGINAL_NM_FOR_TARGET" in + ./nm | ./nm$build_exeext) ;; + *) AC_CONFIG_FILES(nm:exec-tool.in, [chmod +x nm]) ;; +esac + # Figure out what objdump we will be using. AS_VAR_SET_IF(gcc_cv_objdump,, [ @@ -2041,6 +2000,12 @@ gcc_GAS_CHECK_FEATURE([.p2align with maximum skip], gcc_cv_as_max_skip_p2align, [Define if your assembler supports specifying the maximum number of bytes to skip when using the GAS .p2align command.])]) +gcc_GAS_CHECK_FEATURE([.literal16], gcc_cv_as_literal16, + [2,8,0],, + [.literal16],, +[AC_DEFINE(HAVE_GAS_LITERAL16, 1, + [Define if your assembler supports .literal16.])]) + gcc_GAS_CHECK_FEATURE([working .subsection -1], gcc_cv_as_subsection_m1, [elf,2,9,0],, [conftest_label1: .word 0 @@ -2101,13 +2066,7 @@ else if echo "$ld_ver" | grep GNU > /dev/null; then changequote(,)dnl ld_vers=`echo $ld_ver | sed -n \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \ - -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p'` + -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*.*\)$,\1,p'` ld_date=`echo $ld_ver | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'` ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'` ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'` @@ -2168,9 +2127,10 @@ L2:], as_ver=`$gcc_cv_as --version 2>/dev/null | sed 1q` if echo "$as_ver" | grep GNU > /dev/null; then changequote(,)dnl - as_ver=`echo $as_ver | sed -e 's/GNU assembler \([0-9.][0-9.]*\).*/\1/'` - as_major=`echo $as_ver | sed 's/\..*//'` - as_minor=`echo $as_ver | sed 's/[^.]*\.\([0-9]*\).*/\1/'` + as_vers=`echo $as_ver | sed -n \ + -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*.*\)$,\1,p'` + as_major=`expr "$as_vers" : '\([0-9]*\)'` + as_minor=`expr "$as_vers" : '[0-9]*\.\([0-9]*\)'` changequote([,])dnl if test $as_major -eq 2 && test $as_minor -lt 11 then : @@ -2841,6 +2801,24 @@ foo: nop [AC_DEFINE(HAVE_AS_IX86_FFREEP, 1, [Define if your assembler supports the ffreep mnemonic.])]) + gcc_GAS_CHECK_FEATURE([sahf mnemonic], + gcc_cv_as_ix86_sahf,,, + [sahf],, + [AC_DEFINE(HAVE_AS_IX86_SAHF, 1, + [Define if your assembler supports the sahf mnemonic.])]) + + gcc_GAS_CHECK_FEATURE([different section symbol subtraction], + gcc_cv_as_ix86_diff_sect_delta,,, + [.section .rodata +.L1: + .long .L2-.L1 + .long .L3-.L1 + .text +.L3: nop +.L2: nop],, + [AC_DEFINE(HAVE_AS_IX86_DIFF_SECT_DELTA, 1, + [Define if your assembler supports the subtraction of symbols in different sections.])]) + # This one is used unconditionally by i386.[ch]; it is to be defined # to 1 if the feature is present, 0 otherwise. gcc_GAS_CHECK_FEATURE([GOTOFF in data], @@ -2925,6 +2903,21 @@ foo: nop [Define if your assembler supports fprnd.])]) case $target in + *-*-aix*) conftest_s=' .machine "pwr6" + .csect .text[[PR]] + mffgpr 1,3';; + *) conftest_s=' .machine power6 + .text + mffgpr 1,3';; + esac + + gcc_GAS_CHECK_FEATURE([move fp gpr support], + gcc_cv_as_powerpc_mfpgpr, [9,99,0],, + [$conftest_s],, + [AC_DEFINE(HAVE_AS_MFPGPR, 1, + [Define if your assembler supports mffgpr and mftgpr.])]) + + case $target in *-*-aix*) conftest_s=' .csect .text[[PR]] LCF..0: addis 11,30,_GLOBAL_OFFSET_TABLE_-LCF..0@ha';; @@ -2942,6 +2935,42 @@ LCF0: [$conftest_s],, [AC_DEFINE(HAVE_AS_REL16, 1, [Define if your assembler supports R_PPC_REL16 relocs.])]) + + case $target in + *-*-aix*) conftest_s=' .machine "pwr6" + .csect .text[[PR]] + cmpb 3,4,5';; + *) conftest_s=' .machine power6 + .text + cmpb 3,4,5';; + esac + + gcc_GAS_CHECK_FEATURE([compare bytes support], + gcc_cv_as_powerpc_cmpb, [9,99,0], -a32, + [$conftest_s],, + [AC_DEFINE(HAVE_AS_CMPB, 1, + [Define if your assembler supports cmpb.])]) + + case $target in + *-*-aix*) conftest_s=' .machine "pwr6" + .csect .text[[PR]] + dadd 1,2,3';; + *) conftest_s=' .machine power6 + .text + dadd 1,2,3';; + esac + + gcc_GAS_CHECK_FEATURE([decimal float support], + gcc_cv_as_powerpc_dfp, [9,99,0], -a32, + [$conftest_s],, + [AC_DEFINE(HAVE_AS_DFP, 1, + [Define if your assembler supports DFP instructions.])]) + + gcc_GAS_CHECK_FEATURE([.gnu_attribute support], + gcc_cv_as_powerpc_gnu_attribute, [2,18,0],, + [.gnu_attribute 4,1],, + [AC_DEFINE(HAVE_AS_GNU_ATTRIBUTE, 1, + [Define if your assembler supports .gnu_attribute.])]) ;; mips*-*-*) @@ -2952,6 +2981,26 @@ LCF0: then target_cpu_default=MASK_EXPLICIT_RELOCS else target_cpu_default="($target_cpu_default)|MASK_EXPLICIT_RELOCS" fi]) + gcc_GAS_CHECK_FEATURE([-mno-shared support], + gcc_cv_as_mips_no_shared, [2,16,0], [-mno-shared], [nop],, + [AC_DEFINE(HAVE_AS_NO_SHARED, 1, + [Define if the assembler understands -mno-shared.])]) + + gcc_GAS_CHECK_FEATURE([.gnu_attribute support], + gcc_cv_as_mips_gnu_attribute, [2,18,0],, + [.gnu_attribute 4,1],, + [AC_DEFINE(HAVE_AS_GNU_ATTRIBUTE, 1, + [Define if your assembler supports .gnu_attribute.])]) + + gcc_GAS_CHECK_FEATURE([.dtprelword support], + gcc_cv_as_mips_dtprelword, [2,18,0],, + [.section .tdata,"awT",@progbits +x: + .word 2 + .text + .dtprelword x+0x8000],, + [AC_DEFINE(HAVE_AS_DTPRELWORD, 1, + [Define if your assembler supports .dtprelword.])]) ;; esac @@ -2981,7 +3030,7 @@ esac case "$target" in i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \ | x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \ - | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-*) + | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-* | spu-*-*) insn="nop" ;; ia64*-*-* | s390*-*-*) @@ -3039,6 +3088,36 @@ if test x"$insn" != x; then fi], [AC_DEFINE(HAVE_AS_GSTABS_DEBUG_FLAG, 1, [Define if your assembler supports the --gstabs option.])]) + + gcc_GAS_CHECK_FEATURE([--debug-prefix-map option], + gcc_cv_as_debug_prefix_map_flag, + [2,18,0], [--debug-prefix-map /a=/b], [$insn],, + [AC_DEFINE(HAVE_AS_DEBUG_PREFIX_MAP, 1, +[Define if your assembler supports the --debug-prefix-map option.])]) +fi + +AC_CACHE_CHECK([assembler for tolerance to line number 0], + [gcc_cv_as_line_zero], + [gcc_cv_as_line_zero=no + if test $in_tree_gas = yes; then + gcc_GAS_VERSION_GTE_IFELSE(2, 16, 91, [gcc_cv_as_line_zero=yes]) + elif test "x$gcc_cv_as" != x; then + { echo '# 1 "test.s" 1'; echo '# 0 "" 2'; } > conftest.s + if AC_TRY_COMMAND([$gcc_cv_as -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD 2>conftest.out]) && + test "x`cat conftest.out`" = x + then + gcc_cv_as_line_zero=yes + else + echo "configure: failed program was" >&AS_MESSAGE_LOG_FD + cat conftest.s >&AS_MESSAGE_LOG_FD + echo "configure: error output was" >&AS_MESSAGE_LOG_FD + cat conftest.out >&AS_MESSAGE_LOG_FD + fi + rm -f conftest.o conftest.s conftest.out + fi]) +if test "x$gcc_cv_as_line_zero" = xyes; then + AC_DEFINE([HAVE_AS_LINE_ZERO], 1, +[Define if the assembler won't complain about a line such as # 0 "" 2.]) fi AC_MSG_CHECKING(linker read-only and read-write section mixing) @@ -3119,6 +3198,85 @@ if test x"$gcc_cv_ld_pie" = xyes; then fi AC_MSG_RESULT($gcc_cv_ld_pie) +AC_MSG_CHECKING(linker EH-compatible garbage collection of sections) +gcc_cv_ld_eh_gc_sections=no +if test $in_tree_ld = yes ; then + if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 17 -o "$gcc_cv_gld_major_version" -gt 2 \ + && test $in_tree_ld_is_elf = yes; then + gcc_cv_ld_eh_gc_sections=yes + fi +elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then + cat > conftest.s < /dev/null 2>&1; then + if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \ + | grep "gc-sections option ignored" > /dev/null; then + gcc_cv_ld_eh_gc_sections=no + elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then + gcc_cv_ld_eh_gc_sections=yes + # If no COMDAT groups, the compiler will emit .gnu.linkonce.t. sections. + if test x$gcc_cv_as_comdat_group != xyes; then + gcc_cv_ld_eh_gc_sections=no + cat > conftest.s < /dev/null 2>&1; then + if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \ + | grep "gc-sections option ignored" > /dev/null; then + gcc_cv_ld_eh_gc_sections=no + elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then + gcc_cv_ld_eh_gc_sections=yes + fi + fi + fi + fi + fi + rm -f conftest.s conftest.o conftest +fi +case "$target" in + hppa*-*-linux*) + # ??? This apparently exposes a binutils bug with PC-relative relocations. + gcc_cv_ld_eh_gc_sections=no + ;; +esac +if test x$gcc_cv_ld_eh_gc_sections = xyes; then + AC_DEFINE(HAVE_LD_EH_GC_SECTIONS, 1, + [Define if your linker supports garbage collection of + sections in presence of EH frames.]) +fi +AC_MSG_RESULT($gcc_cv_ld_eh_gc_sections) + # -------- # UNSORTED # -------- @@ -3202,20 +3360,23 @@ if test x"$gcc_cv_ld_sysroot" = xyes; then fi if test x$with_sysroot = x && test x$host = x$target \ - && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then + && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" \ + && test "$prefix" != "NONE"; then AC_DEFINE_UNQUOTED(PREFIX_INCLUDE_DIR, "$prefix/include", [Define to PREFIX/include if cpp should also search that directory.]) fi # Test for stack protector support in target C library. -case "$target" in - *-*-linux*) - AC_CACHE_CHECK(__stack_chk_fail in target GNU C library, +AC_CACHE_CHECK(__stack_chk_fail in target C library, gcc_cv_libc_provides_ssp, [gcc_cv_libc_provides_ssp=no + case "$target" in + *-*-linux*) if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then if test "x$with_sysroot" = x; then glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include" + elif test "x$with_build_sysroot" != "x"; then + glibc_header_dir="${with_build_sysroot}/usr/include" elif test "x$with_sysroot" = xyes; then glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include" else @@ -3238,9 +3399,15 @@ case "$target" in $glibc_header_dir/features.h > /dev/null; then gcc_cv_libc_provides_ssp=yes fi - fi]) ;; + fi + ;; + *-*-darwin*) + AC_CHECK_FUNC(__stack_chk_fail,[gcc_cv_libc_provides_ssp=yes], + [echo "no __stack_chk_fail on this target"]) + ;; *) gcc_cv_libc_provides_ssp=no ;; -esac + esac]) + if test x$gcc_cv_libc_provides_ssp = xyes; then AC_DEFINE(TARGET_LIBC_PROVIDES_SSP, 1, [Define if your target C library provides stack protector support]) @@ -3250,7 +3417,8 @@ fi # Some glibc targets used DFmode long double, but with glibc 2.4 # and later they can use TFmode. case "$target" in - powerpc*-*-*gnu* | \ + powerpc*-*-linux* | \ + powerpc*-*-gnu* | \ sparc*-*-linux* | \ s390*-*-linux* | \ alpha*-*-linux*) @@ -3261,6 +3429,8 @@ case "$target" in if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then if test "x$with_sysroot" = x; then glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include" + elif test "x$with_build_sysroot" != "x"; then + glibc_header_dir="${with_build_sysroot}/usr/include" elif test "x$with_sysroot" = xyes; then glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include" else @@ -3269,9 +3439,12 @@ case "$target" in else glibc_header_dir=/usr/include fi +changequote(,)dnl grep '^[ ]*#[ ]*define[ ][ ]*__LONG_DOUBLE_MATH_OPTIONAL' \ $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \ - && gcc_cv_target_ldbl128=yes]) + && gcc_cv_target_ldbl128=yes +changequote([,])dnl + ]) ;; esac if test x$gcc_cv_target_ldbl128 = xyes; then @@ -3344,19 +3517,14 @@ lang_tree_files= # These (without "all_") are set in each config-lang.in. # `language' must be a single word so is spelled singularly. all_languages= -all_boot_languages= all_compilers= -all_stagestuff= -all_outputs='Makefile gccbug mklibgcc libada-mk' +all_outputs='Makefile gccbug libada-mk' # List of language makefile fragments. all_lang_makefrags= # List of language subdirectory makefiles. Deprecated. all_lang_makefiles= -# Files for gengtype +# Additional files for gengtype all_gtfiles="$target_gtfiles" -# Files for gengtype with language -all_gtfiles_files_langs= -all_gtfiles_files_files= # These are the languages that are set in --enable-languages, # and are available in the GCC tree. @@ -3397,7 +3565,6 @@ changequote([,])dnl language= boot_language= compilers= - stagestuff= outputs= gtfiles= subdir_requires= @@ -3432,31 +3599,15 @@ changequote([,])dnl then all_lang_makefiles="$subdir/Makefile" fi all_languages="$all_languages $language" - if test "x$boot_language" = xyes - then - all_boot_languages="$all_boot_languages $language" - fi all_compilers="$all_compilers $compilers" - all_stagestuff="$all_stagestuff $stagestuff" all_outputs="$all_outputs $outputs" - all_gtfiles="$all_gtfiles $gtfiles" - for f in $gtfiles - do - all_gtfiles_files_langs="$all_gtfiles_files_langs ${subdir} " - all_gtfiles_files_files="$all_gtfiles_files_files ${f} " - done + all_gtfiles="$all_gtfiles [[$subdir]] $gtfiles" done # Pick up gtfiles for c gtfiles= -subdir="c" . ${srcdir}/c-config-lang.in -all_gtfiles="$all_gtfiles $gtfiles" -for f in $gtfiles -do - all_gtfiles_files_langs="$all_gtfiles_files_langs ${subdir} " - all_gtfiles_files_files="$all_gtfiles_files_files ${f} " -done +all_gtfiles="$all_gtfiles [[c]] $gtfiles" check_languages= for language in $all_selected_languages @@ -3470,10 +3621,9 @@ done rm -f Make-hooks touch Make-hooks target_list="all.cross start.encap rest.encap tags \ - install-common install-man install-info dvi pdf html \ - uninstall info man srcextra srcman srcinfo \ - mostlyclean clean distclean maintainer-clean \ - stage1 stage2 stage3 stage4 stageprofile stagefeedback" + install-common install-man install-info install-pdf dvi pdf \ + html uninstall info man srcextra srcman srcinfo \ + mostlyclean clean distclean maintainer-clean" for t in $target_list do @@ -3505,42 +3655,7 @@ if test "x$subdirs" != x; then fi echo "source ${srcdir}/gdbinit.in" >> .gdbinit -# If $(exec_prefix) exists and is not the same as $(prefix), then compute an -# absolute path for gcc_tooldir based on inserting the number of up-directory -# movements required to get from $(exec_prefix) to $(prefix) into the basic -# $(libsubdir)/@(unlibsubdir) based path. -# Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel -# make and thus we'd get different behavior depending on where we built the -# sources. -if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then - gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_noncanonical)' -else -changequote(<<, >>)dnl -# An explanation of the sed strings: -# -e 's|^\$(prefix)||' matches and eliminates 'prefix' from 'exec_prefix' -# -e 's|/$||' match a trailing forward slash and eliminates it -# -e 's|^[^/]|/|' forces the string to start with a forward slash (*) -# -e 's|/[^/]*|../|g' replaces each occurrence of / with ../ -# -# (*) Note this pattern overwrites the first character of the string -# with a forward slash if one is not already present. This is not a -# problem because the exact names of the sub-directories concerned is -# unimportant, just the number of them matters. -# -# The practical upshot of these patterns is like this: -# -# prefix exec_prefix result -# ------ ----------- ------ -# /foo /foo/bar ../ -# /foo/ /foo/bar ../ -# /foo /foo/bar/ ../ -# /foo/ /foo/bar/ ../ -# /foo /foo/bar/ugg ../../ -# - dollar='$$' - gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_noncanonical)" -changequote([, ])dnl -fi +gcc_tooldir='$(libsubdir)/$(libsubdir_to_prefix)$(target_noncanonical)' AC_SUBST(gcc_tooldir) AC_SUBST(dollar) @@ -3587,24 +3702,18 @@ AC_SUBST(htmldir) # Substitute configuration variables AC_SUBST(subdirs) AC_SUBST(srcdir) -AC_SUBST(all_boot_languages) AC_SUBST(all_compilers) AC_SUBST(all_gtfiles) -AC_SUBST(all_gtfiles_files_langs) -AC_SUBST(all_gtfiles_files_files) AC_SUBST(all_lang_makefrags) AC_SUBST(all_lang_makefiles) AC_SUBST(all_languages) AC_SUBST(all_selected_languages) -AC_SUBST(all_stagestuff) AC_SUBST(build_exeext) AC_SUBST(build_install_headers_dir) AC_SUBST(build_xm_file_list) AC_SUBST(build_xm_include_list) AC_SUBST(build_xm_defines) AC_SUBST(check_languages) -AC_SUBST(cc_set_by_configure) -AC_SUBST(quoted_cc_set_by_configure) AC_SUBST(cpp_install_dir) AC_SUBST(xmake_file) AC_SUBST(tmake_file) @@ -3631,8 +3740,6 @@ AC_SUBST(md_file) AC_SUBST(objc_boehm_gc) AC_SUBST(out_file) AC_SUBST(out_object_file) -AC_SUBST(stage_prefix_set_by_configure) -AC_SUBST(quoted_stage_prefix_set_by_configure) AC_SUBST(thread_file) AC_SUBST(tm_file_list) AC_SUBST(tm_include_list) @@ -3687,26 +3794,6 @@ for d in $subdirs doc build do test -d $d || mkdir $d done -# If the host supports symlinks, point stage[1234] at ../stage[1234] so -# bootstrapping and the installation procedure can still use -# CC="stage1/xgcc -Bstage1/". If the host doesn't support symlinks, -# FLAGS_TO_PASS has been modified to solve the problem there. -# This is virtually a duplicate of what happens in configure.lang; we do -# an extra check to make sure this only happens if ln -s can be used. -case "$LN_S" in - *-s*) - for d in ${subdirs} ; do - STARTDIR=`${PWDCMD-pwd}` - cd $d - for t in stage1 stage2 stage3 stage4 stageprofile stagefeedback include - do - rm -f $t - $LN_S ../$t $t 2>/dev/null - done - cd $STARTDIR - done - ;; -esac ], [subdirs='$subdirs']) AC_OUTPUT