xm_file_list
tm_p_include_list
tm_p_file_list
+libgcc_tm_include_list
+libgcc_tm_file_list
tm_defines
tm_include_list
tm_file_list
with_slibdir
enable_plugin
enable_libquadmath_support
+with_linker_hash_style
'
ac_precious_vars='build_alias
host_alias
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-generated-files-in-srcdir
- put copies of generated files in source dir
- intended for creating source tarballs for users
- without texinfo bison or flex.
+ put copies of generated files in source dir intended
+ for creating source tarballs for users without
+ texinfo bison or flex
--disable-largefile omit support for large files
--enable-werror-always enable -Werror despite compiler version
- --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,df,fold,gc,gcac,gimple,misc,
- rtlflag,rtl,runtime,tree,valgrind,types.
- --enable-coverage=LEVEL
- enable compiler's code coverage collection.
- Use to measure compiler performance and locate
- unused parts of the compiler. With LEVEL, specify
- optimization. Values are opt, noopt,
- default is noopt
- --enable-gather-detailed-mem-stats enable detailed memory allocation stats gathering
+ --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,df,fold,gc,gcac,gimple,misc,
+ rtlflag,rtl,runtime,tree,valgrind,types
+ --enable-coverage[=LEVEL]
+ enable compiler's code coverage collection. Use to
+ measure compiler performance and locate unused parts
+ of the compiler. With LEVEL, specify optimization.
+ Values are opt, noopt, default is noopt
+ --enable-gather-detailed-mem-stats
+ enable detailed memory allocation stats gathering
--enable-build-with-cxx build with C++ compiler instead of C compiler
--enable-multilib enable library support for multiple ABIs
--enable-__cxa_atexit enable __cxa_atexit for C++
or 'dpd' choses which decimal floating point format
to use
--enable-fixed-point enable fixed-point arithmetic extension to C
- --enable-threads enable thread usage for target GCC
- --enable-threads=LIB use LIB thread package for target GCC
- --enable-tls enable or disable generation of tls code
- overriding the assembler check for tls support
- --enable-objc-gc enable the use of Boehm's garbage collector with
- the GNU Objective-C runtime
+ --enable-threads[=LIB] enable thread usage for target GCC, using LIB thread
+ package
+ --enable-tls enable or disable generation of tls code overriding
+ the assembler check for tls support
+ --enable-objc-gc enable the use of Boehm's garbage collector with the
+ GNU Objective-C runtime
--disable-shared don't provide a shared libgcc
--enable-languages=LIST specify which front-ends to build
--disable-rpath do not hardcode runtime library paths
arrange to use setjmp/longjmp exception handling
--enable-secureplt enable -msecure-plt by default for PowerPC
--enable-leading-mingw64-underscores
- Enable leading underscores on 64 bit mingw targets
+ enable leading underscores on 64 bit mingw targets
--enable-cld enable -mcld by default for 32bit x86
- --enable-frame-pointer enable -fno-omit-frame-pointer by default for 32bit x86
+ --enable-frame-pointer enable -fno-omit-frame-pointer by default for 32bit
+ x86
--disable-win32-registry
- disable lookup of installation paths in the
- Registry on Windows hosts
+ disable lookup of installation paths in the Registry
+ on Windows hosts
--enable-win32-registry enable registry lookup (default)
--enable-win32-registry=KEY
use KEY instead of GCC version as the last portion
--enable-linker-build-id
compiler will always pass --build-id to linker
--enable-maintainer-mode
- enable make rules and dependencies not useful
- (and sometimes confusing) to the casual installer
+ enable make rules and dependencies not useful (and
+ sometimes confusing) to the casual installer
--enable-version-specific-runtime-libs
- specify that runtime libraries should be
- installed in a compiler-specific directory
+ specify that runtime libraries should be installed
+ in a compiler-specific directory
--enable-plugin enable plugin support
--disable-libquadmath-support
disable libquadmath support for Fortran
--with-cpp-install-dir=DIR
install the user visible C preprocessor in DIR
(relative to PREFIX) as well as PREFIX/bin
- --with-gnu-ld arrange to work with GNU ld.
+ --with-gnu-ld arrange to work with GNU ld
--with-ld arrange to use the specified ld (full pathname)
- --with-demangler-in-ld try to use demangler in GNU ld.
+ --with-demangler-in-ld try to use demangler in GNU ld
--with-gnu-as arrange to work with GNU as
--with-as arrange to use the specified as (full pathname)
--with-stabs arrange to use stabs instead of host debug format
--with-dwarf2 force the default debug format to be DWARF 2
--with-build-sysroot=sysroot
use sysroot as the system root during the build
- --with-sysroot=DIR Search for usr/lib, usr/include, et al, within DIR.
+ --with-sysroot[=DIR] search for usr/lib, usr/include, et al, within DIR
--with-specs=SPECS add SPECS to driver command-line processing
--with-pkgversion=PKG Use PKG in the version string in place of "GCC"
--with-bugurl=URL Direct users to URL to report a bug
- --with-multilib-list Select multilibs (SH only)
+ --with-multilib-list select multilibs (SH only)
--with-gnu-ld assume the C compiler uses GNU ld default=no
--with-libiconv-prefix[=DIR] search for libiconv in DIR/include and DIR/lib
--without-libiconv-prefix don't search for libiconv in includedir and libdir
both]
--with-gnu-ld assume the C compiler uses GNU ld [default=no]
--with-plugin-ld=[ARG] specify the plugin linker
- --with-long-double-128 Use 128-bit long double by default.
- --with-gc={page,zone} choose the garbage collection mechanism to use
- with the compiler
+ --with-long-double-128 use 128-bit long double by default
+ --with-gc={page,zone} choose the garbage collection mechanism to use with
+ the compiler
--with-system-zlib use installed libz
--with-slibdir=DIR shared libraries in DIR [LIBDIR]
+ --with-linker-hash-style={sysv,gnu,both}
+ specify the linker hash style
Some influential environment variables:
CC C compiler command
# Check whether --enable-fixed-point was given.
if test "${enable_fixed_point+set}" = set; then :
enableval=$enable_fixed_point;
-
else
case $target in
# default
target_thread_file='single'
;;
- aix | dce | gnat | irix | posix | posix95 | rtems | \
- single | vxworks | win32 | mipssde)
+ aix | dce | lynx | mipssde | nks | posix | posix95 | rtems | \
+ single | tpf | vxworks | win32)
target_thread_file=${enable_threads}
;;
*)
esac
done
+libgcc_tm_file_list=
+libgcc_tm_include_list=
+for f in $libgcc_tm_file; do
+ libgcc_tm_file_list="${libgcc_tm_file_list} \$(srcdir)/../libgcc/config/$f"
+ libgcc_tm_include_list="${libgcc_tm_include_list} ../libgcc/config/$f"
+done
+
tm_p_file_list=
tm_p_include_list=
for f in $tm_p_file; do
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17508 "configure"
+#line 17520 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17614 "configure"
+#line 17626 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
_ACEOF
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for COMDAT group support" >&5
-$as_echo_n "checking assembler for COMDAT group support... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for COMDAT group support (GNU as)" >&5
+$as_echo_n "checking assembler for COMDAT group support (GNU as)... " >&6; }
if test "${gcc_cv_as_comdat_group+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if test $gcc_cv_as_comdat_group = yes; then
gcc_cv_as_comdat_group_percent=no
+ gcc_cv_as_comdat_group_group=no
else
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for COMDAT group support" >&5
-$as_echo_n "checking assembler for COMDAT group support... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for COMDAT group support (GNU as, %type)" >&5
+$as_echo_n "checking assembler for COMDAT group support (GNU as, %type)... " >&6; }
if test "${gcc_cv_as_comdat_group_percent+set}" = set; then :
$as_echo_n "(cached) " >&6
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_comdat_group_percent" >&5
$as_echo "$gcc_cv_as_comdat_group_percent" >&6; }
+ if test $gcc_cv_as_comdat_group_percent = yes; then
+ gcc_cv_as_comdat_group_group=no
+ else
+ case "${target}" in
+ # Sun as uses a completely different syntax.
+ *-*-solaris2*)
+ case "${target}" in
+ sparc*-*-solaris2*)
+ conftest_s='
+ .group foo,".text%foo",#comdat
+ .section ".text%foo", #alloc,#execinstr,#progbits
+ .globl foo
+ foo:
+ '
+ ;;
+ i?86-*-solaris2*)
+ conftest_s='
+ .group foo,.text%foo,#comdat
+ .section .text%foo, "ax", @progbits
+ .globl foo
+ foo:
+ '
+ ;;
+ esac
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for COMDAT group support (Sun as, .group)" >&5
+$as_echo_n "checking assembler for COMDAT group support (Sun as, .group)... " >&6; }
+if test "${gcc_cv_as_comdat_group_group+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_comdat_group_group=no
+ if test x$gcc_cv_as != x; then
+ echo "$conftest_s" > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_comdat_group_group=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_comdat_group_group" >&5
+$as_echo "$gcc_cv_as_comdat_group_group" >&6; }
+
+ ;;
+ esac
+ fi
fi
if test x"$ld_is_gold" = xyes; then
comdat_group=yes
else
case "${target}" in
*-*-solaris2.1[1-9]*)
+ comdat_group=no
# Sun ld has COMDAT group support since Solaris 9, but it doesn't
# interoperate with GNU as until Solaris 11 build 130, i.e. ld
# version 1.688.
#
- # FIXME: Maybe need to refine later when COMDAT group support with
- # Sun as is implemented.
- if test "$ld_vers_major" -gt 1 || test "$ld_vers_minor" -ge 1688; then
+ # If using Sun as for COMDAT group as emitted by GCC, one needs at
+ # least ld version 1.2267.
+ if test "$ld_vers_major" -gt 1; then
comdat_group=yes
- else
- comdat_group=no
+ elif test "x$gas_flag" = xyes && test "$ld_vers_minor" -ge 1688; then
+ comdat_group=yes
+ elif test "$ld_vers_minor" -ge 2267; then
+ comdat_group=yes
fi
;;
*)
if test $comdat_group = no; then
gcc_cv_as_comdat_group=no
gcc_cv_as_comdat_group_percent=no
+ gcc_cv_as_comdat_group_group=no
fi
cat >>confdefs.h <<_ACEOF
-#define HAVE_COMDAT_GROUP `if test $gcc_cv_as_comdat_group = yes || test $gcc_cv_as_comdat_group_percent = yes; then echo 1; else echo 0; fi`
+#define HAVE_COMDAT_GROUP `if test $gcc_cv_as_comdat_group = yes \
+ || test $gcc_cv_as_comdat_group_percent = yes \
+ || test $gcc_cv_as_comdat_group_group = yes; then echo 1; else echo 0; fi`
_ACEOF
gcc_cv_as_sparc_gotdata_op=no
if test x$gcc_cv_as != x; then
echo '.text
+.align 4
foo:
nop
bar:
then
if test x$gcc_cv_ld != x \
&& $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
- if $gcc_cv_ld -v | grep GNU >/dev/null 2>&1; then
- if test x$gcc_cv_objdump != x; then
- if $gcc_cv_objdump -s -j .text conftest 2> /dev/null \
- | grep ' 03000004 82186004 c405c001'> /dev/null 2>&1; then
+ if test x$gcc_cv_objdump != x; then
+ if $gcc_cv_objdump -s -j .text conftest 2> /dev/null \
+ | grep ' 03000004 82186004 c405c001'> /dev/null 2>&1; then
gcc_cv_as_sparc_gotdata_op=no
- else
+ else
gcc_cv_as_sparc_gotdata_op=yes
- fi
fi
- else
- gcc_cv_as_sparc_gotdata_op=yes
fi
fi
rm -f conftest
fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for R_386_TLS_GD_PLT reloc" >&5
+$as_echo_n "checking assembler for R_386_TLS_GD_PLT reloc... " >&6; }
+if test "${gcc_cv_as_ix86_tlsgdplt+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_tlsgdplt=no
+ if test x$gcc_cv_as != x; then
+ echo 'call tls_gd@tlsgdplt' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_ix86_tlsgdplt=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_tlsgdplt" >&5
+$as_echo "$gcc_cv_as_ix86_tlsgdplt" >&6; }
+if test $gcc_cv_as_ix86_tlsgdplt = yes; then
+
+$as_echo "#define HAVE_AS_IX86_TLSGDPLT 1" >>confdefs.h
+
+fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for R_386_TLS_LDM_PLT reloc" >&5
+$as_echo_n "checking assembler for R_386_TLS_LDM_PLT reloc... " >&6; }
+if test "${gcc_cv_as_ix86_tlsldmplt+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_tlsldmplt=no
+ if test x$gcc_cv_as != x; then
+ echo 'call tls_ld@tlsldmplt' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_ix86_tlsldmplt=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_tlsldmplt" >&5
+$as_echo "$gcc_cv_as_ix86_tlsldmplt" >&6; }
+if test $gcc_cv_as_ix86_tlsldmplt = yes; then
+
+$as_echo "#define HAVE_AS_IX86_TLSLDMPLT 1" >>confdefs.h
+
+fi
+
;;
ia64*-*-*)
# and later they can use TFmode.
case "$target" in
powerpc*-*-linux* | \
- powerpc*-*-gnu* | \
sparc*-*-linux* | \
s390*-*-linux* | \
alpha*-*-linux*)
+
+
# Echo link setup.
if test x${build} = x${host} ; then
if test x${host} = x${target} ; then
fi
+# Specify what hash style to use by default.
+
+# Check whether --with-linker-hash-style was given.
+if test "${with_linker_hash_style+set}" = set; then :
+ withval=$with_linker_hash_style; case x"$withval" in
+ xsysv)
+ LINKER_HASH_STYLE=sysv
+ ;;
+ xgnu)
+ LINKER_HASH_STYLE=gnu
+ ;;
+ xboth)
+ LINKER_HASH_STYLE=both
+ ;;
+ *)
+ as_fn_error "$withval is an invalid option to --with-linker-hash-style" "$LINENO" 5
+ ;;
+ esac
+else
+ LINKER_HASH_STYLE=''
+fi
+
+if test x"${LINKER_HASH_STYLE}" != x; then
+
+cat >>confdefs.h <<_ACEOF
+#define LINKER_HASH_STYLE "$LINKER_HASH_STYLE"
+_ACEOF
+
+fi
+
# Configure the subdirectories
# AC_CONFIG_SUBDIRS($subdirs)
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