+case "${host}" in
+ sparc-*-solaris*|i[3-7]86-*-solaris*)
+ # On native 32bit sparc and ia32 solaris, large-file and procfs support
+ # are mutually exclusive; and without procfs support, the bfd/ elf module
+ # cannot provide certain routines such as elfcore_write_prpsinfo
+ # or elfcore_write_prstatus. So unless the user explicitly requested
+ # large-file support through the --enable-largefile switch, disable
+ # large-file support in favor of procfs support.
+ test "${target}" = "${host}" -a "x$plugins" = xno \
+ && : ${enable_largefile="no"}
+ ;;
+esac
+
+# Check whether --enable-largefile was given.
+if test "${enable_largefile+set}" = set; then :
+ enableval=$enable_largefile;
+fi
+
+if test "$enable_largefile" != no; then
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
+$as_echo_n "checking for special C compiler options needed for large files... " >&6; }
+if ${ac_cv_sys_largefile_CC+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_sys_largefile_CC=no
+ if test "$GCC" != yes; then
+ ac_save_CC=$CC
+ while :; do
+ # IRIX 6.2 and later do not support large files by default,
+ # so use the C compiler's -n32 option if that helps.
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+ We can't simply define LARGE_OFF_T to be 9223372036854775807,
+ since some C++ compilers masquerading as C compilers
+ incorrectly reject 9223372036854775807. */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+ int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+ && LARGE_OFF_T % 2147483647 == 1)
+ ? 1 : -1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+ if ac_fn_c_try_compile "$LINENO"; then :
+ break
+fi
+rm -f core conftest.err conftest.$ac_objext
+ CC="$CC -n32"
+ if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_sys_largefile_CC=' -n32'; break
+fi
+rm -f core conftest.err conftest.$ac_objext
+ break
+ done
+ CC=$ac_save_CC
+ rm -f conftest.$ac_ext
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
+$as_echo "$ac_cv_sys_largefile_CC" >&6; }
+ if test "$ac_cv_sys_largefile_CC" != no; then
+ CC=$CC$ac_cv_sys_largefile_CC
+ fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
+$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
+if ${ac_cv_sys_file_offset_bits+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ while :; do
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+ We can't simply define LARGE_OFF_T to be 9223372036854775807,
+ since some C++ compilers masquerading as C compilers
+ incorrectly reject 9223372036854775807. */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+ int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+ && LARGE_OFF_T % 2147483647 == 1)
+ ? 1 : -1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_sys_file_offset_bits=no; break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#define _FILE_OFFSET_BITS 64
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+ We can't simply define LARGE_OFF_T to be 9223372036854775807,
+ since some C++ compilers masquerading as C compilers
+ incorrectly reject 9223372036854775807. */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+ int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+ && LARGE_OFF_T % 2147483647 == 1)
+ ? 1 : -1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_sys_file_offset_bits=64; break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ ac_cv_sys_file_offset_bits=unknown
+ break
+done
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
+$as_echo "$ac_cv_sys_file_offset_bits" >&6; }
+case $ac_cv_sys_file_offset_bits in #(
+ no | unknown) ;;
+ *)
+cat >>confdefs.h <<_ACEOF
+#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
+_ACEOF
+;;
+esac
+rm -rf conftest*
+ if test $ac_cv_sys_file_offset_bits = unknown; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
+$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; }
+if ${ac_cv_sys_large_files+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ while :; do
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+ We can't simply define LARGE_OFF_T to be 9223372036854775807,
+ since some C++ compilers masquerading as C compilers
+ incorrectly reject 9223372036854775807. */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+ int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+ && LARGE_OFF_T % 2147483647 == 1)
+ ? 1 : -1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_sys_large_files=no; break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#define _LARGE_FILES 1
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+ We can't simply define LARGE_OFF_T to be 9223372036854775807,
+ since some C++ compilers masquerading as C compilers
+ incorrectly reject 9223372036854775807. */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+ int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+ && LARGE_OFF_T % 2147483647 == 1)
+ ? 1 : -1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_sys_large_files=1; break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ ac_cv_sys_large_files=unknown
+ break
+done
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
+$as_echo "$ac_cv_sys_large_files" >&6; }
+case $ac_cv_sys_large_files in #(
+ no | unknown) ;;
+ *)
+cat >>confdefs.h <<_ACEOF
+#define _LARGE_FILES $ac_cv_sys_large_files
+_ACEOF
+;;
+esac
+rm -rf conftest*
+ fi
+
+
+fi
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to compare bootstrapped objects" >&5
+$as_echo_n "checking how to compare bootstrapped objects... " >&6; }
+if ${gcc_cv_prog_cmp_skip+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ echo abfoo >t1
+ echo cdfoo >t2
+ gcc_cv_prog_cmp_skip='tail -c +17 $$f1 > tmp-foo1; tail -c +17 $$f2 > tmp-foo2; cmp tmp-foo1 tmp-foo2'
+ if cmp t1 t2 2 2 > /dev/null 2>&1; then
+ if cmp t1 t2 1 1 > /dev/null 2>&1; then
+ :
+ else
+ gcc_cv_prog_cmp_skip='cmp $$f1 $$f2 16 16'
+ fi
+ fi
+ if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
+ if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
+ :
+ else
+ gcc_cv_prog_cmp_skip='cmp --ignore-initial=16 $$f1 $$f2'
+ fi
+ fi
+ rm t1 t2
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_prog_cmp_skip" >&5
+$as_echo "$gcc_cv_prog_cmp_skip" >&6; }
+do_compare="$gcc_cv_prog_cmp_skip"
+
+
+
+# Check whether --enable-targets was given.
+if test "${enable_targets+set}" = set; then :
+ enableval=$enable_targets; case "${enableval}" in
+ yes | "") as_fn_error $? "enable-targets option must specify target names or 'all'" "$LINENO" 5
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac
+fi
+
+ac_checking=
+. ${srcdir}/../bfd/development.sh
+test "$development" = true && ac_checking=yes
+# Check whether --enable-checking was given.
+if test "${enable_checking+set}" = set; then :
+ enableval=$enable_checking; case "${enableval}" in
+ no|none) ac_checking= ;;
+ *) ac_checking=yes ;;
+esac
+fi
+if test x$ac_checking != x ; then
+
+$as_echo "#define ENABLE_CHECKING 1" >>confdefs.h
+
+fi
+
+# PR gas/19109
+# Decide the default method for compressing debug sections.
+ac_default_compressed_debug_sections=unset
+# Provide a configure time option to override our default.
+# Check whether --enable-compressed_debug_sections was given.
+if test "${enable_compressed_debug_sections+set}" = set; then :
+ enableval=$enable_compressed_debug_sections; case ,"${enableval}", in
+ ,yes, | ,all, | *,gas,*) ac_default_compressed_debug_sections=yes ;;
+ ,no, | ,none,) ac_default_compressed_debug_sections=no ;;
+ *) ac_default_compressed_debug_sections=unset ;;
+esac
+fi
+
+# PR gas/19520
+# Decide if x86 assembler should generate relax relocations.
+ac_default_x86_relax_relocations=unset
+# Provide a configure time option to override our default.
+# Check whether --enable-x86_relax_relocations was given.
+if test "${enable_x86_relax_relocations+set}" = set; then :
+ enableval=$enable_x86_relax_relocations; case "${enableval}" in
+ no) ac_default_x86_relax_relocations=0 ;;
+esac
+fi
+
+# Decide if ELF assembler should generate common symbols with the
+# STT_COMMON type.
+ac_default_elf_stt_common=unset
+# Provide a configure time option to override our default.
+# Check whether --enable-elf_stt_common was given.
+if test "${enable_elf_stt_common+set}" = set; then :
+ enableval=$enable_elf_stt_common; case "${enableval}" in
+ yes) ac_default_elf_stt_common=1 ;;
+esac
+fi
+
+
+# Decide if the ELF assembler should default to generating
+# GNU Build notes if none are provided by the input.
+ac_default_generate_build_notes=0
+# Provide a configuration option to override the default.
+# Check whether --enable-generate_build_notes was given.
+if test "${enable_generate_build_notes+set}" = set; then :
+ enableval=$enable_generate_build_notes; case "${enableval}" in
+ yes) ac_default_generate_build_notes=1 ;;
+ no) ac_default_generate_build_notes=0 ;;
+esac
+fi
+
+# Decide if the MIPS assembler should default to enable MIPS fix Loongson3
+# LLSC errata.
+ac_default_mips_fix_loongson3_llsc=unset
+# Provide a configuration option to override the default.
+# Check whether --enable-mips-fix-loongson3-llsc was given.
+if test "${enable_mips_fix_loongson3_llsc+set}" = set; then :
+ enableval=$enable_mips_fix_loongson3_llsc; case "${enableval}" in
+ yes) ac_default_mips_fix_loongson3_llsc=1 ;;
+ no) ac_default_mips_fix_loongson3_llsc=0 ;;
+esac
+fi
+
+# Decide if the x86 ELF assembler should default to generating GNU x86
+# used ISA and feature properties.
+ac_default_generate_x86_used_note=unset
+# Provide a configuration option to override the default.
+# Check whether --enable-x86-used-note was given.
+if test "${enable_x86_used_note+set}" = set; then :
+ enableval=$enable_x86_used_note; case "${enableval}" in
+ yes) ac_default_generate_x86_used_note=1 ;;
+ no) ac_default_generate_x86_used_note=0 ;;
+esac
+fi
+
+# Decide if the RISC-V ELF assembler should default to generating attribute.
+ac_default_generate_riscv_attr=unset
+# Provide a configuration option to override the default.
+# Check whether --enable-default-riscv-attribute was given.
+if test "${enable_default_riscv_attribute+set}" = set; then :
+ enableval=$enable_default_riscv_attribute; case "${enableval}" in
+ yes) ac_default_generate_riscv_attr=1 ;;
+ no) ac_default_generate_riscv_attr=0 ;;
+esac
+fi
+
+using_cgen=no
+
+
+# Set the 'development' global.
+. $srcdir/../bfd/development.sh
+
+# Set acp_cpp_for_build variable
+ac_cpp_for_build="$CC_FOR_BUILD -E $CPPFLAGS_FOR_BUILD"
+
+# Default set of GCC warnings to enable.
+GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+GCC_WARN_CFLAGS_FOR_BUILD="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "(^[0-3]$|^__GNUC__$)" >/dev/null 2>&1; then :
+
+else
+ GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wshadow"
+fi
+rm -f conftest*
+
+
+# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "(^[0-4]$|^__GNUC__$)" >/dev/null 2>&1; then :
+
+else
+ GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wstack-usage=262144"
+fi
+rm -f conftest*
+
+
+# Set WARN_WRITE_STRINGS if the compiler supports -Wwrite-strings.
+WARN_WRITE_STRINGS=""
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "(^[0-3]$|^__GNUC__$)" >/dev/null 2>&1; then :
+
+else
+ WARN_WRITE_STRINGS="-Wwrite-strings"
+fi
+rm -f conftest*
+
+
+# Verify CC_FOR_BUILD to be compatible with warning flags
+
+# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
+ $EGREP "(^[0-3]$|^__GNUC__$)" >/dev/null 2>&1; then :
+
+else
+ GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wshadow"
+fi
+rm -f conftest*
+
+
+# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
+ $EGREP "(^[0-4]$|^__GNUC__$)" >/dev/null 2>&1; then :
+
+else
+ GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wstack-usage=262144"
+fi
+rm -f conftest*
+
+
+# Check whether --enable-werror was given.
+if test "${enable_werror+set}" = set; then :
+ enableval=$enable_werror; case "${enableval}" in
+ yes | y) ERROR_ON_WARNING="yes" ;;
+ no | n) ERROR_ON_WARNING="no" ;;
+ *) as_fn_error $? "bad value ${enableval} for --enable-werror" "$LINENO" 5 ;;
+ esac
+fi
+
+
+# Disable -Wformat by default when using gcc on mingw
+case "${host}" in
+ *-*-mingw32*)
+ if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
+ GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wno-format"
+ GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wno-format"
+ fi
+ ;;
+ *) ;;
+esac
+
+# Enable -Werror by default when using gcc. Turn it off for releases.
+if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" -a "$development" = true ; then
+ ERROR_ON_WARNING=yes
+fi
+
+NO_WERROR=
+if test "${ERROR_ON_WARNING}" = yes ; then