This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

It was created by GNU C Runtime Library configure 1.0, which was
generated by GNU Autoconf 2.69.  Invocation command line was

  $ /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/gcc-15-20260214/libgcc/configure --srcdir=/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/gcc-15-20260214/libgcc --cache-file=./config.cache --prefix=/usr --bindir=/usr/x86_64-pc-linux-musl/gcc-bin/15 --includedir=/usr/lib/gcc/x86_64-pc-linux-musl/15/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-musl/15 --mandir=/usr/share/gcc-data/x86_64-pc-linux-musl/15/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-musl/15/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-musl/15/include/g++-v15 --disable-silent-rules --disable-dependency-tracking --with-python-dir=/share/gcc-data/x86_64-pc-linux-musl/15/python --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --disable-nls --disable-libunwind-exceptions --enable-checking=release --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion=Gentoo 15.2.1_p20260214 p5 --with-gcc-major-version-only --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-linker-build-id --disable-libada --enable-shared --enable-threads=posix --enable-__cxa_atexit --disable-multilib --with-multilib-list=m64 --disable-fixed-point --enable-targets=all --enable-offload-defaulted --enable-offload-targets=nvptx-none --enable-libgomp --disable-libssp --disable-cet --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --without-isl --enable-default-pie --enable-host-pie --enable-host-bind-now --enable-default-ssp --disable-fixincludes --with-gxx-libcxx-include-dir=/usr/include/c++/v1 --with-build-config=bootstrap-lto --enable-languages=c,c++,fortran,lto --program-transform-name=s,y,y, --disable-option-checking --disable-year2038 --with-target-subdir=x86_64-pc-linux-musl --build=x86_64-pc-linux-musl --host=x86_64-pc-linux-musl --target=x86_64-pc-linux-musl --enable-checking=release,types --disable-coverage --enable-languages=c,c++,lto --disable-build-format-warnings

## --------- ##
## Platform. ##
## --------- ##

hostname = localhost
uname -m = x86_64
uname -r = 6.18.18-gentoo
uname -s = Linux
uname -v = #4 SMP PREEMPT Mon Mar 30 12:16:29 CEST 2026

/usr/bin/uname -p = Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz
/bin/uname -X     = unknown

/bin/arch              = x86_64
/usr/bin/arch -k       = unknown
/usr/convex/getsysinfo = unknown
/usr/bin/hostinfo      = unknown
/bin/machine           = unknown
/usr/bin/oslevel       = unknown
/bin/universe          = unknown

PATH: /usr/lib/portage/python3.13/ebuild-helpers/xattr
PATH: /usr/lib/portage/python3.13/ebuild-helpers
PATH: /usr/local/sbin
PATH: /usr/local/bin
PATH: /usr/bin
PATH: /opt/bin
PATH: /usr/lib/llvm/21/bin
PATH: /usr/lib/llvm/18/bin


## ----------- ##
## Core tests. ##
## ----------- ##

configure:2088: creating cache ./config.cache
configure:2300: checking build system type
configure:2314: result: x86_64-pc-linux-musl
configure:2334: checking host system type
configure:2347: result: x86_64-pc-linux-musl
configure:2451: checking for --enable-version-specific-runtime-libs
configure:2464: result: no
configure:2535: checking for a BSD-compatible install
configure:2603: result: /usr/lib/portage/python3.13/ebuild-helpers/xattr/install -c
configure:2619: checking for gawk
configure:2646: result: gawk
configure:2769: checking for x86_64-pc-linux-musl-ar
configure:2796: result: llvm-ar 
configure:2861: checking for x86_64-pc-linux-musl-lipo
configure:2888: result: lipo
configure:2953: checking for x86_64-pc-linux-musl-nm
configure:2980: result: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/nm
configure:3045: checking for x86_64-pc-linux-musl-ranlib
configure:3072: result: llvm-ranlib 
configure:3137: checking for x86_64-pc-linux-musl-strip
configure:3164: result: llvm-strip
configure:3226: checking whether ln -s works
configure:3230: result: yes
configure:3247: checking for x86_64-pc-linux-musl-gcc
configure:3274: result: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking
configure:3543: checking for C compiler version
configure:3552: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking --version >&5
xgcc (Gentoo 15.2.1_p20260214 p5) 15.2.1 20260214
Copyright (C) 2025 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

configure:3563: $? = 0
configure:3552: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking -v >&5
Reading specs from /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/specs
COLLECT_GCC=/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc
COLLECT_LTO_WRAPPER=/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-pc-linux-musl
Configured with: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/gcc-15-20260214/configure --host=x86_64-pc-linux-musl --build=x86_64-pc-linux-musl --prefix=/usr --bindir=/usr/x86_64-pc-linux-musl/gcc-bin/15 --includedir=/usr/lib/gcc/x86_64-pc-linux-musl/15/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-musl/15 --mandir=/usr/share/gcc-data/x86_64-pc-linux-musl/15/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-musl/15/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-musl/15/include/g++-v15 --disable-silent-rules --disable-dependency-tracking --with-python-dir=/share/gcc-data/x86_64-pc-linux-musl/15/python --enable-languages=c,c++,fortran --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --disable-nls --disable-libunwind-exceptions --enable-checking=release --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo 15.2.1_p20260214 p5' --with-gcc-major-version-only --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-linker-build-id --disable-libada --enable-shared --enable-threads=posix --enable-__cxa_atexit --disable-multilib --with-multilib-list=m64 --disable-fixed-point --enable-targets=all --enable-offload-defaulted --enable-offload-targets=nvptx-none --enable-libgomp --disable-libssp --disable-cet --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --without-isl --enable-default-pie --enable-host-pie --enable-host-bind-now --enable-default-ssp --disable-fixincludes --with-gxx-libcxx-include-dir=/usr/include/c++/v1 --with-build-config=bootstrap-lto
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.2.1 20260214 (Gentoo 15.2.1_p20260214 p5) 
... rest of stderr output deleted ...
configure:3563: $? = 0
configure:3552: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking -V >&5
xgcc: error: unrecognized command-line option '-V'
xgcc: fatal error: no input files
compilation terminated.
configure:3563: $? = 1
configure:3552: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking -qversion >&5
xgcc: error: unrecognized command-line option '-qversion'; did you mean '--version'?
xgcc: fatal error: no input files
compilation terminated.
configure:3563: $? = 1
configure:3579: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking -o conftest -g -pipe -O2  -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--as-needed conftest.c  >&5
clang: error: unknown argument: '--64'
clang: error: no input files
configure:3582: $? = 2
configure:3795: checking for suffix of object files
configure:3817: /var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking -c -g -pipe -O2  conftest.c >&5
clang: error: unknown argument: '--64'
clang: error: no input files
configure:3821: $? = 2
configure: failed program was:
| /* confdefs.h */
| #define PACKAGE_NAME "GNU C Runtime Library"
| #define PACKAGE_TARNAME "libgcc"
| #define PACKAGE_VERSION "1.0"
| #define PACKAGE_STRING "GNU C Runtime Library 1.0"
| #define PACKAGE_BUGREPORT ""
| #define PACKAGE_URL "http://www.gnu.org/software/libgcc/"
| /* end confdefs.h.  */
| 
| int
| main ()
| {
| 
|   ;
|   return 0;
| }
configure:3835: error: in `/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/x86_64-pc-linux-musl/libgcc':
configure:3837: error: cannot compute suffix of object files: cannot compile
See `config.log' for more details

## ---------------- ##
## Cache variables. ##
## ---------------- ##

ac_cv_build=x86_64-pc-linux-musl
ac_cv_c_undeclared_builtin_options='none needed'
ac_cv_env_CC_set=set
ac_cv_env_CC_value='/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking'
ac_cv_env_CFLAGS_set=set
ac_cv_env_CFLAGS_value='-g -pipe -O2'
ac_cv_env_CPPFLAGS_set=set
ac_cv_env_CPPFLAGS_value=
ac_cv_env_CPP_set=set
ac_cv_env_CPP_value=clang-cpp
ac_cv_env_LDFLAGS_set=set
ac_cv_env_LDFLAGS_value='-Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--as-needed'
ac_cv_env_LIBS_set=
ac_cv_env_LIBS_value=
ac_cv_env_build_alias_set=set
ac_cv_env_build_alias_value=x86_64-pc-linux-musl
ac_cv_env_host_alias_set=set
ac_cv_env_host_alias_value=x86_64-pc-linux-musl
ac_cv_env_target_alias_set=set
ac_cv_env_target_alias_value=x86_64-pc-linux-musl
ac_cv_have_x='have_x=yes ac_x_includes= ac_x_libraries='
ac_cv_host=x86_64-pc-linux-musl
ac_cv_prog_AR='llvm-ar '
ac_cv_prog_AWK=gawk
ac_cv_prog_CC='/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking'
ac_cv_prog_LIPO=lipo
ac_cv_prog_NM=/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/nm
ac_cv_prog_RANLIB='llvm-ranlib '
ac_cv_prog_STRIP=llvm-strip
gl_cv_compiler_check_decl_option=-Werror=implicit-function-declaration
gl_cv_func_getcwd_path_max='no, but it is partly working'

## ----------------- ##
## Output variables. ##
## ----------------- ##

AR='llvm-ar '
AWK='gawk'
CC='/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/xgcc -B/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/ -B/usr/x86_64-pc-linux-musl/bin/ -B/usr/x86_64-pc-linux-musl/lib/ -isystem /usr/x86_64-pc-linux-musl/include -isystem /usr/x86_64-pc-linux-musl/sys-include   -fno-checking'
CET_FLAGS=''
CFLAGS='-g -pipe -O2'
CPP='clang-cpp'
CPPFLAGS=''
DEFS=''
ECHO_C=''
ECHO_N='-n'
ECHO_T=''
EGREP=''
EXEEXT=''
GREP=''
HAVE_STRUB_SUPPORT=''
INSTALL_DATA='/usr/lib/portage/python3.13/ebuild-helpers/xattr/install -c -m 644'
INSTALL_PROGRAM='/usr/lib/portage/python3.13/ebuild-helpers/xattr/install -c'
INSTALL_SCRIPT='/usr/lib/portage/python3.13/ebuild-helpers/xattr/install -c'
LDFLAGS='-Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--as-needed'
LIBOBJS=''
LIBS=''
LIPO='lipo'
LN_S='ln -s'
LTLIBOBJS=''
MAINT='#'
NM='/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/build/./gcc/nm'
OBJEXT=''
PACKAGE_BUGREPORT=''
PACKAGE_NAME='GNU C Runtime Library'
PACKAGE_STRING='GNU C Runtime Library 1.0'
PACKAGE_TARNAME='libgcc'
PACKAGE_URL='http://www.gnu.org/software/libgcc/'
PACKAGE_VERSION='1.0'
PATH_SEPARATOR=':'
PICFLAG='-fpic'
RANLIB='llvm-ranlib '
SHELL='/bin/sh'
STRIP='llvm-strip'
WERROR=''
ac_ct_CC=''
accel_dir_suffix=''
asm_hidden_op=''
bindir='/usr/x86_64-pc-linux-musl/gcc-bin/15'
build='x86_64-pc-linux-musl'
build_alias='x86_64-pc-linux-musl'
build_cpu='x86_64'
build_libsubdir='build-x86_64-pc-linux-musl'
build_os='linux-musl'
build_subdir='build-x86_64-pc-linux-musl'
build_vendor='pc'
cpu_type=''
datadir='/usr/share/gcc-data/x86_64-pc-linux-musl/15'
datarootdir='${prefix}/share'
decimal_float=''
docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
double_type_size=''
dvidir='${docdir}'
enable_decimal_float=''
enable_execute_stack=''
enable_gcov='yes'
enable_shared='yes'
enable_vtable_verify='no'
exec_prefix='NONE'
extra_parts=''
fixed_point=''
force_explicit_eh_registry=''
get_gcc_base_ver=''
host='x86_64-pc-linux-musl'
host_alias='x86_64-pc-linux-musl'
host_cpu='x86_64'
host_noncanonical='x86_64-pc-linux-musl'
host_os='linux-musl'
host_subdir='.'
host_vendor='pc'
htmldir='${docdir}'
includedir='/usr/lib/gcc/x86_64-pc-linux-musl/15/include'
infodir='/usr/share/gcc-data/x86_64-pc-linux-musl/15/info'
libdir='${exec_prefix}/lib'
libexecdir='${exec_prefix}/libexec'
libgcc_topdir='/var/tmp/portage/sys-devel/gcc-15.2.1_p20260214/work/gcc-15-20260214/libgcc/..'
localedir='${datarootdir}/locale'
localstatedir='${prefix}/var'
long_double_type_size=''
mandir='/usr/share/gcc-data/x86_64-pc-linux-musl/15/man'
md_unwind_def_header=''
md_unwind_header=''
oldincludedir='/usr/include'
pdfdir='${docdir}'
prefix='/usr'
program_transform_name='s,y,y,'
psdir='${docdir}'
real_host_noncanonical=''
sbindir='${exec_prefix}/sbin'
set_have_cc_tls=''
set_use_emutls=''
sfp_machine_header=''
sharedstatedir='${prefix}/com'
slibdir='$(libdir)'
solaris_ld_v2_maps=''
sysconfdir='${prefix}/etc'
target_alias='x86_64-pc-linux-musl'
target_noncanonical='x86_64-pc-linux-musl'
target_subdir='x86_64-pc-linux-musl'
thread_header=''
tm_defines=''
tm_file=''
tmake_file=''
toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
toolexeclibdir='$(libdir)/../lib'
unwind_header=''
use_tm_clone_registry=''
vis_hide=''
with_aix_soname='aix'

## ----------- ##
## confdefs.h. ##
## ----------- ##

/* confdefs.h */
#define PACKAGE_NAME "GNU C Runtime Library"
#define PACKAGE_TARNAME "libgcc"
#define PACKAGE_VERSION "1.0"
#define PACKAGE_STRING "GNU C Runtime Library 1.0"
#define PACKAGE_BUGREPORT ""
#define PACKAGE_URL "http://www.gnu.org/software/libgcc/"

configure: exit 1