https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82686
Bug ID: 82686 Summary: Debian sid powerpc64-unknown-linux-gnu 4.13.0-1-powerpc64 bootstrap breaks in stage3 with unexpected requirement for bdw-gc Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: dclarke at blastwave dot org Target Milestone: --- Late in stage 3 of a perfect looking bootstrap I see : [after many hours] libtool: link: /usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/xgcc -B/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/bin/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/lib/ -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/include -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/sys-include -m32 -shared -fPIC -DPIC .libs/bounds.o .libs/compile_options.o .libs/memory.o .libs/string.o .libs/select.o .libs/backtrace.o .libs/convert_char.o .libs/environ.o .libs/error.o .libs/fpu.o .libs/main.o .libs/pause.o .libs/stop.o .libs/all_l1.o .libs/all_l2.o .libs/all_l4.o .libs/all_l8.o .libs/all_l16.o .libs/any_l1.o .libs/any_l2.o .libs/any_l4.o .libs/any_l8.o .libs/any_l16.o .libs/count_1_l.o .libs/count_2_l.o .libs/count_4_l.o .libs/count_8_l.o .libs/count_16_l.o .libs/maxloc0_4_i1.o .libs/maxloc0_8_i1.o .libs/maxloc0_16_i1.o .libs/maxloc0_4_i2.o .libs/maxloc0_8_i2.o .libs/maxloc0_16_i2.o .libs/maxloc0_4_i4.o .libs/maxloc0_8_i4.o .libs/maxloc0_16_i4.o .libs/maxloc0_4_i8.o .libs/maxloc0_8_i8.o .libs/maxloc0_16_i8.o .libs/maxloc0_4_i16.o .libs/maxloc0_8_i16.o .libs/maxloc0_16_i16.o .libs/maxloc0_4_r4.o .libs/maxloc0_8_r4.o .libs/maxloc0_16_r4.o .libs/maxloc0_4_r8.o .libs/maxloc0_8_r8.o .libs/maxloc0_16_r8.o .libs/maxloc0_4_r10.o .libs/maxloc0_8_r10.o .libs/maxloc0_16_r10.o .libs/maxloc0_4_r16.o .libs/maxloc0_8_r16.o .libs/maxloc0_16_r16.o .libs/maxloc1_4_i1.o .libs/maxloc1_8_i1.o .libs/maxloc1_16_i1.o .libs/maxloc1_4_i2.o .libs/maxloc1_8_i2.o .libs/maxloc1_16_i2.o .libs/maxloc1_4_i4.o .libs/maxloc1_8_i4.o .libs/maxloc1_16_i4.o .libs/maxloc1_4_i8.o .libs/maxloc1_8_i8.o .libs/maxloc1_16_i8.o .libs/maxloc1_4_i16.o .libs/maxloc1_8_i16.o .libs/maxloc1_16_i16.o .libs/maxloc1_4_r4.o .libs/maxloc1_8_r4.o .libs/maxloc1_16_r4.o .libs/maxloc1_4_r8.o .libs/maxloc1_8_r8.o .libs/maxloc1_16_r8.o .libs/maxloc1_4_r10.o .libs/maxloc1_8_r10.o .libs/maxloc1_16_r10.o .libs/maxloc1_4_r16.o .libs/maxloc1_8_r16.o .libs/maxloc1_16_r16.o .libs/maxval_i1.o .libs/maxval_i2.o .libs/maxval_i4.o .libs/maxval_i8.o .libs/maxval_i16.o .libs/maxval_r4.o .libs/maxval_r8.o .libs/maxval_r10.o .libs/maxval_r16.o .libs/minloc0_4_i1.o .libs/minloc0_8_i1.o .libs/minloc0_16_i1.o .libs/minloc0_4_i2.o .libs/minloc0_8_i2.o .libs/minloc0_16_i2.o .libs/minloc0_4_i4.o .libs/minloc0_8_i4.o .libs/minloc0_16_i4.o .libs/minloc0_4_i8.o .libs/minloc0_8_i8.o .libs/minloc0_16_i8.o .libs/minloc0_4_i16.o .libs/minloc0_8_i16.o .libs/minloc0_16_i16.o .libs/minloc0_4_r4.o .libs/minloc0_8_r4.o .libs/minloc0_16_r4.o .libs/minloc0_4_r8.o .libs/minloc0_8_r8.o .libs/minloc0_16_r8.o .libs/minloc0_4_r10.o .libs/minloc0_8_r10.o .libs/minloc0_16_r10.o .libs/minloc0_4_r16.o .libs/minloc0_8_r16.o .libs/minloc0_16_r16.o .libs/minloc1_4_i1.o .libs/minloc1_8_i1.o .libs/minloc1_16_i1.o .libs/minloc1_4_i2.o .libs/minloc1_8_i2.o .libs/minloc1_16_i2.o .libs/minloc1_4_i4.o .libs/minloc1_8_i4.o .libs/minloc1_16_i4.o .libs/minloc1_4_i8.o .libs/minloc1_8_i8.o .libs/minloc1_16_i8.o .libs/minloc1_4_i16.o .libs/minloc1_8_i16.o .libs/minloc1_16_i16.o .libs/minloc1_4_r4.o .libs/minloc1_8_r4.o .libs/minloc1_16_r4.o .libs/minloc1_4_r8.o .libs/minloc1_8_r8.o .libs/minloc1_16_r8.o .libs/minloc1_4_r10.o .libs/minloc1_8_r10.o .libs/minloc1_16_r10.o .libs/minloc1_4_r16.o .libs/minloc1_8_r16.o .libs/minloc1_16_r16.o .libs/minval_i1.o .libs/minval_i2.o .libs/minval_i4.o .libs/minval_i8.o .libs/minval_i16.o .libs/minval_r4.o .libs/minval_r8.o .libs/minval_r10.o .libs/minval_r16.o .libs/product_i1.o .libs/product_i2.o .libs/product_i4.o .libs/product_i8.o .libs/product_i16.o .libs/product_r4.o .libs/product_r8.o .libs/product_r10.o .libs/product_r16.o .libs/product_c4.o .libs/product_c8.o .libs/product_c10.o .libs/product_c16.o .libs/sum_i1.o .libs/sum_i2.o .libs/sum_i4.o .libs/sum_i8.o .libs/sum_i16.o .libs/sum_r4.o .libs/sum_r8.o .libs/sum_r10.o .libs/sum_r16.o .libs/sum_c4.o .libs/sum_c8.o .libs/sum_c10.o .libs/sum_c16.o .libs/bessel_r4.o .libs/bessel_r8.o .libs/bessel_r10.o .libs/bessel_r16.o .libs/iall_i1.o .libs/iall_i2.o .libs/iall_i4.o .libs/iall_i8.o .libs/iall_i16.o .libs/iany_i1.o .libs/iany_i2.o .libs/iany_i4.o .libs/iany_i8.o .libs/iany_i16.o .libs/iparity_i1.o .libs/iparity_i2.o .libs/iparity_i4.o .libs/iparity_i8.o .libs/iparity_i16.o .libs/norm2_r4.o .libs/norm2_r8.o .libs/norm2_r10.o .libs/norm2_r16.o .libs/parity_l1.o .libs/parity_l2.o .libs/parity_l4.o .libs/parity_l8.o .libs/parity_l16.o .libs/matmul_i1.o .libs/matmul_i2.o .libs/matmul_i4.o .libs/matmul_i8.o .libs/matmul_i16.o .libs/matmul_r4.o .libs/matmul_r8.o .libs/matmul_r10.o .libs/matmul_r16.o .libs/matmul_c4.o .libs/matmul_c8.o .libs/matmul_c10.o .libs/matmul_c16.o .libs/matmul_l4.o .libs/matmul_l8.o .libs/matmul_l16.o .libs/shape_i1.o .libs/shape_i2.o .libs/shape_i4.o .libs/shape_i8.o .libs/shape_i16.o .libs/eoshift1_4.o .libs/eoshift1_8.o .libs/eoshift1_16.o .libs/eoshift3_4.o .libs/eoshift3_8.o .libs/eoshift3_16.o .libs/cshift1_4.o .libs/cshift1_8.o .libs/cshift1_16.o .libs/reshape_i4.o .libs/reshape_i8.o .libs/reshape_i16.o .libs/reshape_r4.o .libs/reshape_r8.o .libs/reshape_r10.o .libs/reshape_r16.o .libs/reshape_c4.o .libs/reshape_c8.o .libs/reshape_c10.o .libs/reshape_c16.o .libs/in_pack_i1.o .libs/in_pack_i2.o .libs/in_pack_i4.o .libs/in_pack_i8.o .libs/in_pack_i16.o .libs/in_pack_r4.o .libs/in_pack_r8.o .libs/in_pack_r10.o .libs/in_pack_r16.o .libs/in_pack_c4.o .libs/in_pack_c8.o .libs/in_pack_c10.o .libs/in_pack_c16.o .libs/in_unpack_i1.o .libs/in_unpack_i2.o .libs/in_unpack_i4.o .libs/in_unpack_i8.o .libs/in_unpack_i16.o .libs/in_unpack_r4.o .libs/in_unpack_r8.o .libs/in_unpack_r10.o .libs/in_unpack_r16.o .libs/in_unpack_c4.o .libs/in_unpack_c8.o .libs/in_unpack_c10.o .libs/in_unpack_c16.o .libs/pow_i4_i4.o .libs/pow_i8_i4.o .libs/pow_i16_i4.o .libs/pow_r16_i4.o .libs/pow_c4_i4.o .libs/pow_c8_i4.o .libs/pow_c10_i4.o .libs/pow_c16_i4.o .libs/pow_i4_i8.o .libs/pow_i8_i8.o .libs/pow_i16_i8.o .libs/pow_r4_i8.o .libs/pow_r8_i8.o .libs/pow_r10_i8.o .libs/pow_r16_i8.o .libs/pow_c4_i8.o .libs/pow_c8_i8.o .libs/pow_c10_i8.o .libs/pow_c16_i8.o .libs/pow_i4_i16.o .libs/pow_i8_i16.o .libs/pow_i16_i16.o .libs/pow_r4_i16.o .libs/pow_r8_i16.o .libs/pow_r10_i16.o .libs/pow_r16_i16.o .libs/pow_c4_i16.o .libs/pow_c8_i16.o .libs/pow_c10_i16.o .libs/pow_c16_i16.o .libs/pack_i1.o .libs/pack_i2.o .libs/pack_i4.o .libs/pack_i8.o .libs/pack_i16.o .libs/pack_r4.o .libs/pack_r8.o .libs/pack_r10.o .libs/pack_r16.o .libs/pack_c4.o .libs/pack_c8.o .libs/pack_c10.o 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.libs/associated.o .libs/abort.o .libs/args.o .libs/cshift0.o .libs/eoshift0.o .libs/eoshift2.o .libs/erfc_scaled.o .libs/extends_type_of.o .libs/fnum.o .libs/ierrno.o .libs/ishftc.o .libs/mvbits.o .libs/move_alloc.o .libs/pack_generic.o .libs/selected_char_kind.o .libs/size.o .libs/spread_generic.o .libs/string_intrinsics.o .libs/rand.o .libs/random.o .libs/reshape_generic.o .libs/reshape_packed.o .libs/selected_int_kind.o .libs/selected_real_kind.o .libs/unpack_generic.o .libs/in_pack_generic.o .libs/in_unpack_generic.o .libs/access.o .libs/c99_functions.o .libs/chdir.o .libs/chmod.o .libs/clock.o .libs/cpu_time.o .libs/ctime.o .libs/date_and_time.o .libs/dtime.o .libs/env.o .libs/etime.o .libs/execute_command_line.o .libs/exit.o .libs/gerror.o .libs/getcwd.o .libs/getlog.o .libs/getXid.o .libs/hostnm.o .libs/kill.o .libs/link.o .libs/perror.o .libs/signal.o .libs/sleep.o .libs/system.o .libs/rename.o .libs/stat.o .libs/symlnk.o .libs/system_clock.o .libs/time.o .libs/umask.o .libs/unlink.o .libs/ieee_helper.o .libs/ieee_arithmetic.o .libs/ieee_exceptions.o .libs/ieee_features.o .libs/_abs_c4.o .libs/_abs_c8.o .libs/_abs_c10.o .libs/_abs_c16.o .libs/_abs_i4.o .libs/_abs_i8.o .libs/_abs_i16.o .libs/_abs_r4.o .libs/_abs_r8.o .libs/_abs_r10.o .libs/_abs_r16.o .libs/_aimag_c4.o .libs/_aimag_c8.o .libs/_aimag_c10.o .libs/_aimag_c16.o .libs/_exp_r4.o .libs/_exp_r8.o .libs/_exp_r10.o .libs/_exp_r16.o .libs/_exp_c4.o .libs/_exp_c8.o .libs/_exp_c10.o .libs/_exp_c16.o .libs/_log_r4.o .libs/_log_r8.o .libs/_log_r10.o .libs/_log_r16.o .libs/_log_c4.o .libs/_log_c8.o .libs/_log_c10.o .libs/_log_c16.o .libs/_log10_r4.o .libs/_log10_r8.o .libs/_log10_r10.o .libs/_log10_r16.o .libs/_sqrt_r4.o .libs/_sqrt_r8.o .libs/_sqrt_r10.o .libs/_sqrt_r16.o .libs/_sqrt_c4.o .libs/_sqrt_c8.o .libs/_sqrt_c10.o .libs/_sqrt_c16.o .libs/_asin_r4.o .libs/_asin_r8.o .libs/_asin_r10.o .libs/_asin_r16.o .libs/_asinh_r4.o .libs/_asinh_r8.o .libs/_asinh_r10.o .libs/_asinh_r16.o .libs/_acos_r4.o .libs/_acos_r8.o .libs/_acos_r10.o .libs/_acos_r16.o .libs/_acosh_r4.o .libs/_acosh_r8.o .libs/_acosh_r10.o .libs/_acosh_r16.o .libs/_atan_r4.o .libs/_atan_r8.o .libs/_atan_r10.o .libs/_atan_r16.o .libs/_atanh_r4.o .libs/_atanh_r8.o .libs/_atanh_r10.o .libs/_atanh_r16.o .libs/_sin_r4.o .libs/_sin_r8.o .libs/_sin_r10.o .libs/_sin_r16.o .libs/_sin_c4.o .libs/_sin_c8.o .libs/_sin_c10.o .libs/_sin_c16.o .libs/_cos_r4.o .libs/_cos_r8.o .libs/_cos_r10.o .libs/_cos_r16.o .libs/_cos_c4.o .libs/_cos_c8.o .libs/_cos_c10.o .libs/_cos_c16.o .libs/_tan_r4.o .libs/_tan_r8.o .libs/_tan_r10.o .libs/_tan_r16.o .libs/_sinh_r4.o .libs/_sinh_r8.o .libs/_sinh_r10.o .libs/_sinh_r16.o .libs/_cosh_r4.o .libs/_cosh_r8.o .libs/_cosh_r10.o .libs/_cosh_r16.o .libs/_tanh_r4.o .libs/_tanh_r8.o .libs/_tanh_r10.o .libs/_tanh_r16.o .libs/_conjg_c4.o .libs/_conjg_c8.o .libs/_conjg_c10.o .libs/_conjg_c16.o .libs/_aint_r4.o .libs/_aint_r8.o .libs/_aint_r10.o .libs/_aint_r16.o .libs/_anint_r4.o .libs/_anint_r8.o .libs/_anint_r10.o .libs/_anint_r16.o .libs/_sign_i4.o .libs/_sign_i8.o .libs/_sign_i16.o .libs/_sign_r4.o .libs/_sign_r8.o .libs/_sign_r10.o .libs/_sign_r16.o .libs/_dim_i4.o .libs/_dim_i8.o .libs/_dim_i16.o .libs/_dim_r4.o .libs/_dim_r8.o .libs/_dim_r10.o .libs/_dim_r16.o .libs/_atan2_r4.o .libs/_atan2_r8.o .libs/_atan2_r10.o .libs/_atan2_r16.o .libs/_mod_i4.o .libs/_mod_i8.o .libs/_mod_i16.o .libs/_mod_r4.o .libs/_mod_r8.o .libs/_mod_r10.o .libs/_mod_r16.o .libs/misc_specifics.o .libs/dprod_r8.o .libs/f2c_specifics.o -Wl,--whole-archive ../libbacktrace/.libs/libbacktrace.a -Wl,--no-whole-archive -lm -m32 -m32 -m32 -Wl,--version-script=../../../../gcc-7.2.0/libgfortran/gfortran.map -shared-libgcc -Wl,-soname -Wl,libgfortran.so.4 -o .libs/libgfortran.so.4.0.0 libtool: link: (cd ".libs" && rm -f "libgfortran.so.4" && ln -s "libgfortran.so.4.0.0" "libgfortran.so.4") libtool: link: (cd ".libs" && rm -f "libgfortran.so" && ln -s "libgfortran.so.4.0.0" "libgfortran.so") libtool: link: (cd .libs/libgfortran.lax/libbacktrace.a && /usr/local/bin/ar x "/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/32/libgfortran/../libbacktrace/.libs/libbacktrace.a") copying selected object files to avoid basename conflicts... libtool: link: ln .libs/libgfortran.lax/libbacktrace.a/backtrace.o .libs/libgfortran.lax/lt1-backtrace.o || cp .libs/libgfortran.lax/libbacktrace.a/backtrace.o .libs/libgfortran.lax/lt1-backtrace.o libtool: link: /usr/local/bin/ar rc .libs/libgfortran.a bounds.o compile_options.o memory.o string.o select.o backtrace.o convert_char.o environ.o error.o fpu.o main.o pause.o stop.o all_l1.o all_l2.o all_l4.o all_l8.o all_l16.o any_l1.o any_l2.o any_l4.o any_l8.o any_l16.o count_1_l.o count_2_l.o count_4_l.o count_8_l.o count_16_l.o maxloc0_4_i1.o maxloc0_8_i1.o maxloc0_16_i1.o maxloc0_4_i2.o maxloc0_8_i2.o maxloc0_16_i2.o maxloc0_4_i4.o maxloc0_8_i4.o maxloc0_16_i4.o maxloc0_4_i8.o maxloc0_8_i8.o maxloc0_16_i8.o maxloc0_4_i16.o maxloc0_8_i16.o maxloc0_16_i16.o maxloc0_4_r4.o maxloc0_8_r4.o maxloc0_16_r4.o maxloc0_4_r8.o maxloc0_8_r8.o maxloc0_16_r8.o maxloc0_4_r10.o maxloc0_8_r10.o maxloc0_16_r10.o maxloc0_4_r16.o maxloc0_8_r16.o maxloc0_16_r16.o maxloc1_4_i1.o maxloc1_8_i1.o maxloc1_16_i1.o maxloc1_4_i2.o maxloc1_8_i2.o maxloc1_16_i2.o maxloc1_4_i4.o maxloc1_8_i4.o maxloc1_16_i4.o maxloc1_4_i8.o maxloc1_8_i8.o maxloc1_16_i8.o maxloc1_4_i16.o maxloc1_8_i16.o maxloc1_16_i16.o maxloc1_4_r4.o maxloc1_8_r4.o maxloc1_16_r4.o maxloc1_4_r8.o maxloc1_8_r8.o maxloc1_16_r8.o maxloc1_4_r10.o maxloc1_8_r10.o maxloc1_16_r10.o maxloc1_4_r16.o maxloc1_8_r16.o maxloc1_16_r16.o maxval_i1.o maxval_i2.o maxval_i4.o maxval_i8.o maxval_i16.o maxval_r4.o maxval_r8.o maxval_r10.o maxval_r16.o minloc0_4_i1.o minloc0_8_i1.o minloc0_16_i1.o minloc0_4_i2.o minloc0_8_i2.o minloc0_16_i2.o minloc0_4_i4.o minloc0_8_i4.o minloc0_16_i4.o minloc0_4_i8.o minloc0_8_i8.o minloc0_16_i8.o minloc0_4_i16.o minloc0_8_i16.o minloc0_16_i16.o minloc0_4_r4.o minloc0_8_r4.o minloc0_16_r4.o minloc0_4_r8.o minloc0_8_r8.o minloc0_16_r8.o minloc0_4_r10.o minloc0_8_r10.o minloc0_16_r10.o minloc0_4_r16.o minloc0_8_r16.o minloc0_16_r16.o minloc1_4_i1.o minloc1_8_i1.o minloc1_16_i1.o minloc1_4_i2.o minloc1_8_i2.o minloc1_16_i2.o minloc1_4_i4.o minloc1_8_i4.o minloc1_16_i4.o minloc1_4_i8.o minloc1_8_i8.o minloc1_16_i8.o minloc1_4_i16.o minloc1_8_i16.o minloc1_16_i16.o minloc1_4_r4.o minloc1_8_r4.o minloc1_16_r4.o minloc1_4_r8.o minloc1_8_r8.o minloc1_16_r8.o minloc1_4_r10.o minloc1_8_r10.o minloc1_16_r10.o minloc1_4_r16.o minloc1_8_r16.o minloc1_16_r16.o minval_i1.o minval_i2.o minval_i4.o minval_i8.o minval_i16.o minval_r4.o minval_r8.o minval_r10.o minval_r16.o product_i1.o product_i2.o product_i4.o product_i8.o product_i16.o product_r4.o product_r8.o product_r10.o product_r16.o product_c4.o product_c8.o product_c10.o product_c16.o sum_i1.o sum_i2.o sum_i4.o sum_i8.o sum_i16.o sum_r4.o sum_r8.o sum_r10.o sum_r16.o sum_c4.o sum_c8.o sum_c10.o sum_c16.o bessel_r4.o bessel_r8.o bessel_r10.o bessel_r16.o iall_i1.o iall_i2.o iall_i4.o iall_i8.o iall_i16.o iany_i1.o iany_i2.o iany_i4.o iany_i8.o iany_i16.o iparity_i1.o iparity_i2.o iparity_i4.o iparity_i8.o iparity_i16.o norm2_r4.o norm2_r8.o norm2_r10.o norm2_r16.o parity_l1.o parity_l2.o parity_l4.o parity_l8.o parity_l16.o matmul_i1.o matmul_i2.o matmul_i4.o matmul_i8.o matmul_i16.o matmul_r4.o matmul_r8.o matmul_r10.o matmul_r16.o matmul_c4.o matmul_c8.o matmul_c10.o matmul_c16.o matmul_l4.o matmul_l8.o matmul_l16.o shape_i1.o shape_i2.o shape_i4.o shape_i8.o shape_i16.o eoshift1_4.o eoshift1_8.o eoshift1_16.o eoshift3_4.o eoshift3_8.o eoshift3_16.o cshift1_4.o cshift1_8.o cshift1_16.o reshape_i4.o reshape_i8.o reshape_i16.o reshape_r4.o reshape_r8.o reshape_r10.o reshape_r16.o reshape_c4.o reshape_c8.o reshape_c10.o reshape_c16.o in_pack_i1.o in_pack_i2.o in_pack_i4.o in_pack_i8.o in_pack_i16.o in_pack_r4.o in_pack_r8.o in_pack_r10.o in_pack_r16.o in_pack_c4.o in_pack_c8.o in_pack_c10.o in_pack_c16.o in_unpack_i1.o in_unpack_i2.o in_unpack_i4.o in_unpack_i8.o in_unpack_i16.o in_unpack_r4.o in_unpack_r8.o in_unpack_r10.o in_unpack_r16.o in_unpack_c4.o in_unpack_c8.o in_unpack_c10.o in_unpack_c16.o pow_i4_i4.o pow_i8_i4.o pow_i16_i4.o pow_r16_i4.o pow_c4_i4.o pow_c8_i4.o pow_c10_i4.o pow_c16_i4.o pow_i4_i8.o pow_i8_i8.o pow_i16_i8.o pow_r4_i8.o pow_r8_i8.o pow_r10_i8.o pow_r16_i8.o pow_c4_i8.o pow_c8_i8.o pow_c10_i8.o pow_c16_i8.o pow_i4_i16.o pow_i8_i16.o pow_i16_i16.o pow_r4_i16.o pow_r8_i16.o pow_r10_i16.o pow_r16_i16.o pow_c4_i16.o pow_c8_i16.o pow_c10_i16.o pow_c16_i16.o pack_i1.o pack_i2.o pack_i4.o pack_i8.o pack_i16.o pack_r4.o pack_r8.o pack_r10.o pack_r16.o pack_c4.o pack_c8.o pack_c10.o pack_c16.o unpack_i1.o unpack_i2.o unpack_i4.o unpack_i8.o unpack_i16.o unpack_r4.o unpack_r8.o unpack_r10.o unpack_r16.o unpack_c4.o unpack_c8.o unpack_c10.o unpack_c16.o spread_i1.o spread_i2.o spread_i4.o spread_i8.o spread_i16.o spread_r4.o spread_r8.o spread_r10.o spread_r16.o spread_c4.o spread_c8.o spread_c10.o spread_c16.o cshift0_i1.o cshift0_i2.o cshift0_i4.o cshift0_i8.o cshift0_i16.o cshift0_r4.o cshift0_r8.o cshift0_r10.o cshift0_r16.o cshift0_c4.o cshift0_c8.o cshift0_c10.o cshift0_c16.o size_from_kind.o close.o file_pos.o format.o inquire.o intrinsics.o list_read.o lock.o open.o read.o transfer.o transfer128.o unit.o unix.o write.o fbuf.o associated.o abort.o args.o cshift0.o eoshift0.o eoshift2.o erfc_scaled.o extends_type_of.o fnum.o ierrno.o ishftc.o mvbits.o move_alloc.o pack_generic.o selected_char_kind.o size.o spread_generic.o string_intrinsics.o rand.o random.o reshape_generic.o reshape_packed.o selected_int_kind.o selected_real_kind.o unpack_generic.o in_pack_generic.o in_unpack_generic.o access.o c99_functions.o chdir.o chmod.o clock.o cpu_time.o ctime.o date_and_time.o dtime.o env.o etime.o execute_command_line.o exit.o gerror.o getcwd.o getlog.o getXid.o hostnm.o kill.o link.o perror.o signal.o sleep.o system.o rename.o stat.o symlnk.o system_clock.o time.o umask.o unlink.o ieee_helper.o ieee_arithmetic.o ieee_exceptions.o ieee_features.o _abs_c4.o _abs_c8.o _abs_c10.o _abs_c16.o _abs_i4.o _abs_i8.o _abs_i16.o _abs_r4.o _abs_r8.o _abs_r10.o _abs_r16.o _aimag_c4.o _aimag_c8.o _aimag_c10.o _aimag_c16.o _exp_r4.o _exp_r8.o _exp_r10.o _exp_r16.o _exp_c4.o _exp_c8.o _exp_c10.o _exp_c16.o _log_r4.o _log_r8.o _log_r10.o _log_r16.o _log_c4.o _log_c8.o _log_c10.o _log_c16.o _log10_r4.o _log10_r8.o _log10_r10.o _log10_r16.o _sqrt_r4.o _sqrt_r8.o _sqrt_r10.o _sqrt_r16.o _sqrt_c4.o _sqrt_c8.o _sqrt_c10.o _sqrt_c16.o _asin_r4.o _asin_r8.o _asin_r10.o _asin_r16.o _asinh_r4.o _asinh_r8.o _asinh_r10.o _asinh_r16.o _acos_r4.o _acos_r8.o _acos_r10.o _acos_r16.o _acosh_r4.o _acosh_r8.o _acosh_r10.o _acosh_r16.o _atan_r4.o _atan_r8.o _atan_r10.o _atan_r16.o _atanh_r4.o _atanh_r8.o _atanh_r10.o _atanh_r16.o _sin_r4.o _sin_r8.o _sin_r10.o _sin_r16.o _sin_c4.o _sin_c8.o _sin_c10.o _sin_c16.o _cos_r4.o _cos_r8.o _cos_r10.o _cos_r16.o _cos_c4.o _cos_c8.o _cos_c10.o _cos_c16.o _tan_r4.o _tan_r8.o _tan_r10.o _tan_r16.o _sinh_r4.o _sinh_r8.o _sinh_r10.o _sinh_r16.o _cosh_r4.o _cosh_r8.o _cosh_r10.o _cosh_r16.o _tanh_r4.o _tanh_r8.o _tanh_r10.o _tanh_r16.o _conjg_c4.o _conjg_c8.o _conjg_c10.o _conjg_c16.o _aint_r4.o _aint_r8.o _aint_r10.o _aint_r16.o _anint_r4.o _anint_r8.o _anint_r10.o _anint_r16.o _sign_i4.o _sign_i8.o _sign_i16.o _sign_r4.o _sign_r8.o _sign_r10.o _sign_r16.o _dim_i4.o _dim_i8.o _dim_i16.o _dim_r4.o _dim_r8.o _dim_r10.o _dim_r16.o _atan2_r4.o _atan2_r8.o _atan2_r10.o _atan2_r16.o _mod_i4.o _mod_i8.o _mod_i16.o _mod_r4.o _mod_r8.o _mod_r10.o _mod_r16.o misc_specifics.o dprod_r8.o f2c_specifics.o .libs/libgfortran.lax/libbacktrace.a/mmapio.o .libs/libgfortran.lax/libbacktrace.a/print.o .libs/libgfortran.lax/lt1-backtrace.o .libs/libgfortran.lax/libbacktrace.a/sort.o .libs/libgfortran.lax/libbacktrace.a/simple.o .libs/libgfortran.lax/libbacktrace.a/mmap.o .libs/libgfortran.lax/libbacktrace.a/posix.o .libs/libgfortran.lax/libbacktrace.a/state.o .libs/libgfortran.lax/libbacktrace.a/fileline.o .libs/libgfortran.lax/libbacktrace.a/elf.o .libs/libgfortran.lax/libbacktrace.a/atomic.o .libs/libgfortran.lax/libbacktrace.a/dwarf.o libtool: link: /usr/local/bin/ranlib .libs/libgfortran.a libtool: link: rm -fr .libs/libgfortran.lax .libs/libgfortran.lax libtool: link: ( cd ".libs" && rm -f "libgfortran.la" && ln -s "../libgfortran.la" "libgfortran.la" ) true DO=all multi-do # /usr/local/bin/gmake : : : gmake[6]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/32/libgfortran' gmake[5]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/32/libgfortran' gmake[4]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/libgfortran' : : : gmake[3]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/libgfortran' gmake[2]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/powerpc64-unknown-linux-gnu/libgfortran' Checking multilib configuration for libobjc... mkdir -p -- powerpc64-unknown-linux-gnu/libobjc Configuring in powerpc64-unknown-linux-gnu/libobjc configure: creating cache ./config.cache checking build system type... powerpc64-unknown-linux-gnu checking for --enable-version-specific-runtime-libs... no checking host system type... powerpc64-unknown-linux-gnu checking target system type... powerpc64-unknown-linux-gnu checking for powerpc64-unknown-linux-gnu-gcc... /usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/xgcc -B/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/bin/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/lib/ -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/include -isystem 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(cached) yes checking whether the /usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/xgcc -B/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/bin/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/lib/ -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/include -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/sys-include linker (/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/collect-ld) supports shared libraries... yes checking whether -lc should be explicitly linked in... no checking dynamic linker characteristics... GNU/Linux ld.so checking how to hardcode library paths into programs... immediate checking whether stripping libraries is possible... yes checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... yes checking whether /usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/xgcc -B/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002/./gcc/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/bin/ -B/usr/local/gcc7/powerpc64-unknown-linux-gnu/lib/ -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/include -isystem /usr/local/gcc7/powerpc64-unknown-linux-gnu/sys-include and cc understand -c and -o together... yes checking whether /usr/local/bin/gmake sets $(MAKE)... yes checking stdio.h usability... yes checking stdio.h presence... yes checking for stdio.h... yes checking for ANSI C header files... (cached) yes checking sched.h usability... yes checking sched.h presence... yes checking for sched.h... yes checking whether the target supports thread-local storage... yes checking if the type of bitfields matters... yes checking for bdw garbage collector... checking for system boehm-gc... configure: error: system bdw-gc required but not found gmake[1]: *** [Makefile:22695: configure-target-libobjc] Error 1 gmake[1]: Leaving directory '/usr/local/build/gcc-7.2.0_linux_4.13.0-1-powerpc64.002' gmake: *** [Makefile:941: all] Error 2 Command exited with non-zero status 2 $ This is quite late in stage3 and very unexpected that a new requirement would appear. Solution MAY be this : root@nix:~# apt-get install libgc-dev Reading package lists... Done Building dependency tree Reading state information... Done The following additional packages will be installed: libgc1c2 The following NEW packages will be installed: libgc-dev libgc1c2 ... etc However a whole new configure stage and re-compile is needed to verify that this is a hard dependency in the bootstrap process. Should be documented ?