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cross building g++ under i686-pc-linux-gnu for powerpc-ibm-aix5.3


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When cross building g++ under i686-pc-linux-gnu for powerpc-ibm-aix5.3, configure-target-libstdc++-v3 failed:

$GCC_SRC_DIR/configure --prefix=$DST_DIR --build=i686-pc-linux-gnu --host=i686-pc-linux-gnu --target=powerpc-ibm-aix5.3
     --disable-shared --enable-languages=c,c++,fortran
...

checking for enabled PCH... yes
checking for underlying I/O to use... stdio
checking how to run the C preprocessor... /home/cauchy/obj/41/./gcc/xgcc -B/home/cauchy/obj/41/./gcc/
- -B/home/cauchy/dst/cross-aix64/powerpc-ibm-aix5.3/bin/ -B/home/cauchy/dst/cross-aix64/powerpc-ibm-aix5.3/lib/ -isystem
/home/cauchy/dst/cross-aix64/powerpc-ibm-aix5.3/include -isystem
/home/cauchy/dst/cross-aix64/powerpc-ibm-aix5.3/sys-include -E
checking for egrep... grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for C locale to use... generic
checking for std::allocator base class... new
configure: "C" header strategy set to c_std
checking for enabled long long specializations... yes
checking wchar.h usability... yes
checking wchar.h presence... yes
checking for wchar.h... yes
checking for mbstate_t... yes
checking wctype.h usability... yes
checking wctype.h presence... yes
checking for wctype.h... yes
checking for enabled wchar_t specializations... yes
checking for ISO C99 support in <math.h>... yes
checking complex.h usability... yes
checking complex.h presence... yes
checking for complex.h... yes
checking for ISO C99 support in <complex.h>... yes
checking for ISO C99 support in <stdio.h>... yes
checking for ISO C99 support in <stdlib.h>... yes
checking for ISO C99 support in <wchar.h>... yes
checking for fully enabled ISO C99 support... yes
configure: Debug build flags set to -g3 -O0
checking for additional debug build... no
checking for extra compiler flags for building...
checking for thread model used by GCC... aix
configure: error: No support for this host/target combination.
make[1]: *** [configure-target-libstdc++-v3] Error 1
make[1]: Leaving directory `/home/cauchy/obj/41'
make: *** [all] Error 2

real    9m0.947s
user    7m45.128s
sys     0m53.834s

Thanks for some help.

Cauchy

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