Solaris 10: wchar_iso.h vs cwchar

[Jonathan Wakely]

2011/9/3 Jonathan Wakely <jwakely.gcc@gmail.com>:
> 2011/9/3 Maciej Bliziński <maciej@opencsw.org>:
>> 2011/9/2 Marc Glisse <marc.glisse@inria.fr>:
>>> On Fri, 2 Sep 2011, Maciej Bliziński wrote:
>>>
>>>> Here's the output:
>>>> http://netra.chopin.edu.pl/~maciej/limits.log
>>>
>>> That doesn't match the error in PPL. The only difference I can see is
>>> -I/opt/csw/include on the command line. Can you try again with it? (and
>>> maybe also -dD)
>>>
>>>> To get it to build, I need to specify a couple more:
>>>>
>>>> ${src}/configure \
>>>>  --prefix=/opt/gcctest \
>>>>  --enable-bootstrap \
>>>
>>> That one is the default.
>>
>> OK, removed.
>>
>>>>  --enable-stage1-languages=c \
>>>
>>> Is that necessary?
>>
>> Not sure, tested by removing.
>>
>>>>  --enable-languages=c,c++ \
>>>>  --with-gnu-as \
>>>>  --with-as=/opt/csw/bin/gas \
>>>>  --without-gnu-ld \
>>>>  --with-ld=/usr/ccs/bin/ld \
>>>>  --with-mpfr=/opt/csw \
>>>>  --with-gmp=/opt/csw \
>>>>  --with-mpc=/opt/csw \
>>>>  --with-libiconv-prefix=/opt/csw
>>>
>>> Those are fine.
>>
>> Cool.  I started the build and got this error in
>> gcc-objdir/sparc-sun-solaris2.10/libgcc/config.log:
>>
>> configure:3246: checking for suffix of object files
>> configure:3268: /home/maciej/src/gcc-objdir/./gcc/xgcc
>> -B/home/maciej/src/gcc-objdir/./gcc/
>> -B/opt/gcctest/sparc-sun-solaris2.10/bin/ -B/opt/gc
>> isystem /opt/gcctest/sparc-sun-solaris2.10/include -isystem
>> /opt/gcctest/sparc-sun-solaris2.10/sys-include    -c -g -O2
>> conftest.c >&5
>> ld.so.1: cc1: fatal: libmpc.so.2: open failed: No such file or directory
>> xgcc: internal compiler error: Killed (program cc1)
>> Please submit a full bug report,
>> with preprocessed source if appropriate.
>> See <http://gcc.gnu.org/bugs.html> for instructions.
>> configure:3272: $? = 4
>>
>> Examining the cc1 binary:
>>
>> maciej@netra ~/src $ /usr/ccs/bin/dump -Lv /home/maciej/src/gcc-objdir/./gcc/cc1
>>
>> /home/maciej/src/gcc-objdir/./gcc/cc1:
>>
>>  **** DYNAMIC SECTION INFORMATION ****
>> .dynamic:
>> [INDEX] Tag         Value
>> [1]     NEEDED          libmpc.so.2
>> [2]     NEEDED          libmpfr.so.4
>> [3]     NEEDED          libgmp.so.10
>> [4]     NEEDED          libc.so.1
>> [5]     INIT            0x61f474
>> [6]     FINI            0x61f490
>> [7]     HASH            0x100e8
>> [8]     STRTAB          0x3be5c
>> [9]     STRSZ           0x24442
>> [10]    SYMTAB          0x1eabc
>> [11]    SYMENT          0x10
>> [12]    CHECKSUM        0xc01b
>> [13]    VERNEED         0x602a0
>> [14]    VERNEEDNUM      0x1
>> [15]    PLTSZ           0xa14
>> [16]    PLTREL          0x7
>> [17]    JMPREL          0x60320
>> [18]    RELA            0x602c0
>> [19]    RELASZ          0xa74
>> [20]    RELAENT         0xc
>> [21]    DEBUG           0
>> [22]    FEATURE_1       PARINIT
>> [23]    FLAGS           0
>> [24]    FLAGS_1         0
>> [25]    PLTGOT          0x6e7fe4
>>
>> The binary seems to be missing the RPATH pointing at /opt/csw/lib.
>>
>> The full script that drives the build is:
>>
>>
>> maciej@netra ~/src $ cat build_gcc.sh
>> #!/opt/csw/bin/bash
>>
>> set -e
>> set -u
>> set -x
>>
>> # To help configure find gcc and ar
>> export PATH=/opt/csw/gnu:$PATH
>>
>> src="../gcc-4.6.1"
>> objdir="gcc-objdir"
>>
>> rm -rf "${objdir}"
>> mkdir -p "${objdir}"
>> pushd ${objdir}
>>
>> export CC=/opt/csw/gcc3/bin/gcc
>>
>> ${src}/configure \
>>  --prefix=/opt/gcctest \
>>  --enable-languages=c,c++ \
>>  --with-gnu-as \
>>  --with-as=/opt/csw/bin/gas \
>>  --without-gnu-ld \
>>  --with-ld=/usr/ccs/bin/ld \
>>  --with-mpfr=/opt/csw \
>>  --with-gmp=/opt/csw \
>>  --with-mpc=/opt/csw \
>>  --with-libiconv-prefix=/opt/csw
>>
>> gmake
>>
>> Any ideas why the RPATH might be missing?
>>
>> Maciej
>>
>
> This is a FAQ, read the docs. Your dynamic linker doesn't look in
> /opt/csw and gcc does not use a rpath automatically. Building gcc is
> not trivial, read the docs! Carefully!
>
> It's much easier to build gmp, mpfr and mpc statically by putting them
> in the gcc source tree.
>

http://gcc.gnu.org/faq.html#rpath
http://gcc.gnu.org/wiki/FAQ#configure_suffix
http://gcc.gnu.org/install/prerequisites.html
http://gcc.gnu.org/install/configure.html

http://advogato.org/person/redi/diary/240.html