[Bug other/29049] possible problem: building gcc >= 4.2 on i686 GNU/Linux|SMP (non-64bit) platform fails

[WISD00M at GMX dot NET]

------- Comment #14 from WISD00M at GMX dot NET  2006-09-13 00:30 -------
Sorry, I just realized that I somehow managed to forget to post the actual
error and warning messages:

/root/tmp/plain/./gcc/xgcc -B/root/tmp/plain/./gcc/
-B/usr/local/i686-pc-linux-gnu/bin/ -B/usr/local/i686-pc-linux-gnu/lib/
-isystem /usr/local/i686-pc-linux-gnu/include -isystem
/usr/local/i686-pc-linux-gnu/sys-include -O2  -O2 -g -O2  -DIN_GCC    -W -Wall
-Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
 -isystem ./include  -fPIC -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED  -msse -c \
                ../../gcc-4.2-20060906/gcc/config/i386/crtfastmath.c \
                -o crtfastmath.o
../../gcc-4.2-20060906/gcc/config/i386/crtfastmath.c:1: sorry, unimplemented:
64-bit mode not compiled in
:0: sorry, unimplemented: 64-bit mode not compiled in
/bin/sh ../../gcc-4.2-20060906/gcc/../move-if-change tmp-macro_list macro_list
../../gcc-4.2-20060906/gcc/config/i386/crtfastmath.c: In function
'set_fast_math':
../../gcc-4.2-20060906/gcc/config/i386/crtfastmath.c:77: warning: implicit
declaration of function '__builtin_ia32_stmxcsr'
echo timestamp > s-macro_list
../../gcc-4.2-20060906/gcc/config/i386/crtfastmath.c:109: warning: implicit
declaration of function '__builtin_ia32_ldmxcsr'
make[3]: *** [crtfastmath.o] Error 1


the error about the missing 64 bit support is exactly what I get for all the
crt related files.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29049