[Bug target/78478] Compile Error for i386-rtems

[joel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78478

--- Comment #3 from Joel Sherrill <joel at gcc dot gnu.org> ---
That patch gets the build further but there is more wrong. __float128 isn't
defined.

/home/joel/test-gcc/b-i386-rtems4.12-gcc/./gcc/xgcc
-B/home/joel/test-gcc/b-i386-rtems4.12-gcc/./gcc/ -nostdinc
-B/home/joel/test-gcc/b-i386-rtems4.12-gcc/i386-rtems4.12/newlib/ -isystem
/home/joel/test-gcc/b-i386-rtems4.12-gcc/i386-rtems4.12/newlib/targ-include
-isystem /home/joel/test-gcc/gcc/newlib/libc/include
-B/home/joel/test-gcc/install-master/i386-rtems4.12/bin/
-B/home/joel/test-gcc/install-master/i386-rtems4.12/lib/ -isystem
/home/joel/test-gcc/install-master/i386-rtems4.12/include -isystem
/home/joel/test-gcc/install-master/i386-rtems4.12/sys-include -DHAVE_CONFIG_H
-I. -I../../../gcc/libgfortran -iquote../../../gcc/libgfortran/io
-I../../../gcc/libgfortran/../gcc -I../../../gcc/libgfortran/../gcc/config
-I../.././gcc -I../../../gcc/libgfortran/../libgcc -I../libgcc
-I../../../gcc/libgfortran/../libbacktrace -I../libbacktrace -I../libbacktrace
-std=gnu11 -Wall -Wstrict-prototypes -Wmissing-prototypes
-Wold-style-definition -Wextra -Wwrite-strings
-Werror=implicit-function-declaration -Werror=vla -fcx-fortran-rules
-ffunction-sections -fdata-sections -g -O2 -MT single.lo -MD -MP -MF
.deps/single.Tpo -c ../../../gcc/libgfortran/caf/single.c -o single.o
In file included from ./kinds.h:69:0,
                 from ../../../gcc/libgfortran/libgfortran.h:232,
                 from ../../../gcc/libgfortran/caf/libcaf.h:33,
                 from ../../../gcc/libgfortran/caf/single.c:26:
../../../gcc/libgfortran/kinds-override.h:40:5: error: #error "Where has
__float128 gone?"
 #   error "Where has __float128 gone?"
     ^~~~~