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Re: -m31 rejected when building libgcc for cross compiler for s390 (31 bit) gcc 4.6.0
"John P. Hartmann" <jphartmann@gmail.com> writes:
> Thanks, Ian. That brought me further, but still no cigar. Does the
> following ring a bell?
>
> /usr/ports/gcc390/build460/./gcc/xgcc
> -B/usr/ports/gcc390/build460/./gcc/
> -B/usr/ports/gcc390/inst/s390-ibm-linux/bin/
> -B/usr/ports/gcc390/inst/s390-ibm-linux/lib/ -isystem
> /usr/ports/gcc390/inst/s390-ibm-linux/include -isystem
> /usr/ports/gcc390/inst/s390-ibm-linux/sys-include -g -O2 -O2 -g
> -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wwrite-strings
> -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
> -Wold-style-definition -isystem ./include -fPIC -g
> -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED
> -fno-stack-protector -Dinhibit_libc -mlong-double-128 -I. -I.
> -I../.././gcc -I/usr/src/gcc-4.6.0/libgcc
> -I/usr/src/gcc-4.6.0/libgcc/. -I/usr/src/gcc-4.6.0/libgcc/../gcc
> -I/usr/src/gcc-4.6.0/libgcc/../include
> -I/usr/src/gcc-4.6.0/libgcc/../libdecnumber/dpd
> -I/usr/src/gcc-4.6.0/libgcc/../libdecnumber -DHAVE_CC_TLS -o
> decContext.o -MT decContext.o -MD -MP -MF decContext.dep -c
> /usr/src/gcc-4.6.0/libgcc/../libdecnumber/decContext.c
>
> /usr/src/gcc-4.6.0/libgcc/../libdecnumber/decContext.c:33:43: fatal
> error: string.h: No such file or directory
> compilation terminated.
string.h has to come from a C library. gcc does not include one.
Since you are trying to build a cross-compiler to a GNU/Linux system,
you may want to look at http://crosstool.org/ .
Ian