[Clfs-support] [Native Compiler] Problem Cross-compiling GMP MPFR and MPC

[akhiezer]

> From clfs-support-bounces at lists.clfs.org Mon Apr 17 13:44:15 2017
> From: Michele Bucca <michele.bucca at gmail.com>
> Date: Mon, 17 Apr 2017 14:44:20 +0200
> To: CLFS Support <clfs-support at lists.clfs.org>
> Subject: Re: [Clfs-support] [Native Compiler] Problem Cross-compiling GMP
>  MPFR and MPC
>
	.
	.
> > >>> > ../../../gcc-src/libgcc/../libdecnumber/decLibrary.c:27:24: fatal
> > >>> > error: decimal128.h: No such file or directory
> > >>> >  #include "decimal128.h"
> > >>> >                         ^
	.
	.
> >
> > I made sure that GCC could find the decimal128.h and the other files
> > that it was looking for but I got this error.
> >
> > i486-linux-musl-gcc   -g -O2 -O2  -g -O2 -DIN_GCC    -W -Wall
> > -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> > -Wmissing-prototypes -Wold-style-definition  -isystem ./include
> > -fpic -mlong-double-80 -DUSE_ELF_SYMVER -g -DIN_LIBGCC2
> > -fbuilding-libgcc -fno-stack-protector -Dinhibit_libc  -fpic
> > -mlong-double-80 -DUSE_ELF_SYMVER -I. -I. -I../.././gcc
> > -I../../../gcc-src/libgcc -I../../../gcc-src/libgcc/.
> > -I../../../gcc-src/libgcc/../gcc -I../../../gcc-src/libgcc/../include
> > -I../../../gcc-src/libgcc/../libdecnumber/no
> > -I../../../gcc-src/libgcc/../libdecnumber -DHAVE_CC_TLS  -DUSE_TLS -o
> > decSingle.o -MT decSingle.o -MD -MP -MF decSingle.dep -c
> > ../../../gcc-src/libgcc/../libdecnumber/decSingle.c
> > make[1]: ***  Nessuna regola per generare l'obiettivo
> > "../../../gcc-src/libgcc/../libdecnumber/no/decimal32.c", necessario
> > per "decimal32.o".  Arresto.
> > make[1]: uscita dalla directory
> > "/home/michele/tmp/musl-native-toolchain/2-obj-gcc/i486-linux-musl/libgcc"
> > Makefile:11384: set di istruzioni per l'obiettivo "all-target-libgcc"
> > non riuscito
> > make: *** [all-target-libgcc] Errore 2
> >
> > it says that there's no rule to generate the object decimal32.o
>
> problem solved removing the --disable-decimal-float switch from configure.
>
> to build C++ support in the host-x-host relocatable compiler use
>
> --build=${CLFS_HOST}
> --host=${CLFS_TARGET}
> --target=${CLFS_TARGET}
> --enable-languages=c,c++ \
> --disable-libmudflap \
> --disable-libsatinizer \
> --disable-libmpx \
> --enable-c99 \
> --enable-long-long \
> --disable-nls \
> --disable-multilib


 - good to hear; thanks for posting the resolution; certainly added to
notes/&c at this end - for info and for possible further investigation.



rgds,

akh





--