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Dear all,
I'm trying to build a GCC toolchain (4.8-20130912 snapshot) targeting
x86-64 multiarch on i686 host, using x86-64 builder:
+ cd
/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/BUILD/gcc-4.8-20130912
+ mkdir build
+ cd build/
+ CC=gcc -m32 CXX=g++ -m32 FC=gfortran -m32 F77=gfortran -m32
../configure --enable-build-with-cxx
-
--prefix=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/BUILDROOT/
- --program-prefix=kernelgen- --enable-languages=fortran,c++
-
--with-mpfr-include=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/include/
-
--with-mpfr-lib=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/lib
-
--with-gmp-include=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/include/
-
--with-gmp-lib=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/lib
-
--with-mpc-include=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/include/
-
--with-mpc-lib=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/lib
- --enable-plugin --enable-gold=default --disable-ld
-
--with-ld=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/bin/kernelgen-ld
- --disable-multilib
-
--libdir=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/BUILDROOT/lib
- --build=x86_64-linux-gnu --host=i686-linux-gnu --target=x86_64-linux-gnu
+ cd
/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/BUILD/gcc-4.8-20130912/build
+ CC=gcc -m32 CXX=g++ -m32 FC=gfortran -m32 F77=gfortran -m32
CPLUS_INCLUDE_PATH=/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/include:/home/marcusmae/rpmbuild/kernelgen/head_llvm192445_i686-linux-gnu_x86_64-linux-gnu_debug/INSTALL/include/libelf
KERNELGEN_FALLBACK=1 make -j24 CFLAGS=-g -O0 CXXFLAGS=-g -O0
The build fails with
cc -g -O2 -O2 -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE
- -DNATIVE_CROSS -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual
- -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
- -isystem ./include -fpic -mlong-double-80 -g -DIN_LIBGCC2
- -fbuilding-libgcc -fno-stack-protector -Dinhibit_libc -fpic
- -mlong-double-80 -I. -I. -I../.././gcc -I../../../libgcc
- -I../../../libgcc/. -I../../../libgcc/../gcc
- -I../../../libgcc/../include -I../../../libgcc/config/libbid
- -DENABLE_DECIMAL_BID_FORMAT -DHAVE_CC_TLS -DUSE_TLS -o morestack_s.o
- -MT morestack_s.o -MD -MP -MF morestack_s.dep -DSHARED -c
- -xassembler-with-cpp ../../../libgcc/config/i386/morestack.S
sed -e 's/__PFX__/__/g' \
-e 's/__FIXPTPFX__/__/g' <
../../../libgcc/libgcc-std.ver.in > libgcc-std.ver
dest=../.././gcc/include/tmp$$-unwind.h; \
cp unwind.h $dest; \
chmod a+r $dest; \
sh ../../../libgcc/../move-if-change $dest
../.././gcc/include/unwind.h
echo timestamp > libgcc_tm.stamp
cc1: error: unrecognized command line option '-mlong-double-80'
cc1: error: unrecognized command line option '-mlong-double-80'
cc1: error: unrecognized command line option '-fbuilding-libgcc'
cc1: warning: unrecognized command line option "-Wno-narrowing"
[enabled by default]
What's wrong here?
Thanks,
- - D.
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