[Solved] Cross compiler toolchains for Bullseye are broken #89
Description
I am attempting to use the cross compiler toolchains for Bullseye to build Python, and the Python build 'configure' step detects that the compiler is not able to compile a simple program:
configure:2844: checking build system type configure:2858: result: x86_64-pc-linux-gnu configure:2878: checking host system type configure:2891: result: arm-unknown-linux-gnueabihf configure:2921: checking for python3.9 configure:2948: result: python3.9 configure:2963: checking for python interpreter for cross build configure:2976: result: python3.9 configure:3042: checking for --enable-universalsdk configure:3089: result: no configure:3113: checking for --with-universal-archs configure:3128: result: no configure:3284: checking MACHDEP configure:3335: result: "linux" configure:3589: checking for arm-linux-gnueabihf-gcc configure:3605: found /opt/cross-pi-gcc-10.2.0-0/bin/arm-linux-gnueabihf-gcc configure:3616: result: arm-linux-gnueabihf-gcc configure:3885: checking for C compiler version configure:3894: arm-linux-gnueabihf-gcc --version >&5 arm-linux-gnueabihf-gcc (GCC) 10.2.0 Copyright (C) 2020 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. configure:3894: arm-linux-gnueabihf-gcc -v >&5 Using built-in specs. COLLECT_GCC=arm-linux-gnueabihf-gcc COLLECT_LTO_WRAPPER=/opt/cross-pi-gcc-10.2.0-0/bin/../libexec/gcc/arm-linux-gnueabihf/10.2.0/lto-wrapper Target: arm-linux-gnueabihf Configured with: ../configure --prefix= --target=arm-linux-gnueabihf --enable-languages=c,c++,fortran --with-sysroot=/arm-linux-gnueabihf/libc --with-build-sysroot=/tmp/cross-pi-gcc-10.2.0-0/arm-linux-gnueabihf/libc --with-arch=armv6 --with-fpu=vfp --with-float=hard --disable-multilib Thread model: posix Supported LTO compression algorithms: zlib gcc version 10.2.0 (GCC) configure:3925: checking whether the C compiler works configure:3947: arm-linux-gnueabihf-gcc conftest.c >&5 /opt/cross-pi-gcc-10.2.0-0/bin/../lib/gcc/arm-linux-gnueabihf/10.2.0/../../../../arm-linux-gnueabihf/bin/ld: /opt/cross-pi-gcc-10.2.0-0/bin/../arm-linux-gnueabihf/libc/usr/lib/crt1.o: in function `_start': /tmp/build_toolchains/glibc-2.31/csu/../sysdeps/arm/start.S:124: undefined reference to `__libc_start_main' /opt/cross-pi-gcc-10.2.0-0/bin/../lib/gcc/arm-linux-gnueabihf/10.2.0/../../../../arm-linux-gnueabihf/bin/ld: /tmp/build_toolchains/glibc-2.31/csu/../sysdeps/arm/start.S:128: undefined reference to `abort' /opt/cross-pi-gcc-10.2.0-0/bin/../lib/gcc/arm-linux-gnueabihf/10.2.0/../../../../arm-linux-gnueabihf/bin/ld: /tmp/build_toolchains/glibc-2.31/csu/../sysdeps/arm/start.S:113: undefined reference to `__libc_csu_fini' /opt/cross-pi-gcc-10.2.0-0/bin/../lib/gcc/arm-linux-gnueabihf/10.2.0/../../../../arm-linux-gnueabihf/bin/ld: /tmp/build_toolchains/glibc-2.31/csu/../sysdeps/arm/start.S:120: undefined reference to `__libc_csu_init' collect2: error: ld returned 1 exit status configure:3989: result: no configure: failed program was: | /* confdefs.h */ | #define _GNU_SOURCE 1 | #define _NETBSD_SOURCE 1 | #define __BSD_VISIBLE 1 | #define _DARWIN_C_SOURCE 1 | #define _PYTHONFRAMEWORK "" | #define _XOPEN_SOURCE 700 | #define _XOPEN_SOURCE_EXTENDED 1 | #define _POSIX_C_SOURCE 200809L | /* end confdefs.h. */ | | int | main () | { | | ; | return 0; | } configure:3996: error: C compiler cannot create executables I do not have the problem when using the equivalent toolchains for Buster.