Jan Kiszka <jan.kis...@siemens.com> writes:
> Hi all, > > just wanted to debug the RTnet issues we now see in CI on arm and arm64. > I picked arm as first target, but that apparently starts to break with > gcc-9 or newer (tried 9.2 and 10.2): > > make[5]: Entering directory '/xenomai/lib/cobalt/arch/arm' > CC libarch_la-features.lo > features.c: In function 'cobalt_arch_check_features': > features.c:82:1: error: r7 cannot be used in 'asm' here > 82 | } > | ^ > > That seems to be related to passing the syscall number via r7 on ARM. Is > our ABI soon no longer compilable, or can we fix this? > Just tried to reproduce this issue with the latest stable (10.3-2021.07) from ARM [1], and a fairly recent linaro snapshot (11.0.1-2021.03) [2], to no avail. I tried with --enable-debug=symbols, --disable-debug, --enable-debug=full, no issue so far. Can you please share you configure settings? [1] https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf.tar.xz [2] https://snapshots.linaro.org/gnu-toolchain/11.0-2021.03-1/arm-linux-gnueabihf/gcc-linaro-11.0.1-2021.03-aarch64_arm-linux-gnueabihf.tar.xz -- Philippe.