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tsgates / rust.ko

A minimal Linux kernel module written in rust.
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FTBFS: error: error: unknown argument: '-fno-delete-null-pointer-checks' #19

Closed bluet closed 8 years ago

bluet commented 8 years ago

I'm getting the clang error, and failed to build from source.

bluet@Titania:~/workspace/rust.ko$ make Compiling linux-std v0.1.0 (file:///home/bluet/workspace/rust.ko/std) error: failed to run custom build command forlinux-std v0.1.0 (file:///home/bluet/workspace/rust.ko/std) Process didn't exit successfully:/home/bluet/workspace/rust.ko/target/debug/build/linux-std-b8b7ab4d3d9bbe98/build-script-build` (exit code: 101) --- stdout Working directory: /usr/src/linux-headers-3.19.0-58-generic LLVM arguments: -Wp,-MD,/home/bluet/workspace/rust.ko/build/.libhello.a.d -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/include -I./arch/x86/include -Iarch/x86/include/generated/uapi -Iarch/x86/include/generated -Iinclude -I./arch/x86/include/uapi -Iarch/x86/include/generated/uapi -I./include/uapi -Iinclude/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include -DKERNEL -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -m64 -DKBUILD_STR(s)=#s -Werror=implicit-int -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -Werror=strict-prototypes -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -fno-delete-null-pointer-checks -O2 --param=allow-store-data-races=0 -Wframe-larger-than=1024 -fstack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -DKBUILD_BASENAME=KBUILD_STR(libhello) -pg -DMODULE -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -Dfalse=false -Dtrue=true -Du64=__u64 /home/bluet/workspace/rust.ko/target/x86_64-unknown-none-gnu/debug/build/linux-std-b8b7ab4d3d9bbe98/out/kernel-include.h

--- stderr error: error: unknown argument: '-fno-delete-null-pointer-checks' warning: warning: unknown warning option '-Wno-unused-but-set-variable'; did you mean '-Wno-unused-const-variable'? [-Wunknown-warning-option] warning: include/asm-generic/int-ll64.h:25:28: warning: redefinition of typedef '__u64' is a C11 feature [-Wtypedef-redefinition] thread '

' panicked at 'Error generating bindings!', std/build.rs:160 note: Run with RUST_BACKTRACE=1 for a backtrace.

make[2]: * [/home/bluet/workspace/rust.ko/build/libhello.a] Error 101 make[1]: * [module/home/bluet/workspace/rust.ko/build] Error 2 make: *\ [all] Error 2 My env bluet@Titania:~/workspace/rust.ko$ uname -a Linux Titania 3.19.0-58-generic #64~14.04.1-Ubuntu SMP Fri Mar 18 19:05:43 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux bluet@Titania:~/workspace/rust.ko$ clang -v Ubuntu clang version 3.4-1ubuntu3 (tags/RELEASE_34/final) (based on LLVM 3.4) Target: x86_64-pc-linux-gnu Thread model: posix Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/4.8 Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/4.8.4 Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/4.9 Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/4.9.3 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8.4 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9.3 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.8 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.8.4 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.9 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/4.9.3 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8.4 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9.3 Selected GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8 bluet@Titania:~/workspace/rust.ko$ rustc -V rustc 1.9.0-nightly (b678600ac 2016-03-29) bluet@Titania:~/workspace/rust.ko$ cargo -V cargo 0.10.0-nightly (d38f03b 2016-03-29) `

bluet commented 8 years ago

According to https://github.com/tsgates/rust.ko/issues/18#issue-144735626 Adding "-fno-delete-null-pointer-checks" in CLANG_ARGS_BLACKLIST fixed this error.

bluet commented 8 years ago

Wow that's quick! :+1: