linux-kernel - Re: [PATCH v2 13/14] tools/sbom: add unit tests for command parsers

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Message-ID: <CANiq72k4bNpxVKU=Ue6yWDJmJf7u14WJhPARL-Gp16S-02xxZA@mail.gmail.com>
Date: Thu, 22 Jan 2026 07:00:19 +0100
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Luis Augenstein <luis.augenstein@...tech.com>
Cc: nathan@...nel.org, nsc@...nel.org, linux-kbuild@...r.kernel.org, 
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org, 
	gregkh@...uxfoundation.org, maximilian.huber@...tech.com
Subject: Re: [PATCH v2 13/14] tools/sbom: add unit tests for command parsers

On Thu, Jan 22, 2026 at 4:31 AM Luis Augenstein
<luis.augenstein@...tech.com> wrote:
>
> +    # rustc command tests
> +    def test_rustc(self):
> +        cmd = """OBJTREE=/workspace/linux/kernel_build rustc -Zbinary_dep_depinfo=y -Astable_features -Dnon_ascii_idents -Dunsafe_op_in_unsafe_fn -Wmissing_docs -Wrust_2018_idioms -Wclippy::all -Wclippy::as_ptr_cast_mut -Wclippy::as_underscore -Wclippy::cast_lossless -Wclippy::ignored_unit_patterns -Wclippy::mut_mut -Wclippy::needless_bitwise_bool -Aclippy::needless_lifetimes -Wclippy::no_mangle_with_rust_abi -Wclippy::ptr_as_ptr -Wclippy::ptr_cast_constness -Wclippy::ref_as_ptr -Wclippy::undocumented_unsafe_blocks -Wclippy::unnecessary_safety_comment -Wclippy::unnecessary_safety_doc -Wrustdoc::missing_crate_level_docs -Wrustdoc::unescaped_backticks -Cpanic=abort -Cembed-bitcode=n -Clto=n -Cforce-unwind-tables=n -Ccodegen-units=1 -Csymbol-mangling-version=v0 -Crelocation-model=static -Zfunction-sections=n -Wclippy::float_arithmetic --target=./scripts/target.json -Ctarget-feature=-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-avx,-avx2 -Zcf-protection=branch -Zno-jump-tables -Ctarget-cpu=x86-64 -Ztune-cpu=generic -Cno-redzone=y -Ccode-model=kernel -Zfunction-return=thunk-extern -Zpatchable-function-entry=16,16 -Copt-level=2 -Cdebug-assertions=n -Coverflow-checks=y -Dwarnings @./include/generated/rustc_cfg --edition=2021 --cfg no_fp_fmt_parse --emit=dep-info=rust/.core.o.d --emit=obj=rust/core.o --emit=metadata=rust/libcore.rmeta --crate-type rlib -L./rust --crate-name core /usr/lib/rust-1.84/lib/rustlib/src/rust/library/core/src/lib.rs --sysroot=/dev/null ;llvm-objcopy --redefine-sym __addsf3=__rust__addsf3 --redefine-sym __eqsf2=__rust__eqsf2 --redefine-sym __extendsfdf2=__rust__extendsfdf2 --redefine-sym __gesf2=__rust__gesf2 --redefine-sym __lesf2=__rust__lesf2 --redefine-sym __ltsf2=__rust__ltsf2 --redefine-sym __mulsf3=__rust__mulsf3 --redefine-sym __nesf2=__rust__nesf2 --redefine-sym __truncdfsf2=__rust__truncdfsf2 --redefine-sym __unordsf2=__rust__unordsf2 --redefine-sym __adddf3=__rust__adddf3 --redefine-sym __eqdf2=__rust__eqdf2 --redefine-sym __ledf2=__rust__ledf2 --redefine-sym __ltdf2=__rust__ltdf2 --redefine-sym __muldf3=__rust__muldf3 --redefine-sym __unorddf2=__rust__unorddf2 --redefine-sym __muloti4=__rust__muloti4 --redefine-sym __multi3=__rust__multi3 --redefine-sym __udivmodti4=__rust__udivmodti4 --redefine-sym __udivti3=__rust__udivti3 --redefine-sym __umodti3=__rust__umodti3 rust/core.o"""
> +        expected = "/usr/lib/rust-1.84/lib/rustlib/src/rust/library/core/src/lib.rs rust/core.o"

Hmm... Is this supposed to have two files in `expected`?

I mean, `core.o` is really the output of the rule, even if it gets
modified in-place in the middle.

Cheers,
Miguel