Function kernel_ld_links_stdlib_and_runs

tests/integration/kernel_integration.rs:1715–1769

()

        uart.contains("ld: wrote /prog"),
        "linker did not report success; uart={uart:?}"
    );
    assert!(
        uart.contains("HLL0"),
        "program marker missing; uart={uart:?}"
    );
    assert!(
        uart.contains("[exit 36]"),
        "compiled program did not exit 36; uart={uart:?}"
    );
    assert!(
        matches!(outcome, StepOutcome::Halted(0)),
        "shell did not survive the run and exit cleanly; outcome={outcome:?} uart={uart:?}"
    );
}

// Repro of the interactive self-hosting session: cwd /home/src, relative paths to
// cc/as, and bare-name execution (`hello`, not `run /abs/path`).
#[test]
fn kernel_cc_interactive_relative_paths_and_barename() {
    let (outcome, uart) = run_tool_session(
        &["as", "cc", "ld"],
        &[
            ("/home/src/hello.hll", user::CC_DEMO_HLL.as_bytes()),
            ("/home/src/stdlib.s", user::EXAMPLE_STDLIB_S.as_bytes()),
        ],
        "cd /home/src\ncc hello.hll hello.s\nas hello.s hello.o\nas stdlib.s stdlib.o\n\
ld stdlib.o hello.o hello\nhello\nexit\n",
        300_000_000,
    );

    assert!(!uart.contains("PANIC!"), "kernel panicked; uart={uart:?}");
    assert!(
        !uart.contains("unhandled exception"),
        "the compiled program faulted; uart={uart:?}"
    );
    assert!(
        uart.contains("HLL0"),
        "program marker missing; uart={uart:?}"
    );
    assert!(
        uart.contains("[exit 36]"),
        "compiled program did not exit 36; uart={uart:?}"
    );
    assert!(
        matches!(outcome, StepOutcome::Halted(0)),
        "shell did not survive and exit cleanly; outcome={outcome:?} uart={uart:?}"
    );
}

// Regression: a trailing space on a `cc`/`as` output operand once became part of
// the filename. The extensionless output also covers cwd resolution.
#[test]
fn kernel_cc_tool_arg_trailing_space() {
    // Trailing spaces after the output operand on the cc/as/ld invocations.
    let (outcome, uart) = run_tool_session(
        &["as", "cc", "ld"],
        &[
            ("/home/src/hello.hll", user::CC_DEMO_HLL.as_bytes()),