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force-unwind-tables=yes instead of panic=unwind

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Zhang Junyang
2025-03-19 14:01:10 +08:00
committed by Tate, Hongliang Tian
parent 9c10568a73
commit 2bcc13a9e2
3 changed files with 7 additions and 4 deletions
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4
Cargo.toml
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@ -50,8 +50,12 @@ allow_attributes = "warn"
# Cargo only looks at the profile settings # Cargo only looks at the profile settings
# in the Cargo.toml manifest at the root of the workspace # in the Cargo.toml manifest at the root of the workspace
[profile.dev]
panic = "unwind"
[profile.release] [profile.release]
lto = "thin" lto = "thin"
panic = "unwind"
# Release profile configuration with Link Time Optimization (LTO) enabled. # Release profile configuration with Link Time Optimization (LTO) enabled.
# #

5
osdk/src/commands/build/mod.rs
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@ -207,9 +207,8 @@ fn build_kernel_elf(
&rustc_linker_script_arg, &rustc_linker_script_arg,
"-C relocation-model=static", "-C relocation-model=static",
"-C relro-level=off", "-C relro-level=off",
// We do not really allow unwinding except for kernel testing. However, we need to specify // Even if we disabled unwinding on panic, we need to specify this to show backtraces.
// this to show backtraces when panicking. "-C force-unwind-tables=yes",
"-C panic=unwind",
// This is to let rustc know that "cfg(ktest)" is our well-known configuration. // This is to let rustc know that "cfg(ktest)" is our well-known configuration.
// See the [Rust Blog](https://blog.rust-lang.org/2024/05/06/check-cfg.html) for details. // See the [Rust Blog](https://blog.rust-lang.org/2024/05/06/check-cfg.html) for details.
"--check-cfg cfg(ktest)", "--check-cfg cfg(ktest)",

2
osdk/src/commands/test.rs
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@ -98,7 +98,7 @@ pub static KTEST_CRATE_WHITELIST: Option<&[&str]> = Some(&{:#?});
&cargo_target_directory, &cargo_target_directory,
config, config,
ActionChoice::Test, ActionChoice::Test,
&["--cfg ktest"], &["--cfg ktest", "-C panic=unwind"],
); );
std::env::remove_var("RUSTFLAGS"); std::env::remove_var("RUSTFLAGS");
drop(dir_guard); drop(dir_guard);