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hoist rustc flag string array to global const

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Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk 2024-07-27 20:55:21 +00:00 • committed by Jason Volk
parent c3e751542d
commit ea95627dce
1 changed files with 4 additions and 2 deletions
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6
src/macros/rustc.rs
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@ -9,11 +9,13 @@ pub(super) fn flags_capture(args: TokenStream) -> TokenStream {
}; };
let flag = std::env::args().collect::<Vec<_>>(); let flag = std::env::args().collect::<Vec<_>>();
let flag_len = flag.len();
let ret = quote! { let ret = quote! {
pub static RUSTC_FLAGS: [&str; #flag_len] = [#( #flag ),*];
#[conduit_core::ctor] #[conduit_core::ctor]
fn _set_rustc_flags() { fn _set_rustc_flags() {
let flags = &[#( #flag ),*]; conduit_core::info::rustc::FLAGS.lock().expect("locked").insert(#crate_name, &RUSTC_FLAGS);
conduit_core::info::rustc::FLAGS.lock().expect("locked").insert(#crate_name, flags);
} }
// static strings have to be yanked on module unload // static strings have to be yanked on module unload