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fix: properly determine output plugin or rustc version #45

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Merged
willcrichton merged 1 commit into from
Jun 7, 2026
Merged

fix: properly determine output plugin or rustc version #45

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10 changes: 4 additions & 6 deletions crates/rustc_plugin/src/driver.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -108,12 +108,6 @@ pub fn driver_main<T: RustcPlugin>(plugin: T) -> ExitCode {

let (have_sys_root_arg, sys_root) = get_sysroot(&orig_args);

if orig_args.iter().any(|a| a == "--version" || a == "-V") {
let version_info = rustc_tools_util::get_version_info!();
println!("{version_info}");
exit(0);
}

// Setting RUSTC_WRAPPER causes Cargo to pass 'rustc' as the first argument.
// We're invoking the compiler programmatically, so we ignore this
let wrapper_mode =
Expand All @@ -122,6 +116,10 @@ pub fn driver_main<T: RustcPlugin>(plugin: T) -> ExitCode {
if wrapper_mode {
// we still want to be able to invoke it normally though
orig_args.remove(1);
} else if orig_args.iter().any(|a| a == "--version" || a == "-V") {
let version_info = rustc_tools_util::get_version_info!();
println!("{version_info}");
exit(0);
}

// this conditional check for the --sysroot flag is there so users can call
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