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Support --version and -Cpasses=list for other codegen backends

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This commit is contained in:
bjorn3 2021-05-29 16:36:17 +02:00
parent d96446c53c
commit c1b66379dd
1 changed files with 16 additions and 4 deletions
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20
compiler/rustc_driver/src/lib.rs
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@ -765,7 +765,16 @@ pub fn version(binary: &str, matches: &getopts::Matches) {
println!("commit-date: {}", unw(util::commit_date_str()));
println!("host: {}", config::host_triple());
println!("release: {}", unw(util::release_str()));
get_codegen_backend(&None, None).print_version();
let debug_flags = matches.opt_strs("Z");
let backend_name = debug_flags.iter().find_map(|x| {
if x.starts_with("codegen-backend=") {
Some(&x["codegen-backends=".len()..])
} else {
None
}
});
get_codegen_backend(&None, backend_name).print_version();
}
}
@ -1037,8 +1046,8 @@ pub fn handle_options(args: &[String]) -> Option<getopts::Matches> {
}
// Don't handle -W help here, because we might first load plugins.
let r = matches.opt_strs("Z");
if r.iter().any(|x| *x == "help") {
let debug_flags = matches.opt_strs("Z");
if debug_flags.iter().any(|x| *x == "help") {
describe_debug_flags();
return None;
}
@ -1058,7 +1067,10 @@ pub fn handle_options(args: &[String]) -> Option<getopts::Matches> {
}
if cg_flags.iter().any(|x| *x == "passes=list") {
get_codegen_backend(&None, None).print_passes();
let backend_name = debug_flags.iter().find_map(|x| {
if x.starts_with("codegen-backend=") { Some(&x["codegen-backends=".len()..]) } else { None }
});
get_codegen_backend(&None, backend_name).print_passes();
return None;
}