bjoernager/rust
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Stabilize -Z strip as -C strip

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Leave -Z strip available temporarily as an alias, to avoid breaking
cargo until cargo transitions to using -C strip. (If the user passes
both, the -C version wins.)
This commit is contained in:
Josh Triplett 2021-10-21 13:19:46 +02:00
parent c4884bbec7
commit e35b7bbdf8
6 changed files with 32 additions and 21 deletions
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14
compiler/rustc_codegen_ssa/src/back/link.rs
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@ -1034,8 +1034,10 @@ fn link_natively<'a, B: ArchiveBuilder<'a>>(
SplitDebuginfo::Packed => link_dwarf_object(sess, &out_filename),
}
let strip = strip_value(sess);
if sess.target.is_like_osx {
match sess.opts.debugging_opts.strip {
match strip {
Strip::Debuginfo => strip_symbols_in_osx(sess, &out_filename, Some("-S")),
Strip::Symbols => strip_symbols_in_osx(sess, &out_filename, None),
Strip::None => {}
@ -1043,6 +1045,14 @@ fn link_natively<'a, B: ArchiveBuilder<'a>>(
}
}
// Temporarily support both -Z strip and -C strip
fn strip_value(sess: &Session) -> Strip {
match (sess.opts.debugging_opts.strip, sess.opts.cg.strip) {
(s, Strip::None) => s,
(_, s) => s,
}
}
fn strip_symbols_in_osx<'a>(sess: &'a Session, out_filename: &Path, option: Option<&str>) {
let mut cmd = Command::new("strip");
if let Some(option) = option {
@ -2014,7 +2024,7 @@ fn add_order_independent_options(
cmd.optimize();
// Pass debuginfo and strip flags down to the linker.
cmd.debuginfo(sess.opts.debugging_opts.strip);
cmd.debuginfo(strip_value(sess));
// We want to prevent the compiler from accidentally leaking in any system libraries,
// so by default we tell linkers not to link to any default libraries.