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change stdlib circular dependencies handling

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This commit is contained in:
Daniil Belov
2022-08-15 13:15:01 +03:00
committed by Vadim Petrochenkov
parent 098cf88022
commit b67271507d
5 changed files with 41 additions and 122 deletions
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42
compiler/rustc_codegen_ssa/src/back/linker.rs
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@@ -183,8 +183,6 @@ pub trait Linker {
fn no_default_libraries(&mut self);
fn export_symbols(&mut self, tmpdir: &Path, crate_type: CrateType, symbols: &[String]);
fn subsystem(&mut self, subsystem: &str);
fn group_start(&mut self);
fn group_end(&mut self);
fn linker_plugin_lto(&mut self);
fn add_eh_frame_header(&mut self) {}
fn add_no_exec(&mut self) {}
@@ -730,18 +728,6 @@ impl<'a> Linker for GccLinker<'a> {
self.hint_dynamic(); // Reset to default before returning the composed command line.
}
fn group_start(&mut self) {
if self.takes_hints() {
self.linker_arg("--start-group");
}
}
fn group_end(&mut self) {
if self.takes_hints() {
self.linker_arg("--end-group");
}
}
fn linker_plugin_lto(&mut self) {
match self.sess.opts.cg.linker_plugin_lto {
LinkerPluginLto::Disabled => {
@@ -1019,10 +1005,6 @@ impl<'a> Linker for MsvcLinker<'a> {
}
}
// MSVC doesn't need group indicators
fn group_start(&mut self) {}
fn group_end(&mut self) {}
fn linker_plugin_lto(&mut self) {
// Do nothing
}
@@ -1165,10 +1147,6 @@ impl<'a> Linker for EmLinker<'a> {
// noop
}
// Appears not necessary on Emscripten
fn group_start(&mut self) {}
fn group_end(&mut self) {}
fn linker_plugin_lto(&mut self) {
// Do nothing
}
@@ -1344,10 +1322,6 @@ impl<'a> Linker for WasmLd<'a> {
fn subsystem(&mut self, _subsystem: &str) {}
// Not needed for now with LLD
fn group_start(&mut self) {}
fn group_end(&mut self) {}
fn linker_plugin_lto(&mut self) {
// Do nothing for now
}
@@ -1476,14 +1450,6 @@ impl<'a> Linker for L4Bender<'a> {
self.hint_static(); // Reset to default before returning the composed command line.
}
fn group_start(&mut self) {
self.cmd.arg("--start-group");
}
fn group_end(&mut self) {
self.cmd.arg("--end-group");
}
fn linker_plugin_lto(&mut self) {}
fn control_flow_guard(&mut self) {}
@@ -1664,10 +1630,6 @@ impl<'a> Linker for PtxLinker<'a> {
fn subsystem(&mut self, _subsystem: &str) {}
fn group_start(&mut self) {}
fn group_end(&mut self) {}
fn linker_plugin_lto(&mut self) {}
}
@@ -1777,9 +1739,5 @@ impl<'a> Linker for BpfLinker<'a> {
fn subsystem(&mut self, _subsystem: &str) {}
fn group_start(&mut self) {}
fn group_end(&mut self) {}
fn linker_plugin_lto(&mut self) {}
}