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support link modifier as-needed for raw-dylib-elf

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usamoi
2025-08-26 16:24:29 +08:00
parent 839222065a
commit 21dd997aec
8 changed files with 82 additions and 31 deletions
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2
compiler/rustc_attr_parsing/messages.ftl
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@@ -1,5 +1,5 @@
attr_parsing_as_needed_compatibility =
linking modifier `as-needed` is only compatible with `dylib` and `framework` linking kinds
linking modifier `as-needed` is only compatible with `dylib`, `framework` and `raw-dylib` linking kinds
attr_parsing_bundle_needs_static =
linking modifier `bundle` is only compatible with `static` linking kind

9
compiler/rustc_attr_parsing/src/attributes/link_attrs.rs
View File

@@ -180,7 +180,8 @@ impl<S: Stage> CombineAttributeParser<S> for LinkParser {
}
(sym::as_dash_needed, Some(NativeLibKind::Dylib { as_needed }))
| (sym::as_dash_needed, Some(NativeLibKind::Framework { as_needed })) => {
| (sym::as_dash_needed, Some(NativeLibKind::Framework { as_needed }))
| (sym::as_dash_needed, Some(NativeLibKind::RawDylib { as_needed })) => {
report_unstable_modifier!(native_link_modifiers_as_needed);
assign_modifier(as_needed)
}
@@ -219,12 +220,12 @@ impl<S: Stage> CombineAttributeParser<S> for LinkParser {
// Do this outside of the loop so that `import_name_type` can be specified before `kind`.
if let Some((_, span)) = import_name_type {
if kind != Some(NativeLibKind::RawDylib) {
if !matches!(kind, Some(NativeLibKind::RawDylib { .. })) {
cx.emit_err(ImportNameTypeRaw { span });
}
}
if let Some(NativeLibKind::RawDylib) = kind
if let Some(NativeLibKind::RawDylib { .. }) = kind
&& name.as_str().contains('\0')
{
cx.emit_err(RawDylibNoNul { span: name_span });
@@ -315,7 +316,7 @@ impl LinkParser {
cx.emit_err(RawDylibOnlyWindows { span: nv.value_span });
}
NativeLibKind::RawDylib
NativeLibKind::RawDylib { as_needed: None }
}
sym::link_dash_arg => {
if !features.link_arg_attribute() {