Mirrors/rust
1
0
Fork 0
mirror of https://github.com/rust-lang/rust.git synced 2026-05-30 04:56:25 +03:00
Code Issues Packages Projects Releases Wiki Activity

Make #[used] considered reachable

Browse Source
This commit is contained in:
Gary Guo
2022-04-02 22:29:59 +01:00
parent 49cc6d1f84
commit a1dae4bc9d
1 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
compiler/rustc_passes/src/reachable.rs
+5
View File
@@ -333,6 +333,11 @@ fn push_to_worklist_if_has_custom_linkage(&mut self, def_id: LocalDefId) {
let codegen_attrs = self.tcx.codegen_fn_attrs(def_id);
if codegen_attrs.contains_extern_indicator()
|| codegen_attrs.flags.contains(CodegenFnAttrFlags::RUSTC_STD_INTERNAL_SYMBOL)
// FIXME(nbdd0121): `#[used]` are marked as reachable here so it's picked up by
// `linked_symbols` in cg_ssa. They won't be exported in binary or cdylib due to their
// `SymbolExportLevel::Rust` export level but may end up being exported in dylibs.
|| codegen_attrs.flags.contains(CodegenFnAttrFlags::USED)
|| codegen_attrs.flags.contains(CodegenFnAttrFlags::USED_LINKER)
{
self.worklist.push(def_id);
}