diff options
Diffstat (limited to 'compiler/rustc_codegen_ssa/src')
| -rw-r--r-- | compiler/rustc_codegen_ssa/src/back/symbol_export.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/compiler/rustc_codegen_ssa/src/back/symbol_export.rs b/compiler/rustc_codegen_ssa/src/back/symbol_export.rs index f7d6a4aa75d..f9ad8ca9563 100644 --- a/compiler/rustc_codegen_ssa/src/back/symbol_export.rs +++ b/compiler/rustc_codegen_ssa/src/back/symbol_export.rs @@ -105,12 +105,14 @@ fn reachable_non_generics_provider(tcx: TyCtxt<'_>, _: LocalCrate) -> DefIdMap<S } }) .map(|def_id| { + let codegen_attrs = tcx.codegen_fn_attrs(def_id.to_def_id()); // We won't link right if this symbol is stripped during LTO. let name = tcx.symbol_name(Instance::mono(tcx, def_id.to_def_id())).name; // We have to preserve the symbols of the built-in functions during LTO. let is_builtin_fn = is_compiler_builtins && symbol_export_level(tcx, def_id.to_def_id()) - .is_below_threshold(SymbolExportLevel::C); + .is_below_threshold(SymbolExportLevel::C) + && codegen_attrs.flags.contains(CodegenFnAttrFlags::NO_MANGLE); let used = name == "rust_eh_personality"; let export_level = if special_runtime_crate { @@ -118,7 +120,6 @@ fn reachable_non_generics_provider(tcx: TyCtxt<'_>, _: LocalCrate) -> DefIdMap<S } else { symbol_export_level(tcx, def_id.to_def_id()) }; - let codegen_attrs = tcx.codegen_fn_attrs(def_id.to_def_id()); debug!( "EXPORTED SYMBOL (local): {} ({:?})", tcx.symbol_name(Instance::mono(tcx, def_id.to_def_id())), |