Don't overwrite CodegenFnAttrs when adding used compiler/linker

diff --git a/compiler/rustc_typeck/src/collect.rs b/compiler/rustc_typeck/src/collect.rs
index c562599e2cc53f748a0a0e658b34b413bba324eb..0fcbfa734f8fe93dbb9f9b9d49bf5f21a3a1b99c 100644 (file)
--- a/compiler/rustc_typeck/src/collect.rs
+++ b/compiler/rustc_typeck/src/collect.rs
@@ -2843,7 +2843,7 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: DefId) -> CodegenFnAttrs {
                     let is_like_elf = !(tcx.sess.target.is_like_osx
                         || tcx.sess.target.is_like_windows
                         || tcx.sess.target.is_like_wasm);
-                    codegen_fn_attrs.flags = if is_like_elf {
+                    codegen_fn_attrs.flags |= if is_like_elf {
                         CodegenFnAttrFlags::USED
                     } else {
                         CodegenFnAttrFlags::USED_LINKER