Fix unused variable warnings in builds disabled debug-assertions.

2017-08-14 14:56:35 +02:00 · 2017-08-14 14:56:35 +02:00 · 3b92b97bfb
commit 3b92b97bfb
parent 6fd7d8586c
1 changed files with 1 additions and 2 deletions
--- a/src/librustc/ty/context.rs
+++ b/src/librustc/ty/context.rs
@ -226,8 +226,7 @@ pub struct LocalTableInContext<'a, V: 'a> {
 fn validate_hir_id_for_typeck_tables(local_id_root: Option<DefId>,
                                     hir_id: hir::HirId,
                                     mut_access: bool) {
-    #[cfg(debug_assertions)]
-    {
+    if cfg!(debug_assertions) {
        if let Some(local_id_root) = local_id_root {
            if hir_id.owner != local_id_root.index {
                ty::tls::with(|tcx| {