1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_builtin_macros/src/trace_macros.rs b/compiler/rustc_builtin_macros/src/trace_macros.rs
index 9c98723e1f4..af1a392acc5 100644
--- a/compiler/rustc_builtin_macros/src/trace_macros.rs
+++ b/compiler/rustc_builtin_macros/src/trace_macros.rs
@@ -1,3 +1,4 @@
+use crate::errors;
 use rustc_ast::tokenstream::{TokenStream, TokenTree};
 use rustc_expand::base::{self, ExtCtxt};
 use rustc_span::symbol::kw;
@@ -20,7 +21,7 @@ pub fn expand_trace_macros(
     };
     err |= cursor.next().is_some();
     if err {
-        cx.span_err(sp, "trace_macros! accepts only `true` or `false`")
+        cx.emit_err(errors::TraceMacros { span: sp });
     } else {
         cx.set_trace_macros(value);
     }