check-cfg: only print the list of expected names once

2023-10-12 17:01:55 +02:00
parent dcfc484b09
commit 001a65c4b0
3 changed files with 6 additions and 25 deletions
--- a/compiler/rustc_errors/src/diagnostic_builder.rs
+++ b/compiler/rustc_errors/src/diagnostic_builder.rs
@@ -659,6 +659,7 @@ impl<'a, G: EmissionGuarantee> DiagnosticBuilder<'a, G> {
        msg: impl Into<SubdiagnosticMessage>,
    ) -> &mut Self);
    forward!(pub fn help(&mut self, msg: impl Into<SubdiagnosticMessage>) -> &mut Self);
+    forward!(pub fn help_once(&mut self, msg: impl Into<SubdiagnosticMessage>) -> &mut Self);
    forward!(pub fn span_help(
        &mut self,
        sp: impl Into<MultiSpan>,