Don't run MIR passes on constructor shims

[rust.git] / src / librustc_errors / diagnostic_builder.rs

diff --git a/src/librustc_errors/diagnostic_builder.rs b/src/librustc_errors/diagnostic_builder.rs
index c8d47339fb36572432369715402c1a2a1fb7503b..31f697a724a0357385bfb81487c7684c32f84041 100644 (file)
--- a/src/librustc_errors/diagnostic_builder.rs
+++ b/src/librustc_errors/diagnostic_builder.rs
@@ -100,6 +100,18 @@ pub fn emit(&mut self) {
         self.cancel();
     }
 
+    /// Emit the diagnostic unless `delay` is true,
+    /// in which case the emission will be delayed as a bug.
+    ///
+    /// See `emit` and `delay_as_bug` for details.
+    pub fn emit_unless(&mut self, delay: bool) {
+        if delay {
+            self.delay_as_bug()
+        } else {
+            self.emit()
+        }
+    }
+
     /// Buffers the diagnostic for later emission, unless handler
     /// has disabled such buffering.
     pub fn buffer(mut self, buffered_diagnostics: &mut Vec<Diagnostic>) {
@@ -184,7 +196,7 @@ pub fn span_label<T: Into<String>>(&mut self, span: Span, label: T) -> &mut Self
                                                   ) -> &mut Self);
     forward!(pub fn warn(&mut self, msg: &str) -> &mut Self);
     forward!(pub fn span_warn<S: Into<MultiSpan>>(&mut self, sp: S, msg: &str) -> &mut Self);
-    forward!(pub fn help(&mut self , msg: &str) -> &mut Self);
+    forward!(pub fn help(&mut self, msg: &str) -> &mut Self);
     forward!(pub fn span_help<S: Into<MultiSpan>>(&mut self,
                                                   sp: S,
                                                   msg: &str,