2 files changed, 4 insertions, 4 deletions
diff --git a/src/librustc_errors/diagnostic.rs b/src/librustc_errors/diagnostic.rs
index c378d5f8d5b..0f37daa5196 100644
--- a/src/librustc_errors/diagnostic.rs
+++ b/src/librustc_errors/diagnostic.rs
@@ -6,7 +6,7 @@ use std::fmt;
 use syntax_pos::{MultiSpan, Span};
 
 #[must_use]
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct Diagnostic {
     pub level: Level,
     pub message: String,
@@ -16,7 +16,7 @@ pub struct Diagnostic {
 }
 
 /// For example a note attached to an error.
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct SubDiagnostic {
     pub level: Level,
     pub message: String,
diff --git a/src/librustc_errors/lib.rs b/src/librustc_errors/lib.rs
index d9ab0dd075b..badee66b83d 100644
--- a/src/librustc_errors/lib.rs
+++ b/src/librustc_errors/lib.rs
@@ -57,7 +57,7 @@ mod lock;
 use syntax_pos::{BytePos, Loc, FileLinesResult, FileName, MultiSpan, Span, NO_EXPANSION};
 use syntax_pos::MacroBacktrace;
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum RenderSpan {
     /// A FullSpan renders with both with an initial line for the
     /// message, prefixed by file:linenum, followed by a summary of
@@ -71,7 +71,7 @@ pub enum RenderSpan {
     Suggestion(CodeSuggestion),
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct CodeSuggestion {
     pub msp: MultiSpan,
     pub substitutes: Vec<String>,