From 705e05bb3a0d3904919180927be63791af3dcaee Mon Sep 17 00:00:00 2001
From: Alex Hoppen <ahoppen@apple.com>
Date: Thu, 13 Feb 2025 16:30:29 -0800
Subject: [PATCH] Make `DiagnosticSeverity` conform to `Hashable`

Fixes #2964
rdar://144611943
---
 Sources/SwiftDiagnostics/Message.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/SwiftDiagnostics/Message.swift b/Sources/SwiftDiagnostics/Message.swift
index ea2451fdc3f..5258b794e5b 100644
--- a/Sources/SwiftDiagnostics/Message.swift
+++ b/Sources/SwiftDiagnostics/Message.swift
@@ -26,7 +26,7 @@ public struct MessageID: Hashable, Sendable {
   }
 }
 
-public enum DiagnosticSeverity: Sendable {
+public enum DiagnosticSeverity: Sendable, Hashable {
   case error
   case warning
   case note