From c3b8abfc26e5b5e3de79fc4270d4540588541c02 Mon Sep 17 00:00:00 2001
From: Matthew Lugg <mlugg@mlugg.co.uk>
Date: Sun, 18 Oct 2026 21:14:03 +0100
Subject: [PATCH] std.Build.Cache: fix diagnostic printing

---
 lib/std/Build/Cache.zig | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/std/Build/Cache.zig b/lib/std/Build/Cache.zig
index c4d1c106022d436b7b32295c627c0898797b8906..d8f79c54ece069301e065b1bd172fea4e15cb885 100644
--- a/lib/std/Build/Cache.zig
+++ b/lib/std/Build/Cache.zig
@@ -1727,7 +1727,14 @@ pub const Manifest = struct {
         pub fn format(this: @This(), w: *Io.Writer) Io.Writer.Error!void {
             switch (this) {
                 .none => return w.writeAll("none"),
-                else => |err, tag| return w.print("{t}: {t}", .{ tag, err }),
+
+                .open_file,
+                .open_dir,
+                .stat_file,
+                .stat_dir,
+                .read_file,
+                .read_dir,
+                => |err, tag| return w.print("{t}: {t}", .{ tag, err }),
             }
         }
     };
-- 
2.54.0