Zcu: cache output of `resolveReferences` between calls

This not only simplifies the error bundling logic, but also improves
efficiency by allowing the result to be cached between, for instance,
multiple calls to `totalErrorCount`.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/Sema.zig b/src/Sema.zig
index 1250a06a9c..d4a6d03878 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -2559,10 +2559,9 @@ pub fn failWithOwnedErrorMsg(sema: *Sema, block: ?*Block, err_msg: *Zcu.ErrorMsg
     const zcu = sema.pt.zcu;
 
     if (build_options.enable_debug_extensions and zcu.comp.debug_compile_errors) {
-        var all_references: ?std.AutoHashMapUnmanaged(AnalUnit, ?Zcu.ResolvedReference) = null;
         var wip_errors: std.zig.ErrorBundle.Wip = undefined;
         wip_errors.init(gpa) catch @panic("out of memory");
-        Compilation.addModuleErrorMsg(zcu, &wip_errors, err_msg.*, &all_references) catch @panic("out of memory");
+        Compilation.addModuleErrorMsg(zcu, &wip_errors, err_msg.*) catch @panic("out of memory");
         std.debug.print("compile error during Sema:\n", .{});
         var error_bundle = wip_errors.toOwnedBundle("") catch @panic("out of memory");
         error_bundle.renderToStdErr(.{ .ttyconf = .no_color });