From f71432d223eeb2139b460957817400750fd13655 Mon Sep 17 00:00:00 2001
From: Keith Randall <khr@golang.org>
Date: Thu, 26 Feb 2026 19:48:46 -0800
Subject: [PATCH] cmd/compile: fix bloop test

Not 100% sure this is right, but it seems to fix the issue.

Fixes #77832

Change-Id: Ifa6eae61a5444f4fd88b310536b1caf7144e7797
Reviewed-on: https://go-review.googlesource.com/c/go/+/749660
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Junyang Shao <shaojunyang@google.com>
Auto-Submit: Keith Randall <khr@google.com>
---
 src/cmd/compile/internal/bloop/bloop.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cmd/compile/internal/bloop/bloop.go b/src/cmd/compile/internal/bloop/bloop.go
index 4a7a57e01d..8af29b7237 100644
--- a/src/cmd/compile/internal/bloop/bloop.go
+++ b/src/cmd/compile/internal/bloop/bloop.go
@@ -86,7 +86,7 @@ func getKeepAliveNodes(pos src.XPos, n ir.Node) ir.Nodes {
 	if name != nil {
 		debugName(name, pos)
 		return ir.Nodes{name}
-	} else if deref := n.(*ir.StarExpr); deref != nil {
+	} else if deref, ok := n.(*ir.StarExpr); ok && deref != nil {
 		if base.Flag.LowerM > 1 {
 			base.WarnfAt(pos, "dereference will be kept alive")
 		}