From a616066dbf4b49e1cc9b8a472b0ac7f1b92c9d3c Mon Sep 17 00:00:00 2001
From: guoguangwu <guoguangwu@magic-shield.com>
Date: Tue, 20 Feb 2024 14:54:31 +0800
Subject: [PATCH] runtime/debug: stack test fail when GOROOT='/usr/local/go/'

Fixes: #65506
Signed-off-by: guoguangwu <guoguangwu@magic-shield.com>
---
 src/runtime/debug/stack_test.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/runtime/debug/stack_test.go b/src/runtime/debug/stack_test.go
index 289749ccb4..a704154b12 100644
--- a/src/runtime/debug/stack_test.go
+++ b/src/runtime/debug/stack_test.go
@@ -105,7 +105,12 @@ func TestStack(t *testing.T) {
 	}
 	filePrefix := ""
 	if fileGoroot != "" {
-		filePrefix = filepath.ToSlash(fileGoroot) + "/src/"
+		fileGoroot = filepath.ToSlash(filepath.Clean(fileGoroot))
+		if fileGoroot == "/" {
+			filePrefix = "/src/"
+		} else {
+			filePrefix = fileGoroot + "/src/"
+		}
 	}
 
 	n := 0