t.Fatalf("unexpected symbol version: %v", fn)
		}
	}
}

// read115Executable returns a hello world executable compiled by Go 1.15.
//
// The file was compiled in /tmp/hello.go:
//
//	package main
//
//	func main() {
//		println("hello")
//	}
func read115Executable(tb testing.TB) []byte {
	zippedDat, err := os.ReadFile("testdata/pcln115.gz")
	if err != nil {