go closure_test 源码
golang closure_test 代码
文件路径：/src/cmd/compile/internal/test/testdata/closure_test.go
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// closure.go tests closure operations.
package main
import "testing"
//go:noinline
func testCFunc_ssa() int {
a := 0
b := func() {
switch {
}
a++
}
b()
b()
return a
}
func testCFunc(t *testing.T) {
if want, got := 2, testCFunc_ssa(); got != want {
t.Errorf("expected %d, got %d", want, got)
}
}
// TestClosure tests closure related behavior.
func TestClosure(t *testing.T) {
testCFunc(t)
}
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