go alloc 源码
golang alloc 代码
文件路径：/test/codegen/alloc.go
// asmcheck
// Copyright 2018 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.
// These tests check that allocating a 0-size object does not
// introduce a call to runtime.newobject.
package codegen
func zeroAllocNew1() *struct{} {
// 386:-`CALL\truntime\.newobject`
// amd64:-`CALL\truntime\.newobject`
// arm:-`CALL\truntime\.newobject`
// arm64:-`CALL\truntime\.newobject`
return new(struct{})
}
func zeroAllocNew2() *[0]int {
// 386:-`CALL\truntime\.newobject`
// amd64:-`CALL\truntime\.newobject`
// arm:-`CALL\truntime\.newobject`
// arm64:-`CALL\truntime\.newobject`
return new([0]int)
}
func zeroAllocSliceLit() []int {
// 386:-`CALL\truntime\.newobject`
// amd64:-`CALL\truntime\.newobject`
// arm:-`CALL\truntime\.newobject`
// arm64:-`CALL\truntime\.newobject`
return []int{}
}
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