go issue27961 源码
golang issue27961 代码
文件路径：/test/fixedbugs/issue27961.go
// run
// 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.
// Issue 27961: some optimizations generate OffPtr with wrong
// types, which causes invalid bytecode on Wasm.
package main
import "math"
type Vec2 [2]float64
func main() {
var a Vec2
a.A().B().C().D()
}
func (v Vec2) A() Vec2 {
return Vec2{v[0], v[0]}
}
func (v Vec2) B() Vec2 {
return Vec2{1.0 / v.D(), 0}
}
func (v Vec2) C() Vec2 {
return Vec2{v[0], v[0]}
}
func (v Vec2) D() float64 {
return math.Sqrt(v[0])
}
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