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26d5f032e9
CL 200958 adds skipping empty init function feature without any tests for it. A codegen test sounds ideal, but it's unlikely that we can make one for now, so use a program to manipulate runtime/proc.go:initTask directly. Updates #34869 Change-Id: I2683b9a1ace36af6861af02a3a9fb18b3110b282 Reviewed-on: https://go-review.googlesource.com/c/go/+/204217 Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com> Reviewed-by: Matthew Dempsky <mdempsky@google.com> Reviewed-by: Keith Randall <khr@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
41 lines
604 B
Go
41 lines
604 B
Go
// run
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// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Test that empty init functions are skipped.
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package main
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import _ "unsafe" // for go:linkname
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type initTask struct {
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state uintptr
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ndeps uintptr
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nfns uintptr
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}
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//go:linkname main_inittask main..inittask
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var main_inittask initTask
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func main() {
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if nfns := main_inittask.nfns; nfns != 0 {
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println(nfns)
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panic("unexpected init funcs")
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}
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}
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func init() {
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}
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func init() {
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if false {
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}
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}
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func init() {
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for false {
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}
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}
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