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https://github.com/golang/go
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0ec2c4abba
Repair of CL 300749. ALSO: found evidence that stack maps for bodyless methods are wrong. gofmt in test/abi removed never-executed code in types/size.go Updates #44816. Updates #40724. Change-Id: Ifeb5fee60f60e7c7b58ee0457f58a3265d6cf3f6 Reviewed-on: https://go-review.googlesource.com/c/go/+/302071 Trust: David Chase <drchase@google.com> Reviewed-by: Cherry Zhang <cherryyz@google.com>
41 lines
935 B
Go
41 lines
935 B
Go
// run
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//go:build !wasm
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// +build !wasm
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// Copyright 2021 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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package main
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import "fmt"
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// Test that register results are correctly returned (and passed)
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type MagicLastTypeNameForTestingRegisterABI func(int, MagicLastTypeNameForTestingRegisterABI) int
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//go:registerparams
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//go:noinline
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func minus(decrement int) MagicLastTypeNameForTestingRegisterABI {
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return MagicLastTypeNameForTestingRegisterABI(func(x int, _ MagicLastTypeNameForTestingRegisterABI) int { return x - decrement })
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}
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//go:noinline
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func f(x int, sub1 MagicLastTypeNameForTestingRegisterABI) (int, int) {
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if x < 3 {
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return 0, x
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}
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a, b := f(sub1(sub1(x, sub1), sub1), sub1)
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c, d := f(sub1(x, sub1), sub1)
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return a + d, b + c
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}
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func main() {
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x := 40
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a, b := f(x, minus(1))
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fmt.Printf("f(%d)=%d,%d\n", x, a, b)
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}
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