mirror of
https://github.com/golang/go
synced 2024-11-07 10:26:20 -07:00
45 lines
769 B
Go
45 lines
769 B
Go
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// 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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// wasm is excluded because the compiler chatter about register abi pragma ends up
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// on stdout, and causes the expected output to not match.
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package main
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import "fmt"
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type i5f5 struct {
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a, b int16
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c, d, e int32
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r, s, t, u, v float32
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}
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//go:noinline
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func spills(_ *float32) {
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}
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//go:registerparams
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//go:noinline
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func F(x i5f5) i5f5 {
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y := x.v
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spills(&y)
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x.r = y
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return x
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}
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func main() {
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x := i5f5{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
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y := x
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z := F(x)
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if (i5f5{1, 2, 3, 4, 5, 10, 7, 8, 9, 10}) != z {
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fmt.Printf("y=%v, z=%v\n", y, z)
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}
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}
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