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36 lines
599 B
Go
36 lines
599 B
Go
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// run
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// Copyright 2022 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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// Issue 50671: sign extension eliminated incorrectly on MIPS64.
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package main
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//go:noinline
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func F(x int32) (float64, int64) {
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a := float64(x)
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b := int64(x)
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return a, b
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}
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var a, b, c float64
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// Poison some floating point registers with non-zero high bits.
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//
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//go:noinline
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func poison(x float64) {
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a = x - 123.45
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b = a * 1.2
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c = b + 3.4
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}
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func main() {
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poison(333.3)
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_, b := F(123)
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if b != 123 {
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panic("FAIL")
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}
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}
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