From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:19:13 +0200
Subject: Adding upstream version 1.21.8.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/fixedbugs/issue23522.go | 46 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 test/fixedbugs/issue23522.go

(limited to 'test/fixedbugs/issue23522.go')

diff --git a/test/fixedbugs/issue23522.go b/test/fixedbugs/issue23522.go
new file mode 100644
index 0000000..cace86c
--- /dev/null
+++ b/test/fixedbugs/issue23522.go
@@ -0,0 +1,46 @@
+// 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.
+
+package main
+
+import (
+	"math"
+)
+
+type S struct {
+	u int64
+	n int32
+}
+
+func F1(f float64) *S {
+	s := f
+	pf := math.Copysign(f, 1)
+	u := math.Floor(pf)
+	return &S{
+		u: int64(math.Copysign(u, s)),
+		n: int32(math.Copysign((pf-u)*1e9, s)),
+	}
+}
+
+func F2(f float64) *S {
+	s := f
+	f = math.Copysign(f, 1)
+	u := math.Floor(f)
+	return &S{
+		u: int64(math.Copysign(u, s)),
+		n: int32(math.Copysign((f-u)*1e9, s)),
+	}
+}
+
+func main() {
+	s1 := F1(-1)
+	s2 := F2(-1)
+	if *s1 != *s2 {
+		println("F1:", s1.u, s1.n)
+		println("F2:", s2.u, s2.n)
+		panic("different")
+	}
+}
-- 
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