go source for verification 2026-05-22

test/fixedbugs/issue39651.go

@@ -0,0 +1,26 @@
+// run
+
+// Copyright 2020 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.
+
+// Test that float -> integer conversion doesn't clobber
+// flags.
+
+package main
+
+//go:noinline
+func f(x, y float64, a, b *bool, r *int64) {
+	*a = x < y    // set flags
+	*r = int64(x) // clobber flags
+	*b = x == y   // use flags
+}
+
+func main() {
+	var a, b bool
+	var r int64
+	f(1, 1, &a, &b, &r)
+	if a || !b {
+		panic("comparison incorrect")
+	}
+}