blob: c60248e4ea5cbbc3fe9e97aca4e91703ccc99d68 [file] [log] [blame]
// errorcheck
// Copyright 2017 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.
// Ensure that typed non-integer, negative and too large
// values are not accepted as size argument in make for
// channels.
package main
type T chan byte
var sink T
func main() {
sink = make(T, -1) // ERROR "negative buffer argument in make.*|must not be negative"
sink = make(T, uint64(1<<63)) // ERROR "buffer argument too large in make.*|overflows int"
sink = make(T, 0.5) // ERROR "constant 0.5 truncated to integer|truncated to int"
sink = make(T, 1.0)
sink = make(T, float32(1.0)) // ERROR "non-integer buffer argument in make.*|must be integer"
sink = make(T, float64(1.0)) // ERROR "non-integer buffer argument in make.*|must be integer"
sink = make(T, 1+0i)
sink = make(T, complex64(1+0i)) // ERROR "non-integer buffer argument in make.*|must be integer"
sink = make(T, complex128(1+0i)) // ERROR "non-integer buffer argument in make.*|must be integer"
}