1// errorcheck
2
3// Copyright 2015 The Go Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style
5// license that can be found in the LICENSE file.
6
7// Tests for golang.org/issue/11326.
8
9package main
10
11func main() {
12	// The gc compiler implementation uses the minimally required 32bit
13	// binary exponent, so these constants cannot be represented anymore
14	// internally. However, the language spec does not preclude other
15	// implementations from handling these. Don't check the error.
16	// var _ = 1e2147483647 // "constant too large"
17	// var _ = 1e646456993  // "constant too large"
18
19	// Any implementation must be able to handle these constants at
20	// compile time (even though they cannot be assigned to a float64).
21	var _ = 1e646456992  // ERROR "1e\+646456992 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
22	var _ = 1e64645699   // ERROR "1e\+64645699 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
23	var _ = 1e6464569    // ERROR "1e\+6464569 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
24	var _ = 1e646456     // ERROR "1e\+646456 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
25	var _ = 1e64645      // ERROR "1e\+64645 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
26	var _ = 1e6464       // ERROR "1e\+6464 overflows float64|floating-point constant overflow|overflows float64|overflows"
27	var _ = 1e646        // ERROR "1e\+646 overflows float64|floating-point constant overflow|overflows float64|overflows"
28	var _ = 1e309        // ERROR "1e\+309 overflows float64|floating-point constant overflow|overflows float64|overflows"
29
30	var _ = 1e308
31}
32