1 // errorcheck 2 3 // Copyright 2012 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 // Issue 3757: unhelpful typechecking loop message 8 // for constants that refer to themselves. 9 10 package main 11 12 const a = a // ERROR "refers to itself|definition loop" 13 14 const ( 15 X = A 16 A = B // ERROR "refers to itself|definition loop" 17 B = D 18 C, D = 1, A 19 ) 20 21 func main() { 22 } 23
