issue21273.go

     1  // errorcheck
     2  
     3  // Copyright 2017 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  package main
     8  
     9  type T0 T0 // ERROR "invalid recursive type"
    10  type _ map[T0]int
    11  
    12  type T1 struct{ T1 } // ERROR "invalid recursive type"
    13  type _ map[T1]int
    14  
    15  func f() {
    16  	type T2 T2 // ERROR "invalid recursive type"
    17  	type _ map[T2]int
    18  }
    19  
    20  func g() {
    21  	type T3 struct{ T3 } // ERROR "invalid recursive type"
    22  	type _ map[T3]int
    23  }
    24  
    25  func h() {
    26  	type T4 struct{ m map[T4]int } // ERROR "invalid map key"
    27  	type _ map[T4]int              // GC_ERROR "invalid map key"
    28  }
    29
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