issue7405.go

     1  // compile
     2  
     3  // Copyright 2014 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 7405: the equality function for struct with many
     8  // embedded fields became more complex after fixing issue 7366,
     9  // leading to out of registers on 386.
    10  
    11  package p
    12  
    13  type T1 struct {
    14  	T2
    15  	T3
    16  	T4
    17  }
    18  
    19  type T2 struct {
    20  	Conn
    21  }
    22  
    23  type T3 struct {
    24  	PacketConn
    25  }
    26  
    27  type T4 struct {
    28  	PacketConn
    29  	T5
    30  }
    31  
    32  type T5 struct {
    33  	x int
    34  	T6
    35  }
    36  
    37  type T6 struct {
    38  	y, z int
    39  }
    40  
    41  type Conn interface {
    42  	A()
    43  }
    44  
    45  type PacketConn interface {
    46  	B()
    47  }
    48  
    49  func F(a, b T1) bool {
    50  	return a == b
    51  }
    52
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