Source file src/internal/types/testdata/fixedbugs/issue50281.go

     1  // Copyright 2022 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package p
     6  
     7  func _[S string | []byte](s S) {
     8  	var buf []byte
     9  	_ = append(buf, s...)
    10  }
    11  
    12  func _[S ~string | ~[]byte](s S) {
    13  	var buf []byte
    14  	_ = append(buf, s...)
    15  }
    16  
    17  // test case from issue
    18  
    19  type byteseq interface {
    20  	string | []byte
    21  }
    22  
    23  // This should allow to eliminate the two functions above.
    24  func AppendByteString[source byteseq](buf []byte, s source) []byte {
    25  	return append(buf, s[1:6]...)
    26  }
    27  

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