modernc.org/gc@v1.0.1-0.20240304020402-f0dba7c97c2b/testdata/errchk/test/funcdup.go (about) 1 // errorcheck 2 3 // Copyright 2013 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 p 8 9 type T interface { 10 F1(i int) (i int) // ERROR "duplicate argument i|redefinition|previous" 11 F2(i, i int) // ERROR "duplicate argument i|redefinition|previous" 12 F3() (i, i int) // ERROR "duplicate argument i|redefinition|previous" 13 } 14 15 type T1 func(i, i int) // ERROR "duplicate argument i|redefinition|previous" 16 type T2 func(i int) (i int) // ERROR "duplicate argument i|redefinition|previous" 17 type T3 func() (i, i int) // ERROR "duplicate argument i|redefinition|previous" 18 19 type R struct{} 20 21 func (i *R) F1(i int) {} // ERROR "duplicate argument i|redefinition|previous" 22 func (i *R) F2() (i int) {return 0} // ERROR "duplicate argument i|redefinition|previous" 23 func (i *R) F3(j int) (j int) {return 0} // ERROR "duplicate argument j|redefinition|previous" 24 25 func F1(i, i int) {} // ERROR "duplicate argument i|redefinition|previous" 26 func F2(i int) (i int) {return 0} // ERROR "duplicate argument i|redefinition|previous" 27 func F3() (i, i int) {return 0, 0} // ERROR "duplicate argument i|redefinition|previous"