-// errchk $G -e $D/$F.go
+// errorcheck
-// Copyright 2011 The Go Authors. All rights reserved.
+// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
+// Verify that illegal composite literals are detected.
+// Does not compile.
+
package main
var m map[int][3]int
+
func f() [3]int
func fp() *[3]int
+
var mp map[int]*[3]int
var (
- _ = [3]int{1,2,3}[:] // ERROR "slice of unaddressable value"
- _ = m[0][:] // ERROR "slice of unaddressable value"
- _ = f()[:] // ERROR "slice of unaddressable value"
-
+ _ = [3]int{1, 2, 3}[:] // ERROR "slice of unaddressable value"
+ _ = m[0][:] // ERROR "slice of unaddressable value"
+ _ = f()[:] // ERROR "slice of unaddressable value"
+
+ _ = 301[:] // ERROR "cannot slice|attempt to slice object that is not"
+ _ = 3.1[:] // ERROR "cannot slice|attempt to slice object that is not"
+ _ = true[:] // ERROR "cannot slice|attempt to slice object that is not"
+
// these are okay because they are slicing a pointer to an array
- _ = (&[3]int{1,2,3})[:]
+ _ = (&[3]int{1, 2, 3})[:]
_ = mp[0][:]
_ = fp()[:]
-)
\ No newline at end of file
+)
+
+type T struct {
+ i int
+ f float64
+ s string
+ next *T
+}
+
+type TP *T
+type Ti int
+
+var (
+ _ = &T{0, 0, "", nil} // ok
+ _ = &T{i: 0, f: 0, s: "", next: {}} // ERROR "missing type in composite literal|omit types within composite literal"
+ _ = &T{0, 0, "", {}} // ERROR "missing type in composite literal|omit types within composite literal"
+ _ = TP{i: 0, f: 0, s: ""} // ERROR "invalid composite literal type TP"
+ _ = &Ti{} // ERROR "invalid composite literal type Ti|expected.*type for composite literal"
+)
+
+type M map[T]T
+
+var (
+ _ = M{{i: 1}: {i: 2}}
+ _ = M{T{i: 1}: {i: 2}}
+ _ = M{{i: 1}: T{i: 2}}
+ _ = M{T{i: 1}: T{i: 2}}
+)
+
+type S struct{ s [1]*M1 }
+type M1 map[S]int
+
+var _ = M1{{s: [1]*M1{&M1{{}: 1}}}: 2}