Initial commit: Go 1.23 release state

test/linkname3.go

@@ -0,0 +1,29 @@
+// errorcheck
+
+// Copyright 2020 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.
+
+// Tests that errors are reported for misuse of linkname.
+package p
+
+import _ "unsafe"
+
+type t int
+
+var x, y int
+
+func F[T any](T) {}
+
+//go:linkname x ok
+
+// ERROR "//go:linkname must refer to declared function or variable"
+// ERROR "//go:linkname must refer to declared function or variable"
+// ERROR "duplicate //go:linkname for x"
+// ERROR "//go:linkname reference of an instantiation is not allowed"
+
+//line linkname3.go:20
+//go:linkname nonexist nonexist
+//go:linkname t notvarfunc
+//go:linkname x duplicate
+//go:linkname i F[go.shape.int]