summaryrefslogtreecommitdiffstats
path: root/test/fixedbugs/issue9017.go
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--test/fixedbugs/issue9017.go57
1 files changed, 57 insertions, 0 deletions
diff --git a/test/fixedbugs/issue9017.go b/test/fixedbugs/issue9017.go
new file mode 100644
index 0000000..5659785
--- /dev/null
+++ b/test/fixedbugs/issue9017.go
@@ -0,0 +1,57 @@
+// errorcheck
+
+// Copyright 2014 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.
+
+// Issue 9017: Method selector shouldn't automatically dereference a named pointer type.
+
+package main
+
+type T struct{ x int }
+
+func (T) mT() {}
+
+type S struct {
+ T
+}
+
+func (S) mS() {}
+
+type P *S
+
+type I interface {
+ mT()
+}
+
+func main() {
+ var s S
+ s.T.mT()
+ s.mT() // == s.T.mT()
+
+ var i I
+ _ = i
+ i = s.T
+ i = s
+
+ var ps = &s
+ ps.mS()
+ ps.T.mT()
+ ps.mT() // == ps.T.mT()
+
+ i = ps.T
+ i = ps
+
+ var p P = ps
+ (*p).mS()
+ p.mS() // ERROR "undefined"
+
+ i = *p
+ i = p // ERROR "cannot use|incompatible types"
+
+ p.T.mT()
+ p.mT() // ERROR "undefined"
+
+ i = p.T
+ i = p // ERROR "cannot use|incompatible types"
+}