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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:16:40 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:16:40 +0000 |
commit | 47ab3d4a42e9ab51c465c4322d2ec233f6324e6b (patch) | |
tree | a61a0ffd83f4a3def4b36e5c8e99630c559aa723 /test/fixedbugs/bug324.dir/prog.go | |
parent | Initial commit. (diff) | |
download | golang-1.18-47ab3d4a42e9ab51c465c4322d2ec233f6324e6b.tar.xz golang-1.18-47ab3d4a42e9ab51c465c4322d2ec233f6324e6b.zip |
Adding upstream version 1.18.10.upstream/1.18.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/fixedbugs/bug324.dir/prog.go')
-rw-r--r-- | test/fixedbugs/bug324.dir/prog.go | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/test/fixedbugs/bug324.dir/prog.go b/test/fixedbugs/bug324.dir/prog.go new file mode 100644 index 0000000..3ab61f3 --- /dev/null +++ b/test/fixedbugs/bug324.dir/prog.go @@ -0,0 +1,53 @@ +// 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. + +package main + +import ( + "./p" +) + +type Exported interface { + private() +} + +type Implementation struct{} + +func (p *Implementation) private() {} + + +func main() { + // nothing unusual here + var x Exported + x = new(Implementation) + x.private() // main.Implementation.private() + + // same here - should be and is legal + var px p.Exported + px = p.X + + // this assignment is correctly illegal: + // px.private undefined (cannot refer to unexported field or method private) + // px.private() + + // this assignment is correctly illegal: + // *Implementation does not implement p.Exported (missing p.private method) + // px = new(Implementation) + + // this assignment is correctly illegal: + // p.Exported does not implement Exported (missing private method) + // x = px + + // this assignment unexpectedly compiles and then executes + defer func() { + recover() + }() + x = px.(Exported) + + println("should not get this far") + + // this is a legitimate call, but because of the previous assignment, + // it invokes the method private in p! + x.private() // p.Implementation.private() +} |