diff options
Diffstat (limited to 'test/fixedbugs/bug113.go')
-rw-r--r-- | test/fixedbugs/bug113.go | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/fixedbugs/bug113.go b/test/fixedbugs/bug113.go new file mode 100644 index 0000000..a1e61cb --- /dev/null +++ b/test/fixedbugs/bug113.go @@ -0,0 +1,44 @@ +// run + +// Copyright 2009 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 + +type I interface{} + +func foo1(i int) int { return i } +func foo2(i int32) int32 { return i } +func main() { + var i I + i = 1 + var v1 = i.(int) + if foo1(v1) != 1 { + panic(1) + } + var v2 = int32(i.(int)) + if foo2(v2) != 1 { + panic(2) + } + + shouldPanic(p1) +} + +func p1() { + var i I + i = 1 + var v3 = i.(int32) // This type conversion should fail at runtime. + if foo2(v3) != 1 { + panic(3) + } +} + +func shouldPanic(f func()) { + defer func() { + if recover() == nil { + panic("function should panic") + } + }() + f() +} |