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author | Robert Griesemer <gri@golang.org> | 2010-05-24 13:57:34 -0700 |
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committer | Robert Griesemer <gri@golang.org> | 2010-05-24 13:57:34 -0700 |
commit | 3515c1b01ee28e9222bc1ca030fa8c54a79dc1d2 (patch) | |
tree | 15f1d10de08fa846b9e2462e19a953e2b2187820 /test | |
parent | b541a61638f5dd763cf697592aafcad5d0b3dfff (diff) | |
download | golang-3515c1b01ee28e9222bc1ca030fa8c54a79dc1d2.tar.gz |
bug277: tests for conversion syntax
- accepted by gccgo, gofmt
- some not accepted by 6g
- spec revision forthcoming
R=rsc
CC=golang-dev
http://codereview.appspot.com/1279041
Diffstat (limited to 'test')
-rw-r--r-- | test/bugs/bug277.go | 72 | ||||
-rw-r--r-- | test/golden.out | 12 |
2 files changed, 84 insertions, 0 deletions
diff --git a/test/bugs/bug277.go b/test/bugs/bug277.go new file mode 100644 index 000000000..22b2908c9 --- /dev/null +++ b/test/bugs/bug277.go @@ -0,0 +1,72 @@ +// $G $D/$F.go || echo BUG should compile + +// Copyright 2010 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. + +// Test cases for conversion syntax. + +package main + +type ( + A [3]int + S struct { + x int + } + P *S + F func(x int) int + I interface { + m(x int) int + } + L []int + M map[string]int + C chan int +) + +func (s S) m(x int) int { return x } + +var ( + a A = [...]int{1, 2, 3} + s S = struct{ x int }{0} + p P = &s + f F = func(x int) int { return x } + i I = s + l L = []int{} + m M = map[string]int{"foo": 0} + c C = make(chan int) +) + +func main() { + a = A(a) + a = [3]int(a) + s = struct { + x int + }(s) + p = (*S)(p) + f = func(x int) int(f) + i = (interface { + m(x int) int + })(s) // this is accepted by 6g + i = interface { + m(x int) int + }(s) // this is not accepted by 6g (but should be) + l = []int(l) + m = map[string]int(m) + c = chan int(c) + _ = chan<- int(c) + _ = <-(chan int)(c) + _ = <-(<-chan int)(c) +} + +/* +6g bug277.go +bug277.go:46: syntax error: unexpected (, expecting { +bug277.go:50: syntax error: unexpected interface +bug277.go:53: non-declaration statement outside function body +bug277.go:54: non-declaration statement outside function body +bug277.go:55: syntax error: unexpected LCHAN +bug277.go:56: syntax error: unexpected LCHAN +bug277.go:57: non-declaration statement outside function body +bug277.go:58: non-declaration statement outside function body +bug277.go:59: syntax error: unexpected } +*/ diff --git a/test/golden.out b/test/golden.out index 1bed6599a..b529d2d3f 100644 --- a/test/golden.out +++ b/test/golden.out @@ -180,3 +180,15 @@ BUG: bug260 failed =========== bugs/bug274.go BUG: errchk: command succeeded unexpectedly + +=========== bugs/bug277.go +bugs/bug277.go:46: syntax error: unexpected (, expecting { +bugs/bug277.go:50: syntax error: unexpected interface +bugs/bug277.go:53: non-declaration statement outside function body +bugs/bug277.go:54: non-declaration statement outside function body +bugs/bug277.go:55: syntax error: unexpected LCHAN +bugs/bug277.go:56: syntax error: unexpected LCHAN +bugs/bug277.go:57: non-declaration statement outside function body +bugs/bug277.go:58: non-declaration statement outside function body +bugs/bug277.go:59: syntax error: unexpected } +BUG should compile |