diff options
author | Luuk van Dijk <lvd@golang.org> | 2012-01-10 21:47:22 +0100 |
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committer | Luuk van Dijk <lvd@golang.org> | 2012-01-10 21:47:22 +0100 |
commit | 9877ea283e9f5b8b09533efc9f1a580cf666a36c (patch) | |
tree | a0be4828b117b18923796a539d2b27e9d1248881 /test/closure.go | |
parent | 66bd2583d2f12ab021bc90187aad97febc2749a7 (diff) | |
download | go-9877ea283e9f5b8b09533efc9f1a580cf666a36c.tar.gz |
gc: test that asserts closures are not wrapped when they don't have closure vars.
R=rsc, bradfitz
CC=golang-dev
http://codereview.appspot.com/5529060
Diffstat (limited to 'test/closure.go')
-rw-r--r-- | test/closure.go | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/test/closure.go b/test/closure.go index 191514def..97da1dd23 100644 --- a/test/closure.go +++ b/test/closure.go @@ -6,6 +6,8 @@ package main +import "runtime" + var c = make(chan int) func check(a []int) { @@ -77,6 +79,8 @@ func h() { func newfunc() func(int) int { return func(x int) int { return x } } func main() { + var fail bool + go f() check([]int{1, 4, 5, 4}) @@ -88,13 +92,26 @@ func main() { go h() check([]int{100, 200, 101, 201, 500, 101, 201, 500}) + runtime.UpdateMemStats() + n0 := runtime.MemStats.Mallocs + x, y := newfunc(), newfunc() if x(1) != 1 || y(2) != 2 { println("newfunc returned broken funcs") - panic("fail") + fail = true + } + + runtime.UpdateMemStats() + if n0 != runtime.MemStats.Mallocs { + println("newfunc allocated unexpectedly") + fail = true } ff(1) + + if fail { + panic("fail") + } } func ff(x int) { |