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author | Michael Stapelberg <stapelberg@debian.org> | 2013-03-04 21:27:36 +0100 |
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committer | Michael Stapelberg <michael@stapelberg.de> | 2013-03-04 21:27:36 +0100 |
commit | 04b08da9af0c450d645ab7389d1467308cfc2db8 (patch) | |
tree | db247935fa4f2f94408edc3acd5d0d4f997aa0d8 /test/fixedbugs/issue4313.go | |
parent | 917c5fb8ec48e22459d77e3849e6d388f93d3260 (diff) | |
download | golang-upstream/1.1_hg20130304.tar.gz |
Imported Upstream version 1.1~hg20130304upstream/1.1_hg20130304
Diffstat (limited to 'test/fixedbugs/issue4313.go')
-rw-r--r-- | test/fixedbugs/issue4313.go | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/fixedbugs/issue4313.go b/test/fixedbugs/issue4313.go new file mode 100644 index 000000000..b2f69dbfa --- /dev/null +++ b/test/fixedbugs/issue4313.go @@ -0,0 +1,28 @@ +// run + +// Copyright 2012 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. + +// Order of operations in select. + +package main + +func main() { + c := make(chan int, 1) + x := 0 + select { + case c <- x: // should see x = 0, not x = 42 (after makec) + case <-makec(&x): // should be evaluated only after c and x on previous line + } + y := <-c + if y != 0 { + panic(y) + } +} + +func makec(px *int) chan bool { + if false { for {} } + *px = 42 + return make(chan bool, 0) +} |