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      1 // run
      2 
      3 // Copyright 2011 The Go Authors. All rights reserved.
      4 // Use of this source code is governed by a BSD-style
      5 // license that can be found in the LICENSE file.
      6 
      7 // Test various parsing cases that are a little
      8 // different now that send is a statement, not an expression.
      9 
     10 package main
     11 
     12 func main() {
     13 	chanchan()
     14 	sendprec()
     15 }
     16 
     17 func chanchan() {
     18 	cc := make(chan chan int, 1)
     19 	c := make(chan int, 1)
     20 	cc <- c
     21 	select {
     22 	case <-cc <- 2:
     23 	default:
     24 		panic("nonblock")
     25 	}
     26 	if <-c != 2 {
     27 		panic("bad receive")
     28 	}
     29 }
     30 
     31 func sendprec() {
     32 	c := make(chan bool, 1)
     33 	c <- false || true // not a syntax error: same as c <- (false || true)
     34 	if !<-c {
     35 		panic("sent false")
     36 	}
     37 }
     38