| // RUN: llgo -o %t %s | |
| // RUN: %t 2>&1 | FileCheck %s | |
| // CHECK: sent a value | |
| // CHECK-NEXT: received 123 | |
| // CHECK-NEXT: default | |
| package main | |
| func f1() { | |
| c := make(chan int, 1) | |
| for i := 0; i < 3; i++ { | |
| select { | |
| case n, _ := <-c: | |
| println("received", n) | |
| c = nil | |
| case c <- 123: | |
| println("sent a value") | |
| default: | |
| println("default") | |
| } | |
| } | |
| } | |
| func main() { | |
| f1() | |
| } |