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// RUN: llgo -o %t %s
// RUN: %t 2>&1 | FileCheck %s
// CHECK: 1
// CHECK-NEXT: 20
// CHECK-NEXT: extra: 10
package main
func swap(a, b int) (int, int) {
return b, a
}
func sub(a, b int) int {
return a - b
}
func printint(a int, extra ...int) {
println(a)
for _, b := range extra {
println("extra:", b)
}
}
func main() {
println(sub(swap(1, 2)))
printint(swap(10, 20))
}
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