#!/usr/bin/env ../../src/main/osh -print-ir

f(?X = 1, Y) =
   println($"X = $X; Y = $Y")

println($"""Should print:
X = 1; Y = 2
X = 4; Y = 3
X = 5; Y = 6
----------""")

f(2)
f(3, ~X = 4)
f(~X = 5, 6)
