diff --git a/tests/concepts/t976.nim b/tests/concepts/t976.nim new file mode 100644 index 000000000..cc0bbdc59 --- /dev/null +++ b/tests/concepts/t976.nim @@ -0,0 +1,32 @@ +import macros + +type + int1 = distinct int + int2 = distinct int + + int1g = concept x + x is int1 + + int2g = concept x + x is int2 + +proc take[T: int1g](value: int1) = + when T is int2: + static: error("killed in take(int1)") + +proc take[T: int2g](vale: int2) = + when T is int1: + static: error("killed in take(int2)") + +var i1: int1 = 1.int1 +var i2: int2 = 2.int2 + +take[int1](i1) +take[int2](i2) + +template reject(e) = + static: assert(not compiles(e)) + +reject take[string](i2) +reject take[int1](i2) +