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discard """
output: "####"
"""
# unfortunately our tester doesn't support multiple lines of compiler
# error messages yet...
# bug #1562
type Foo* {.pure, final.} = object
elt: float
template defineOpAssign(T: expr, op: expr) {.immediate.} =
proc op*(v: var T, w: T) {.inline.} =
for i in 0..1:
op(v.elt, w.elt)
const ATTEMPT = 0
when ATTEMPT == 0:
# FAILS: defining `/=` with template calling template
# ERROR about sem.nim line 144
template defineOpAssigns(T: expr) {.immediate.} =
mixin `/=`
defineOpAssign(T, `/=`)
defineOpAssigns(Foo)
# bug #1543
import sequtils
(var i = @[""];i).applyIt(it)
# now works:
echo "##", i[0], "##"
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