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fixes #4813

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This commit is contained in:
Andreas Rumpf
2016-09-24 17:08:54 +02:00
parent ff821eed6a
commit cd27b7710d
1 changed files with 4 additions and 1 deletions
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5
compiler/semstmts.nim
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@@ -155,7 +155,10 @@ proc discardCheck(c: PContext, result: PNode) =
else:
var n = result
while n.kind in skipForDiscardable: n = n.lastSon
localError(n.info, errDiscardValueX, result.typ.typeToString)
if result.typ.kind == tyProc:
localError(n.info, "value of type '" & result.typ.typeToString & "' has to be discarded; for a function call use ()")
else:
localError(n.info, errDiscardValueX, result.typ.typeToString)
proc semIf(c: PContext, n: PNode): PNode =
result = n