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better error message

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Antonis 2020-05-11 14:59:51 +03:00 • committed by Andreas Rumpf
commit 517dd800f8
1 changed files with 1 additions and 1 deletions
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compiler/injectdestructors.nim
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@ -398,7 +398,7 @@ proc passCopyToSink(n: PNode; c: var Con): PNode =
if isLValue(n) and not isClosureEnv(n) and n.typ.skipTypes(abstractInst).kind != tyRef and c.inSpawn == 0:
message(c.graph.config, n.info, hintPerformance,
("passing '$1' to a sink parameter introduces an implicit copy; " &
"use 'move($1)' to prevent it") % $n)
"if possible, rearrange your program's control flow to prevent it") % $n)
else:
if c.graph.config.selectedGC in {gcArc, gcOrc}:
assert(not containsGarbageCollectedRef(n.typ))