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Fix double defer with break in closureiterators [backport] (#20630)

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Fix double defer with break in closureiterators

Signed-off-by: Tanguy <tanguy@status.im>

Signed-off-by: Tanguy <tanguy@status.im>
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Tanguy 2022-10-24 08:50:48 +02:00 • committed by GitHub
commit 008c3ec76a
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compiler/closureiters.nim
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@ -1372,6 +1372,7 @@ proc preprocess(c: var PreprocessContext; n: PNode): PNode =
# detect: 'finally: raises X' which is currently not supported. We produce
# an error for this case for now. All this will be done properly with Yuriy's
# patch.
result = n
case n.kind
of nkTryStmt:
@ -1388,6 +1389,7 @@ proc preprocess(c: var PreprocessContext; n: PNode): PNode =
discard c.finallys.pop()
of nkWhileStmt, nkBlockStmt:
if n.hasYields == false: return n
c.blocks.add((n, c.finallys.len))
for i in 0 ..< n.len:
result[i] = preprocess(c, n[i])