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fixes #9076

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This commit is contained in:
Araq 2018-09-26 11:32:02 +02:00
commit 787687727a
3 changed files with 26 additions and 2 deletions
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4
compiler/semstmts.nim
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@ -114,7 +114,7 @@ const
skipForDiscardable = {nkIfStmt, nkIfExpr, nkCaseStmt, nkOfBranch,
nkElse, nkStmtListExpr, nkTryStmt, nkFinally, nkExceptBranch,
nkElifBranch, nkElifExpr, nkElseExpr, nkBlockStmt, nkBlockExpr,
nkHiddenStdConv}
nkHiddenStdConv, nkHiddenDeref}
proc implicitlyDiscardable(n: PNode): bool =
var n = n
@ -601,6 +601,8 @@ proc semForVars(c: PContext, n: PNode; flags: TExprFlags): PNode =
inc(c.p.nestedLoopCounter)
openScope(c)
n.sons[length-1] = semExprBranch(c, n.sons[length-1], flags)
if efInTypeof notin flags:
discardCheck(c, n.sons[length-1], flags)
closeScope(c)
dec(c.p.nestedLoopCounter)