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fixes #432, fixes #427

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This commit is contained in:
Araq 2013-05-19 02:49:10 +02:00
commit 38ed2373ab
3 changed files with 39 additions and 4 deletions
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9
compiler/semfold.nim
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@ -698,10 +698,17 @@ proc getConstExpr(m: PSym, n: PNode): PNode =
if a == nil: return
result = a
result.typ = n.typ
of nkHiddenStdConv, nkHiddenSubConv, nkConv, nkCast:
of nkHiddenStdConv, nkHiddenSubConv, nkConv:
var a = getConstExpr(m, n.sons[1])
if a == nil: return
result = foldConv(n, a, check=n.kind == nkHiddenStdConv)
of nkCast:
var a = getConstExpr(m, n.sons[1])
if a == nil: return
if n.typ.kind in NilableTypes:
# we allow compile-time 'cast' for pointer types:
result = a
result.typ = n.typ
of nkBracketExpr: result = foldArrayAccess(m, n)
of nkDotExpr: result = foldFieldAccess(m, n)
else: