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fixes #1901

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This commit is contained in:
Araq 2015-01-11 02:57:36 +01:00
commit 9dfd8fea12
1 changed files with 8 additions and 7 deletions
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13
compiler/ccgtypes.nim
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@ -392,7 +392,7 @@ proc genRecordFieldsAux(m: BModule, n: PNode,
uname = toRope(mangle(n.sons[0].sym.name.s) & 'U')
if accessExpr != nil: ae = ropef("$1.$2", [accessExpr, uname])
else: ae = uname
app(result, "union {" & tnl)
var unionBody: PRope = nil
for i in countup(1, sonsLen(n) - 1):
case n.sons[i].kind
of nkOfBranch, nkElse:
@ -402,13 +402,14 @@ proc genRecordFieldsAux(m: BModule, n: PNode,
a = genRecordFieldsAux(m, k, ropef("$1.$2", [ae, sname]), rectype,
check)
if a != nil:
app(result, "struct {")
app(result, a)
appf(result, "} $1;$n", [sname])
app(unionBody, "struct {")
app(unionBody, a)
appf(unionBody, "} $1;$n", [sname])
else:
app(result, genRecordFieldsAux(m, k, ae, rectype, check))
app(unionBody, genRecordFieldsAux(m, k, ae, rectype, check))
else: internalError("genRecordFieldsAux(record case branch)")
appf(result, "} $1;$n", [uname])
if unionBody != nil:
appf(result, "union{$n$1} $2;$n", [unionBody, uname])
of nkSym:
field = n.sym
if field.typ.kind == tyEmpty: return