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fixes #794 properly

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Araq 2015-03-12 11:40:14 +01:00
commit 0a0126d49a
2 changed files with 14 additions and 5 deletions
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4
compiler/transf.nim
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@ -399,7 +399,7 @@ proc transformConv(c: PTransf, n: PNode): PTransNode =
if diff < 0: if diff < 0:
result = newTransNode(nkObjUpConv, n, 1) result = newTransNode(nkObjUpConv, n, 1)
result[0] = transform(c, n.sons[1]) result[0] = transform(c, n.sons[1])
elif diff > 0: elif diff > 0 and diff != high(int):
result = newTransNode(nkObjDownConv, n, 1) result = newTransNode(nkObjDownConv, n, 1)
result[0] = transform(c, n.sons[1]) result[0] = transform(c, n.sons[1])
else: else:
@ -411,7 +411,7 @@ proc transformConv(c: PTransf, n: PNode): PTransNode =
if diff < 0: if diff < 0:
result = newTransNode(nkObjUpConv, n, 1) result = newTransNode(nkObjUpConv, n, 1)
result[0] = transform(c, n.sons[1]) result[0] = transform(c, n.sons[1])
elif diff > 0: elif diff > 0 and diff != high(int):
result = newTransNode(nkObjDownConv, n, 1) result = newTransNode(nkObjDownConv, n, 1)
result[0] = transform(c, n.sons[1]) result[0] = transform(c, n.sons[1])
else: else:

15
tests/ccgbugs/tstringslice.nim
View file

@ -1,9 +1,18 @@
discard """ discard """
disabled: "true" output: '''1
1234
1234
2
234
234
3
34
34
4
4
4'''
""" """
# Now the compiler fails with OOM. yay.
# bug #794 # bug #794
type TRange = range[0..3] type TRange = range[0..3]