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term rewriting improvements

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This commit is contained in:
Araq 2012-09-08 15:43:21 +02:00
commit b64eeeb430
18 changed files with 284 additions and 144 deletions
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10
tests/patterns/tnoendlessrec.nim Normal file
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@ -0,0 +1,10 @@
discard """
output: "4"
"""
# test that an endless recursion is avoided:
template optLen{len(x)}(x: expr): expr = len(x)
var s = "lala"
echo len(s)