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author | Adam Chlipala <adamc@hcoop.net> | 2008-06-26 09:53:52 -0400 |
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committer | Adam Chlipala <adamc@hcoop.net> | 2008-06-26 09:53:52 -0400 |
commit | f362668549c8db401474c7be1e15cd9e156d0e91 (patch) | |
tree | bace6e5d2be74b5fe6ba95d5553f0ebe266932df /src/core_util.sml | |
parent | cb4c86447a24577e18fc312b77f23241962e09bc (diff) |
Corify cfold
Diffstat (limited to 'src/core_util.sml')
-rw-r--r-- | src/core_util.sml | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/core_util.sml b/src/core_util.sml index b3e266af..66918863 100644 --- a/src/core_util.sml +++ b/src/core_util.sml @@ -143,6 +143,12 @@ fun mapfoldB {kind = fk, con = fc, bind} = S.map2 (mfc ctx c2, fn c2' => (CConcat (c1', c2'), loc))) + | CFold (k1, k2) => + S.bind2 (mfk k1, + fn k1' => + S.map2 (mfk k2, + fn k2' => + (CFold (k1', k2'), loc))) in mfc end |