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authorChristopher Pulte2015-10-20 14:28:45 +0100
committerChristopher Pulte2015-10-20 14:28:45 +0100
commit68034d3ab0210076395e86dc39a4d2c3f1938868 (patch)
tree2332da641ae9495e518433531d0345d59ece1c4b /src/util.ml
parent117e58ac3da5d79dab16988b693cdd0908c0bb48 (diff)
parent2e49ebb3b1d297e79e8415e7a9bce7d866817f98 (diff)
Merge branch 'master' of https://bitbucket.org/Peter_Sewell/l2
Diffstat (limited to 'src/util.ml')
-rw-r--r--src/util.ml5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/util.ml b/src/util.ml
index 0ae3fcf7..a2bd7cc0 100644
--- a/src/util.ml
+++ b/src/util.ml
@@ -80,6 +80,11 @@ let remove_dups compare eq l =
in
aux [] l'
+let rec power i tothe =
+ if tothe <= 0
+ then 1
+ else i * power i (tothe - 1)
+
let rec assoc_maybe eq l k =
match l with
| [] -> None