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small bugfix in CCArray.Sub: bound checking

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This commit is contained in:
Simon Cruanes 2014-06-15 19:13:42 +02:00
parent 9a9954c420
commit 4d2fa4ea4c
1 changed files with 8 additions and 2 deletions
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10
core/CCArray.ml
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@ -374,9 +374,15 @@ module Sub = struct
let foldi f acc a = _foldi f acc a.arr a.i a.j
let get a i = a.arr.(a.i+i)
let get a i =
let j = a.i + i in
if i<0 || j>=a.j then invalid_arg "Array.Sub.get";
a.arr.(j)
let set a i x = a.arr.(a.i+i) <- x
let set a i x =
let j = a.i + i in
if i<0 || j>=a.j then invalid_arg "Array.Sub.get";
a.arr.(j) <- x
let iter f a =
for k=a.i to a.j-1 do f a.arr.(k) done