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-rw-r--r--perl_checker.src/global_checks.ml3
1 files changed, 3 insertions, 0 deletions
diff --git a/perl_checker.src/global_checks.ml b/perl_checker.src/global_checks.ml
index 6e7b46c..0c45783 100644
--- a/perl_checker.src/global_checks.ml
+++ b/perl_checker.src/global_checks.ml
@@ -281,6 +281,9 @@ let check_variables vars t =
| Call(Deref(I_func, Ident(None, "require", _)), [Ident _]) -> Some vars
+ | Call(Deref(I_func, Ident(None, "shift", pos)) as var, []) ->
+ check vars (Call(var, [ Deref(I_array, Ident(None, (if vars.is_toplevel then "ARGV" else "_"), pos)) ]))
+
| Call(Deref(context, (Ident(_, _, pos) as var)), para) ->
check_variable (context, var) vars (Some(pos, para)) ;
let vars = List.fold_left check_variables_ vars para in