string_search: fix useless var warnings

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/lib/standard/string_search.nit b/lib/standard/string_search.nit
index 47bdbc8..9965bb1 100644 (file)
--- a/lib/standard/string_search.nit
+++ b/lib/standard/string_search.nit
@@ -205,7 +205,6 @@ class BM_Pattern
 
        private fun compute_gs
        do
-               var x = _motif
                var m = _length
                var suff = suffixes
                var i = 0