shithub: asif

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kmp: fix used before set

--- a/kmp.c

+++ b/kmp.c

@@ -48,7 +48,8 @@

 	int n, i, j, *T;

 	VArray *v;

-	if(S.n < W.n)

+	n = S.n - W.n + 1;

+	if(n <= 0)

 		return nil;

 	v = valloc(n, sizeof(int));

 	T = tabfn(W);