Nuke warnings in tests

src/mersenne_twister.c

@@ -1,4 +1,4 @@
-/*Copyright (c) 2004 Nils O. Selåsdal <NOS {on} Utel {dot} no> */
+/*Copyright (c) 2004 Nils O. Sel�sdal <NOS {on} Utel {dot} no> */
 /*Straight forward attempt at a Mersenne Twister PRNG */
 
 #include "ucore/mersenne_twister.h"
@@ -24,7 +24,7 @@ enum {
 
 void mtsrand(int seed, MTRand *r)
 {
-    int j;
+    unsigned j;
     for (j = 0 ; j < N ; j++) {
         r->x[j] = seed * ((j+1)<< 3)|0x1;
     }
@@ -36,16 +36,16 @@ unsigned int mtrand(MTRand *r)
 {
     unsigned int y;
     unsigned int ch[] = {0, a};
-    
+
     y = r->x[r->i] & U;
     y |= r->x[r->i % N];
     y &= LL;
-    
+
     r->x[r->i] = r->x[(r->i + M ) %N];
     r->x[r->i] ^= y >> 1;
 
     r->x[r->i] ^= ch[y&0x1];
-    
+
     y = r->x[r->i];
     y ^= y >> u;
     y ^= (y << s) & b;
@@ -55,7 +55,7 @@ unsigned int mtrand(MTRand *r)
     r->i = (r->i + 1) % N;
 
     return y;
-}   
+}
 #ifdef TEST_MT
 #include <stdio.h>
 #include <time.h>