add test 2

tests/t002.cxl

@@ -0,0 +1,13 @@
+#include <stdio.h>
+
+int main(int argc, char * argv[])
+{
+    printf("%d;", 4 + 7 * 3);
+    printf("%d;", 4 * 7 + 2);
+    printf("%d;", 3 + 1 << 4);
+    printf("%d;", 6 - 4 >> 1);
+    printf("%d;", 3 | 7);
+    printf("%d;", 7 ^ 1 ^ 2);
+    printf("%d;", 7 & 255);
+    printf("\n");
+}

tests/t002.x

@@ -0,0 +1 @@
+25;30;64;1;7;4;7;