symbol interning

main.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include "wscm.h"
+
+int main(void) {
+  const S *hello = intern("hello", -1);
+  printf("hello  = %p\n", (void *)hello);
+
+  const S *hello2 = intern("hello", -1);
+  printf("hello2 = %p (should be equal to hello)\n", (void *)hello2);
+
+  return 0;
+}