Merge pull request #2 from fceller/master

Fix for Linux

src/error.c

@@ -199,8 +199,8 @@ mrb_raise(mrb_state *mrb, struct RClass *c, const char *fmt, ...)
 
   va_start(args, fmt);
   vsnprintf(buf, 256, fmt, args);
-  mrb_raise_va(mrb, c, fmt, args);
   va_end(args);
+  mrb_exc_raise(mrb, mrb_exc_new(mrb, c, buf, strlen(buf)));
 }
 
 void

src/load.c

@@ -444,7 +444,7 @@ read_rite_irep_record(mrb_state *mrb, unsigned char *src, mrb_irep *irep, uint32
   irep->slen = bin_to_uint32(src);          //syms length
   src += MRB_DUMP_SIZE_OF_LONG;
   if (irep->slen > 0) {
-    if ((irep->syms = mrb_malloc(mrb, MRB_DUMP_SIZE_OF_INT * irep->slen)) == NULL) {
+    if ((irep->syms = mrb_malloc(mrb, sizeof(mrb_sym) * irep->slen)) == NULL) {
       ret = MRB_DUMP_INVALID_IREP;
       goto error_exit;
     }