Function loadUpvalues

third-party/lua-5.5.0/src/lundump.c:268–280

** Load the upvalues for a function. The names must be filled first, ** because the filling of the other fields can raise read errors and ** the creation of the error message can call an emergency collection; ** in that case all prototypes must be consistent for the GC. */

** in that case all prototypes must be consistent for the GC.
*/
static void loadUpvalues (LoadState *S, Proto *f) {
  int i;
  int n = loadInt(S);
  f->upvalues = luaM_newvectorchecked(S->L, n, Upvaldesc);
  f->sizeupvalues = n;
  for (i = 0; i < n; i++)  /* make array valid for GC */
    f->upvalues[i].name = NULL;
  for (i = 0; i < n; i++) {  /* following calls can raise errors */
    f->upvalues[i].instack = loadByte(S);
    f->upvalues[i].idx = loadByte(S);
    f->upvalues[i].kind = loadByte(S);
  }
}


static void loadDebug (LoadState *S, Proto *f) {