Minor, normalize for each calls

src/hb-ot-glyf-table.hh

@@ -143,10 +143,7 @@ struct glyf
 		  const hb_subset_plan_t *plan)
   {
     TRACE_SERIALIZE (this);
-
-    for (const SubsetGlyph& _ : it)
-      _.serialize (c, plan);
-
+    for (const auto &_ : it) _.serialize (c, plan);
     return_trace (true);
   }
 

src/hb-ot-layout-gpos-table.hh

@@ -510,7 +510,7 @@ struct SinglePosFormat1
     if (unlikely (!c->extend_min (*this))) return;
     if (unlikely (!c->check_assign (valueFormat, valFormat))) return;
 
-    for (const Value& _ : hb_second (*it))
+    for (const auto &_ : hb_second (*it))
       c->copy (_);
 
     auto glyphs =
@@ -598,8 +598,8 @@ struct SinglePosFormat2
     if (unlikely (!c->check_assign (valueFormat, valFormat))) return;
     if (unlikely (!c->check_assign (valueCount, it.len ()))) return;
 
-    for (auto iter : it)
-      for (const Value& _ : iter.second)
+    for (const auto &&iter : it)
+      for (const auto &_ : iter.second)
 	c->copy (_);
 
     auto glyphs =
@@ -665,8 +665,8 @@ struct SinglePos
   {
     hb_array_t<const Value> first_val_iter = hb_second (*glyph_val_iter_pairs);
 
-    for (auto iter : glyph_val_iter_pairs)
-      for (const hb_pair_t<Value, Value> _ : hb_zip (iter.second, first_val_iter))
+    for (const auto &&iter : glyph_val_iter_pairs)
+      for (const auto &&_ : hb_zip (iter.second, first_val_iter))
 	if (_.first != _.second)
 	  return 2;
 

src/hb-ot-name-table.hh

@@ -191,8 +191,7 @@ struct name
 
     const void *dst_string_pool = &(this + this->stringOffset);
 
-    for (const NameRecord& _ : it)
-      c->copy (_, src_string_pool, dst_string_pool);
+    for (const auto &_ : it) c->copy (_, src_string_pool, dst_string_pool);
 
     if (unlikely (c->ran_out_of_room)) return_trace (false);
 

src/hb-ot-vorg-table.hh

@@ -84,8 +84,7 @@ struct VORG
     this->defaultVertOriginY = defaultVertOriginY;
     this->vertYOrigins.len = it.len ();
 
-    for (const VertOriginMetric _ : it)
-      c->copy (_);
+    for (const auto &&_ : it) c->copy (_);
   }
 
   bool subset (hb_subset_context_t *c) const