Include temporary variables in --print-scopes output

src/ast/scopes.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/ast/scopes.h"
 
 #include <set>
 
 #include "src/accessors.h"
 #include "src/ast/ast.h"
@@ skipping 1521 matching lines @@
     Indent(n1, "// ");
     PrintF("%d heap slots\n", num_heap_slots_);
   }
 
   // Print locals.
   if (function != nullptr) {
     Indent(n1, "// function var:\n");
     PrintVar(n1, function);
   }
 
+  // Print temporaries.
+  {
+    bool printed_header = false;
+    for (Variable* local : locals_) {
+      if (local->mode() != TEMPORARY) continue;
+      if (!printed_header) {
+        printed_header = true;
+        Indent(n1, "// temporary vars:\n");
+      }
+      PrintVar(n1, local);
+    }
+  }
+
   if (variables_.occupancy() > 0) {
     PrintMap(n1, "// local vars:\n", &variables_, true, function);
     PrintMap(n1, "// dynamic vars:\n", &variables_, false, function);
   }
 
   // Print inner scopes (disable by providing negative n).
   if (n >= 0) {
     for (Scope* scope = inner_scope_; scope != nullptr;
          scope = scope->sibling_) {
       PrintF("\n");
@@ skipping 560 matching lines @@
   Variable* function =
       is_function_scope() ? AsDeclarationScope()->function_var() : nullptr;
   bool is_function_var_in_context =
       function != nullptr && function->IsContextSlot();
   return num_heap_slots() - Context::MIN_CONTEXT_SLOTS -
          (is_function_var_in_context ? 1 : 0);
 }
 
 }  // namespace internal
 }  // namespace v8