Allow lazy parsing of eval-created functions

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 1101 matching lines @@
   if (scope_info_.is_null()) {
     scope_info_ = ScopeInfo::Create(info->isolate(), zone(), this, outer_scope);
   }
 }
 
 bool Scope::AllowsLazyParsingWithoutUnresolvedVariables() const {
   // If we are inside a block scope, we must find unresolved variables in the
   // inner scopes to find out how to allocate variables on the block scope. At
   // this point, declarations may not have yet been parsed.
   for (const Scope* s = this; s != nullptr; s = s->outer_scope_) {
-    if (s->is_block_scope() || s->is_function_scope()) return false;
+    if (s->is_block_scope()) return false;
+    if (s->is_function_scope()) return false;
+    if (s->is_eval_scope() && is_strict(s->language_mode())) return false;
   }
   return true;
 }
 
 bool DeclarationScope::AllowsLazyCompilation() const {
   return !force_eager_compilation_;
 }
 
 int Scope::ContextChainLength(Scope* scope) const {
   int n = 0;
@@ skipping 812 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