Abort optimization when debugger is turned on.

src/objects.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 9122 matching lines @@
 void JSFunction::JSFunctionIterateBody(int object_size, ObjectVisitor* v) {
   // Iterate over all fields in the body but take care in dealing with
   // the code entry.
   IteratePointers(v, kPropertiesOffset, kCodeEntryOffset);
   v->VisitCodeEntry(this->address() + kCodeEntryOffset);
   IteratePointers(v, kCodeEntryOffset + kPointerSize, object_size);
 }
 
 
 void JSFunction::MarkForLazyRecompilation() {
-  ASSERT(is_compiled() && !IsOptimized());
+  ASSERT(is_compiled() || GetIsolate()->debugger()->IsDebuggerActive());
+  ASSERT(!IsOptimized());
   ASSERT(shared()->allows_lazy_compilation() ||
          code()->optimizable());
   set_code_no_write_barrier(
       GetIsolate()->builtins()->builtin(Builtins::kLazyRecompile));
   // No write barrier required, since the builtin is part of the root set.
 }
 
 
 void JSFunction::MarkForParallelRecompilation() {
-  ASSERT(is_compiled() && !IsOptimized());
+  ASSERT(is_compiled() || GetIsolate()->debugger()->IsDebuggerActive());
+  ASSERT(!IsOptimized());
   ASSERT(shared()->allows_lazy_compilation() || code()->optimizable());
   if (!FLAG_parallel_recompilation) {
     JSFunction::MarkForLazyRecompilation();
     return;
   }
   if (FLAG_trace_parallel_recompilation) {
     PrintF("  ** Marking ");
     PrintName();
     PrintF(" for parallel recompilation.\n");
   }
   set_code_no_write_barrier(
       GetIsolate()->builtins()->builtin(Builtins::kParallelRecompile));
   // No write barrier required, since the builtin is part of the root set.
 }
 
 
 void JSFunction::MarkForInstallingRecompiledCode() {
-  ASSERT(is_compiled() && !IsOptimized());
+  ASSERT(is_compiled() || GetIsolate()->debugger()->IsDebuggerActive());
+  ASSERT(!IsOptimized());
   ASSERT(shared()->allows_lazy_compilation() || code()->optimizable());
   ASSERT(FLAG_parallel_recompilation);
   set_code_no_write_barrier(
       GetIsolate()->builtins()->builtin(Builtins::kInstallRecompiledCode));
   // No write barrier required, since the builtin is part of the root set.
 }
 
 
 void JSFunction::MarkInRecompileQueue() {
-  ASSERT(is_compiled() && !IsOptimized());
+  ASSERT(is_compiled() || GetIsolate()->debugger()->IsDebuggerActive());
+  ASSERT(!IsOptimized());
   ASSERT(shared()->allows_lazy_compilation() || code()->optimizable());
   ASSERT(FLAG_parallel_recompilation);
   if (FLAG_trace_parallel_recompilation) {
     PrintF("  ** Queueing ");
     PrintName();
     PrintF(" for parallel recompilation.\n");
   }
   set_code_no_write_barrier(
       GetIsolate()->builtins()->builtin(Builtins::kInRecompileQueue));
   // No write barrier required, since the builtin is part of the root set.
@@ skipping 6623 matching lines @@
 
 void PropertyCell::AddDependentCode(Handle<Code> code) {
   Handle<DependentCode> codes = DependentCode::Insert(
       Handle<DependentCode>(dependent_code()),
       DependentCode::kPropertyCellChangedGroup, code);
   if (*codes != dependent_code()) set_dependent_code(*codes);
 }
 
 
 } }  // namespace v8::internal