Strict mode delete.

src/ia32/lithium-codegen-ia32.cc

 // Copyright 2011 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 3717 matching lines @@
   }
   ASSERT(instr->HasPointerMap() && instr->HasDeoptimizationEnvironment());
   LPointerMap* pointers = instr->pointer_map();
   LEnvironment* env = instr->deoptimization_environment();
   RecordPosition(pointers->position());
   RegisterEnvironmentForDeoptimization(env);
   SafepointGenerator safepoint_generator(this,
                                          pointers,
                                          env->deoptimization_index());
   __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
+  __ push(Immediate(Smi::FromInt(strict_mode_flag())));
   __ InvokeBuiltin(Builtins::DELETE, CALL_FUNCTION, &safepoint_generator);
 }
 
 
 void LCodeGen::DoStackCheck(LStackCheck* instr) {
   // Perform stack overflow check.
   NearLabel done;
   ExternalReference stack_limit = ExternalReference::address_of_stack_limit();
   __ cmp(esp, Operand::StaticVariable(stack_limit));
   __ j(above_equal, &done);
@@ skipping 19 matching lines @@
   ASSERT(osr_pc_offset_ == -1);
   osr_pc_offset_ = masm()->pc_offset();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32