Ensure that we do not accidentally emit debug code.

src/arm/full-codegen-arm.cc

 // Copyright 2012 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 2641 matching lines @@
 
   VisitForAccumulatorValue(args->at(0));
 
   Label materialize_true, materialize_false;
   Label* if_true = NULL;
   Label* if_false = NULL;
   Label* fall_through = NULL;
   context()->PrepareTest(&materialize_true, &materialize_false,
                          &if_true, &if_false, &fall_through);
 
-  if (generate_debug_code_) __ AbortIfSmi(r0);
+  __ AssertNotSmi(r0);
 
   __ ldr(r1, FieldMemOperand(r0, HeapObject::kMapOffset));
   __ ldrb(ip, FieldMemOperand(r1, Map::kBitField2Offset));
   __ tst(ip, Operand(1 << Map::kStringWrapperSafeForDefaultValueOf));
   __ b(ne, if_true);
 
   // Check for fast case object. Generate false result for slow case object.
   __ ldr(r2, FieldMemOperand(r0, JSObject::kPropertiesOffset));
   __ ldr(r2, FieldMemOperand(r2, HeapObject::kMapOffset));
   __ LoadRoot(ip, Heap::kHashTableMapRootIndex);
@@ skipping 854 matching lines @@
 
   context()->Plug(if_true, if_false);
 }
 
 
 void FullCodeGenerator::EmitGetCachedArrayIndex(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   ASSERT(args->length() == 1);
   VisitForAccumulatorValue(args->at(0));
 
-  __ AbortIfNotString(r0);
-
+  __ AssertString(r0);
 
   __ ldr(r0, FieldMemOperand(r0, String::kHashFieldOffset));
   __ IndexFromHash(r0, r0);
 
   context()->Plug(r0);
 }
 
 
 void FullCodeGenerator::EmitFastAsciiArrayJoin(CallRuntime* expr) {
   Label bailout, done, one_char_separator, long_separator,
@@ skipping 980 matching lines @@
   *context_length = 0;
   return previous_;
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM