Fix ARMu debug mode failure by handling runtime calls...

src/macro-assembler-arm.cc

 // Copyright 2006-2008 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 672 matching lines @@
 
 
 void MacroAssembler::StubReturn(int argc) {
   ASSERT(argc >= 1 && generating_stub());
   if (argc > 1)
     add(sp, sp, Operand((argc - 1) * kPointerSize));
   Ret();
 }
 
 
+void MacroAssembler::IllegalOperation(int num_arguments) {
+  if (num_arguments > 0) {
+    add(sp, sp, Operand(num_arguments * kPointerSize));
+  }
+  mov(r0, Operand(Factory::undefined_value()));
+}
+
+
 void MacroAssembler::CallRuntime(Runtime::Function* f, int num_arguments) {
   // All parameters are on the stack.  r0 has the return value after call.
 
-  // Either the expected number of arguments is unknown, or the actual
-  // number of arguments match the expectation.
-  ASSERT(f->nargs < 0 || f->nargs == num_arguments);
+  // If the expected number of arguments of the runtime function is
+  // constant, we check that the actual number of arguments match the
+  // expectation.
+  if (f->nargs >= 0 && f->nargs != num_arguments) {
+    IllegalOperation(num_arguments);
+    return;
+  }
 
   Runtime::FunctionId function_id =
       static_cast<Runtime::FunctionId>(f->stub_id);
   RuntimeStub stub(function_id, num_arguments);
   CallStub(&stub);
 }
 
 
 void MacroAssembler::CallRuntime(Runtime::FunctionId fid, int num_arguments) {
   CallRuntime(Runtime::FunctionForId(fid), num_arguments);
@@ skipping 108 matching lines @@
 #endif
   mov(r0, Operand(p0));
   push(r0);
   mov(r0, Operand(Smi::FromInt(p1 - p0)));
   push(r0);
   CallRuntime(Runtime::kAbort, 2);
   // will not return here
 }
 
 } }  // namespace v8::internal