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8139163: InstanceKlass::cast passes through NULL

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Reduce raw (InstanceKlass*) casts and InstanceKlass::cast, which no long allows null

Reviewed-by: twisti, kbarrett
This commit is contained in:
Coleen Phillimore 2015-10-26 13:11:36 -04:00
parent 25cc742a8f
commit 5179fc3488
43 changed files with 215 additions and 252 deletions
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6
hotspot/src/share/vm/runtime/thread.cpp
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@ -2101,7 +2101,7 @@ void JavaThread::check_and_handle_async_exceptions(bool check_unsafe_error) {
frame f = last_frame();
tty->print(" (pc: " INTPTR_FORMAT " sp: " INTPTR_FORMAT " )", p2i(f.pc()), p2i(f.sp()));
}
tty->print_cr(" of type: %s", InstanceKlass::cast(_pending_async_exception->klass())->external_name());
tty->print_cr(" of type: %s", _pending_async_exception->klass()->external_name());
}
_pending_async_exception = NULL;
clear_has_async_exception();
@ -2219,10 +2219,10 @@ void JavaThread::send_thread_stop(oop java_throwable) {
if (TraceExceptions) {
ResourceMark rm;
tty->print_cr("Pending Async. exception installed of type: %s", InstanceKlass::cast(_pending_async_exception->klass())->external_name());
tty->print_cr("Pending Async. exception installed of type: %s", _pending_async_exception->klass()->external_name());
}
// for AbortVMOnException flag
Exceptions::debug_check_abort(InstanceKlass::cast(_pending_async_exception->klass())->external_name());
Exceptions::debug_check_abort(_pending_async_exception->klass()->external_name());
}
}