Re: How to debug "new operator" crash ?
I highly recommend OP invests in a memory tracking tool like
BoundsChecker, Insure++, or Purify. Despite the high cost, it's
much cheaper in the long run than debugging without one...
Microsoft MVP [VC], MCSD
MVP VC FAQ: http://vcfaq.mvps.org
"Tim Roberts" <email@example.com> wrote in message
My program is a multithread application, the problem is it
occasionally gets crashed when using "new operator". I check other
threads, they are all stopped at "new operator". All those threads
seem to get the same problem. Can anyone tell me why or teach me how
to debug this case?
Here is the call stacks:
[The crashed thread]:
10 msvcrt!operator new+0xf
11 (My AP)!ClassA::ClassA <= constructor
12 (My AP)
Looks pretty clear to me. This thread did a "new" to try allocate a new
object, and RtlAllocateHeap threw an exception. You probably have this
caught in a debugger, while holding the heap's interlock, and that
any other threads from continuing.
So, you need to figure out why RtlAllocateHeap threw an exception. The
primary guesses would be either you have trashed the heap, by writing
beyond the end of a buffer, or you have run out of memory.
Tim Roberts, firstname.lastname@example.org
Providenza & Boekelheide, Inc.
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