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Re: gcc-4.3 optimizer bugs?



Horst H. von Brand wrote:

> Neal Becker <ndbecker2 gmail com> wrote:
>> We are trying to track down a numerical problem with unuran that occurs
>> on
>> gcc-4.3.  I know that gcc now has a very extensive test suite, and bugs
>> are
>> not common.  I'm just wondering, are others finding similar problems with
>> gcc-4.3?
> 
>> We are working on preparing a bug report.  The symptoms are:
>> 1) Problem disappears if -O0
>> 2) Problem disappears if a printf is added
> 
> That probably means there is a problem with the memory layout (something
> stomping on your variables?).

Even if valgrind is silent?

(BTW, this is not my code)


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