Steve Teale wrote:
On Sat, 03 Apr 2010 06:24:20 +0000, Steve Teale wrote:
On Fri, 02 Apr 2010 23:01:48 -0700, Walter Bright wrote:
Since it is single-threaded, it should crash in the same place in
the
same way every time. This means you can put an assert on the crashing
data (even without gdb it can be found by inserting printf's), and
slowly work it backward to where the data goes wrong.
According to an article I was reading that constancy does not apply with
current Linux kernels. They deliberately randomize things to make life
difficult for hackers.
I'll try to find it again - it's about debugging GCC itself.
Steve
Got it - http://gcc.gnu.org/wiki/DebuggingGCC
Right at the end.
It links to this page which shows how to turn it off:
http://gcc.gnu.org/wiki/Randomization
