Re: [Valgrind-users] Valgrind malloc problem

[tom f. <tf...@al...>]

Pat...@no... writes:
>   I am using valgrind 3.4.1 to try to find a memory leak. My
> program has an initial routine which allocates a lot of memory -
> around 1 GB. When I run the program by itself it runs fine, however
> when I run it under valgrind, one of the many malloc calls in
> the initial routine fails.
> 
> Does anyone know why this would happen? There is plenty of memory
> on the machine (64 GB).

Are you running in 32bit mode?  Make sure you're passing -m64 when
compiling with gcc.

-tom