Re: [Valgrind-users] memory access outside allocated areas is not detected

2013-03-14 Thread Gili Granot
Hello John. I already went over the manual, and did not find anything that helped including the --freelist-* flags. I found answers for all of your questions below, but they are not relevant any more. Following your advice to construct the smallest stand-alone test case, I saw that the problem

Re: [Valgrind-users] memory access outside allocated areas is not detected

2013-03-14 Thread John Reiser
I already went over the manual, and did not find anything that helped including the --freelist-* flags. Please read more carefully. I found relevant material which I pinpoint below in the hope that specific references may help increase understanding for future uses. I downloaded the manual

Re: [Valgrind-users] memory access outside allocated areas is not detected

2013-03-14 Thread Philippe Waroquiers
On Thu, 2013-03-14 at 13:47 -0700, John Reiser wrote: In the NEWS section, Release 3.8.0 (10 August 2012), TOOL CHANGES, * Non-libc malloc implementations are now supported. This is useful for tools that replace malloc (Memcheck, Massif, DRD, Helgrind). Using the new option

[Valgrind-users] memory access outside allocated areas is not detected

2013-03-13 Thread Gili Granot
Hello all. I am trying to find memory corruption using valgrind/memcheck. I am running a big executable, and noticed that memory access outside allocated areas is not detected. This happens after very many memory allocations are performed. I am testing access to illegal memory and finding that

Re: [Valgrind-users] memory access outside allocated areas is not detected

2013-03-13 Thread John Reiser
I am trying to find memory corruption using valgrind/memcheck. I am running a big executable, and noticed that memory access outside allocated areas is not detected. This happens after very many memory allocations are performed. How big (numbers, please)? Run /usr/bin/top and report the