Ionut Dinulescu wrote:
> Hi,
>
> I tried ValGrind on a VirtualBox running Ubuntu.
Which version?
> #include <stdlib.h>
> #include <stdio.h>
>
> void get_mem() {
> char *ptr;
> ptr = (char *) malloc (10);
> }
>
> int main(void) {
>
> get_mem();
> }
>
> I compile it with -O0 -g options, then run the executable with:
> valgrind -v --leak-check=yes ./Test
>
> In the end, I get "All heap bloks were freed, etc".
I get
==28496== HEAP SUMMARY:
==28496== in use at exit: 10 bytes in 1 blocks
==28496== total heap usage: 1 allocs, 0 frees, 10 bytes allocated
==28496==
==28496== 10 bytes in 1 blocks are definitely lost in loss record 1 of 1
==28496== at 0x4C2683D: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==28496== by 0x400545: get_mem (in /home/thomas/tmp/memleak)
==28496== by 0x400559: main (in /home/thomas/tmp/memleak)
on both 3.6.1 and SVN.
> Instead, I get a lot of "Conditional jump or remove depends on uninitialied
> values" warnings.
Sounds like you are lacking a default suppressions file for your libc.
--
Thomas Rast
trast@{inf,student}.ethz.ch
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