On Tuesday, March 01, 2011, Piotr Adaszyński wrote:
> Hello,
> I built Valgrind 3.6.0 for ppc architecture and probably something
> went wrong because every time I try to analyze my applications on ppc,
> results are completely different than results from x86. I am going to
> give you an example.
> Let's consider this simple application:
> #include <iostream>
> int main()
> {
> char * array_char = new char[9];
> for (int i=0; i<11; i++)
> {
> array_char[i]= 'a';
> }
> delete [] array_char;
> char * array_char1 = new char[100];
> array_char[4] = 'b';
> return 0;
> }
Hmm, that's strange. Here's what I get using the svn trunk
on 32-bit ppc (Debian 6.0.1):
==24922== Memcheck, a memory error detector
==24922== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
==24922== Using Valgrind-3.7.0.SVN and LibVEX; rerun with -h for copyright
info
==24922== Command: ./oor
==24922==
==24922== Invalid write of size 1
==24922== at 0x10000690: main (oor.cpp:7)
==24922== Address 0x4035031 is 0 bytes after a block of size 9 alloc'd
==24922== at 0xFFB939C: operator new[](unsigned int)
(vg_replace_malloc.c:299)
==24922== by 0x10000667: main (oor.cpp:4)
==24922==
==24922== Invalid write of size 1
==24922== at 0x100006F4: main (oor.cpp:11)
==24922== Address 0x403502c is 4 bytes inside a block of size 9 free'd
==24922== at 0xFFB7DD0: operator delete[](void*) (vg_replace_malloc.c:409)
==24922== by 0x100006D3: main (oor.cpp:9)
==24922==
==24922==
==24922== HEAP SUMMARY:
==24922== in use at exit: 100 bytes in 1 blocks
==24922== total heap usage: 2 allocs, 1 frees, 109 bytes allocated
==24922==
==24922== LEAK SUMMARY:
==24922== definitely lost: 100 bytes in 1 blocks
==24922== indirectly lost: 0 bytes in 0 blocks
==24922== possibly lost: 0 bytes in 0 blocks
==24922== still reachable: 0 bytes in 0 blocks
==24922== suppressed: 0 bytes in 0 blocks
==24922== Rerun with --leak-check=full to see details of leaked memory
==24922==
==24922== For counts of detected and suppressed errors, rerun with: -v
==24922== ERROR SUMMARY: 3 errors from 2 contexts (suppressed: 5 from 3)
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