--- On Fri, 9/26/08, Steve Searle <steve@xxxxxxxxxxxxxxx> wrote:
> From: Steve Searle <steve@xxxxxxxxxxxxxxx>
> Subject: Inconsistent results on two F9 boxes when running a trivial c++ program
> To: "Fedora List" <fedora-list@xxxxxxxxxx>
> Date: Friday, September 26, 2008, 9:57 PM
> Can anyone help. Through debugging a program I have created
> this trivial
> C++ program.
>
>
> #include <iostream>
>
> //int main(int argc, char *argv[]) {
> int main() {
> return 0;
> }
>
>
> I have two F9 boxes, both mounting an NFS partition. When
> testing the
> program using valgrind, on one box there is no problem. On
> the other
> box, it reports an error (full output at the end of this
> email). This
> happens regardless of which box the program is compiled on.
>
> If the include line is removed, the error does not happen.
>
> Can anyone give me any pointers as to what the problem
> could be?
>
> Thanks
>
> Steve
>
> Valgrind output:
>
> $ valgrind ./a.out
> ==12095== Memcheck, a memory error detector.
> ==12095== Copyright (C) 2002-2007, and GNU GPL'd, by
> Julian Seward et al.
> ==12095== Using LibVEX rev 1804, a library for dynamic
> binary translation.
> ==12095== Copyright (C) 2004-2007, and GNU GPL'd, by
> OpenWorks LLP.
> ==12095== Using valgrind-3.3.0, a dynamic binary
> instrumentation framework.
> ==12095== Copyright (C) 2000-2007, and GNU GPL'd, by
> Julian Seward et al.
> ==12095== For more details, rerun with: -v
> ==12095==
> ==12095== Invalid free() / delete / delete[]
> ==12095== at 0x40052EA: operator delete(void*,
> std::nothrow_t const&) (vg_replace_malloc.c:354)
> ==12095== by 0x4215118: std::__verify_grouping(char
> const*, unsigned, std::string const&)
> (locale_facets.cc:108)
> ==12095== by 0x421604C: std::locale::_Impl::_Impl(char
> const*, unsigned) (localename.cc:218)
> ==12095== by 0x42160CC: std::locale::_Impl::_Impl(char
> const*, unsigned) (localename.cc:206)
> ==12095== by 0x42171F7: std::locale::locale()
> (basic_string.h:2189)
> ==12095== by 0x42121CC:
> std::locale::_Impl::_Impl(std::locale::_Impl const&,
> unsigned) (locale.cc:249)
> ==12095== by 0x804857D:
> __static_initialization_and_destruction_0(int, int) (in
> /tmp/a.out)
> ==12095== by 0x80485B6: _GLOBAL__I_main (in /tmp/a.out)
> ==12095== by 0x804864C: (within /tmp/a.out)
> ==12095== by 0x8048413: (within /tmp/a.out)
> ==12095== by 0x80485E8: __libc_csu_init (in /tmp/a.out)
> ==12095== by 0x65F570: (below main) (libc-start.c:179)
> ==12095== Address 0x42ae188 is not stack'd,
> malloc'd or (recently) free'd
> ==12095==
> ==12095== ERROR SUMMARY: 1 errors from 1 contexts
> (suppressed: 15 from 1)
> ==12095== malloc/free: in use at exit: 0 bytes in 0 blocks.
> ==12095== malloc/free: 0 allocs, 1 frees, 0 bytes
> allocated.
> ==12095== For counts of detected errors, rerun with: -v
> ==12095== All heap blocks were freed -- no leaks are
> possible.
>
> --
#include <iostream>
//using namespace std;
int main(int argc, char *argv[]) {
//int main() {
cout<<"abc"<<endl;
return 0;
}
// C++ allows certain errors of omission if the omitted entity is no ref'd
>
> (o< www.stevesearle.com
> //\ Powered by Fedora
> V_/_ No MS products were used in the creation of this
> message
>
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