On Thu, May 14, 2009 at 12:33 AM, Julian Seward wrote:
>
>> Hmm, that's ungood. Can you send details of the precise gcc version,
>> the compilation flags, and the what kind of processor you're running on?
I'm running on a fedora 10 x86 box:
valgrind --version
valgrind-3.4.1
g++ --version
g++ (GCC) 4.3.2 20081105 (Red Hat 4.3.2-7)
g++ -g3 -o foo main.cpp
valgrind --track-origins=yes foo
==3121== Memcheck, a memory error detector.
==3121== Copyright (C) 2002-2008, and GNU GPL'd, by Julian Seward et al.
==3121== Using LibVEX rev 1884, a library for dynamic binary translation.
==3121== Copyright (C) 2004-2008, and GNU GPL'd, by OpenWorks LLP.
==3121== Using valgrind-3.4.1, a dynamic binary instrumentation framework.
==3121== Copyright (C) 2000-2008, and GNU GPL'd, by Julian Seward et al.
==3121== For more details, rerun with: -v
==3121==
==3121== Conditional jump or move depends on uninitialised value(s)
==3121== at 0x804852F: main (main.cpp:11)
==3121== Uninitialised value was created by a heap allocation
==3121== at 0x400674E: operator new(unsigned int) (vg_replace_malloc.c:224)
==3121== by 0x8048510: main (main.cpp:9)
d equals zero.
myclass size is 2
==3121==
==3121== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 16 from 1)
==3121== malloc/free: in use at exit: 2 bytes in 1 blocks.
==3121== malloc/free: 1 allocs, 0 frees, 2 bytes allocated.
==3121== For counts of detected errors, rerun with: -v
==3121== searching for pointers to 1 not-freed blocks.
==3121== checked 89,756 bytes.
==3121==
==3121== LEAK SUMMARY:
==3121== definitely lost: 2 bytes in 1 blocks.
==3121== possibly lost: 0 bytes in 0 blocks.
==3121== still reachable: 0 bytes in 0 blocks.
==3121== suppressed: 0 bytes in 0 blocks.
==3121== Rerun with --leak-check=full to see details of leaked memory.
cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 15
model : 3
model name : Intel(R) Pentium(R) 4 CPU 3.00GHz
stepping : 4
cpu MHz : 3000.000
cache size : 1024 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 3
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat
pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe constant_tsc up
pebs bts pni monitor ds_cpl cid xtpr
bogomips : 5984.98
clflush size : 64
power management:
Thanks,
David
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