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Re: [Valgrind-developers] Valgrind 3.21.0.RC2 testing
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From: Carl L. <ce...@us...> - 2023-04-28 19:57:10
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On Fri, 2023-04-28 at 20:30 +0200, Paul Floyd wrote:
>
> On 28-04-23 18:04, Carl Love wrote:
>
> > I don't see any explicit "post" errors printed? So I am clearly
> > missing something. :-)
> >
>
< snip >
> Unfortunately the pesky libc and libstdc++ can get in the way and do
> other, system dependent allocations. These allocations are for stuff
> like exception handlers and dynamic loading.
>
> The --ignore-fn options are supposed to filter out all those extras,
> leaving us with only the calls to operator new and delete.
>
> I thought that you might have a different function on power 10. But
> looking at the diff from what you posted I only see
>
> 47c42
> < ->33.24% (4,000B) 0x........: main (new-cpp.cpp:20)
> ---
> > ->33.24% (4,000B) 0x........: main (new-cpp.cpp:20)
>
> That's an extra trailing whitespace.
>
> Could you post the post.diff files, if they aren't too big?
OK, not too big. Here is the diff.
--- new-cpp.post.exp 2023-04-21 20:54:40.000000000 -0400
+++ new-cpp.post.out 2023-04-24 16:29:56.907990371 -0400
@@ -6,54 +6,61 @@
KB
-11.75^ ###########
- | #
- | #
- | #
- | :::::::#
- | : #
- | : #
- | ::::::: # ::::::::::::
- | : : # :
- | : : # :
- | : : # :
- | : : # :
- | : : # :
- | : : # :
- | ::::::::::::: : # : ::::::
- | : : : # : :
- | : : : # : :
- | : : : # : : ::::::
- | : : : # : : :
- | : : : # : : :
+82.76^ #
+ | ::#::
+ | ::::#: :
+ | ::: ::#: ::::::::::::::::::::::::::::::::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
+ | : : ::#: :::
0 +----------------------------------------------------------------------->K
B
- 0 23.50
+ 0 165.5
-Number of snapshots: 10
- Detailed snapshots: [5 (peak)]
+Number of snapshots: 12
+ Detailed snapshots: [6 (peak)]
-------------------------------------------------------------------------------
-
n time(B) total(B) useful-heap(B) extra-heap(B) stacks(B)
-------------------------------------------------------------------------------
-
0 0 0 0 0 0
- 1 4,008 4,008 4,000 8 0
- 2 8,016 8,016 8,000 16 0
- 3 10,024 10,024 10,000 24 0
- 4 12,032 12,032 12,000 32 0
- 5 12,032 12,032 12,000 32 0
-99.73% (12,000B) (heap allocation functions) malloc/new/new[], --alloc-fns, etc
.
-->33.24% (4,000B) 0x........: main (new-cpp.cpp:19)
+ 1 72,712 72,712 72,704 8 0
+ 2 76,720 76,720 76,704 16 0
+ 3 80,728 80,728 80,704 24 0
+ 4 82,736 82,736 82,704 32 0
+ 5 84,744 84,744 84,704 40 0
+ 6 84,744 84,744 84,704 40 0
+99.95% (84,704B) (heap allocation functions) malloc/new/new[], --alloc-fns, etc
.
+->85.79% (72,704B) 0x........: ??? (m_trampoline.S:458)
+| ->85.79% (72,704B) 0x........: call_init (dl-init.c:70)
+| ->85.79% (72,704B) 0x........: _dl_init (dl-init.c:117)
+| ->85.79% (72,704B) 0x........: _dl_start_user (in /usr/lib64/ld64.so.2)
+|
+->04.72% (4,000B) 0x........: main (new-cpp.cpp:19)
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-->33.24% (4,000B) 0x........: main (new-cpp.cpp:20)
+->04.72% (4,000B) 0x........: main (new-cpp.cpp:20)
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-->16.62% (2,000B) 0x........: main (new-cpp.cpp:21)
+->02.36% (2,000B) 0x........: main (new-cpp.cpp:21)
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-->16.62% (2,000B) 0x........: main (new-cpp.cpp:22)
+->02.36% (2,000B) 0x........: main (new-cpp.cpp:22)
-------------------------------------------------------------------------------
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n time(B) total(B) useful-heap(B) extra-heap(B) stacks(B)
-------------------------------------------------------------------------------
-
- 6 16,040 8,024 8,000 24 0
- 7 20,048 4,016 4,000 16 0
- 8 22,056 2,008 2,000 8 0
- 9 24,064 0 0 0 0
+ 7 88,752 80,736 80,704 32 0
+ 8 92,760 76,728 76,704 24 0
+ 9 94,768 74,720 74,704 16 0
+ 10 96,776 72,712 72,704 8 0
+ 11 169,488 0 0 0 0
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