https://bugs.kde.org/show_bug.cgi?id=345307
--- Comment #11 from Ivo Raisr ---
Yes, it can be done with just one FREERES_DONE hook.
But it means we need to pass argument(s) to it (which __freeres functions to
call) and this will involve some extra code for all supported architectures.
See invoker
https://bugs.kde.org/show_bug.cgi?id=359871
--- Comment #9 from Ivo Raisr ---
Steven, would you be able to prepare a patch for Linux using similar technique?
I cannot currently devote to developing it for a while.
Beware that Linux has ppoll and pselect6 syscalls. And pselect6 encodes the
last ar
https://bugs.kde.org/show_bug.cgi?id=359871
Ivo Raisr changed:
What|Removed |Added
Attachment #97632|0 |1
is obsolete||
https://bugs.kde.org/show_bug.cgi?id=359871
--- Comment #7 from Ivo Raisr ---
The attached patch has two problems:
- it modifies a client memory which may be read-only (see for example bugs for
modifying env)
- it modifies a client memory and does not restore the changes after syscall
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https://bugs.kde.org/show_bug.cgi?id=359871
--- Comment #6 from Ivo Raisr ---
Steven, thank you for the test case provided and a suggested fix.
Indeed, simple things are very often also effective.
I will prepare patch for Linux as well and have that reviewed.
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Ivo Raisr changed:
What|Removed |Added
Attachment #97584|0 |1
is obsolete||
https://bugs.kde.org/show_bug.cgi?id=359871
Ivo Raisr changed:
What|Removed |Added
Ever confirmed|0 |1
Status|UNCONFIRMED |C
https://bugs.kde.org/show_bug.cgi?id=359871
Ivo Raisr changed:
What|Removed |Added
CC||iv...@ivosh.net
--- Comment #2 from Ivo Raisr ---
https://bugs.kde.org/show_bug.cgi?id=345307
--- Comment #9 from Ivo Raisr ---
Regression testing on Linux and Solaris went fine.
Together with patch for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69945
we see now:
==1862== HEAP SUMMARY:
==1862== in use at exit: 0 bytes in 0 blocks
==1862==
https://bugs.kde.org/show_bug.cgi?id=345307
--- Comment #8 from Ivo Raisr ---
Created attachment 97556
--> https://bugs.kde.org/attachment.cgi?id=97556&action=edit
patch for Linux and Solaris calling __gnu_cxx::__freeres from libstdc++
This is fix for the Valgrind side.
Fix for libstdc++ from
https://bugs.kde.org/show_bug.cgi?id=345307
Ivo Raisr changed:
What|Removed |Added
Summary|Please suppress warning |Warning about "still
|about "stil
https://bugs.kde.org/show_bug.cgi?id=345307
Ivo Raisr changed:
What|Removed |Added
Ever confirmed|0 |1
Severity|minor |n
https://bugs.kde.org/show_bug.cgi?id=345307
--- Comment #6 from Ivo Raisr ---
Created attachment 97339
--> https://bugs.kde.org/attachment.cgi?id=97339&action=edit
patch for Solaris
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Ivo Raisr changed:
What|Removed |Added
Version|3.10.0 |3.12 SVN
--- Comment #5 from Ivo Raisr ---
Attache
https://bugs.kde.org/show_bug.cgi?id=345307
--- Comment #4 from Ivo Raisr ---
I hit this also on Solaris 12 which now ships gcc 5.3.
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CC||iv...@ivosh.net
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--- Comment #3 from Ivo Raisr ---
https://bugs.kde.org/show_bug.cgi?id=357871
Ivo Raisr changed:
What|Removed |Added
Assignee|jsew...@acm.org |iv...@ivosh.net
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--- Comment #7 from Ivo Raisr ---
Hi Mark, Thank you for providing the fix also for Solaris.
It works ok on Solaris 12, regression tests passed.
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--- Comment #4 from Ivo Raisr ---
Fixed in SVN r15756.
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--- Comment #5 from Ivo Raisr ---
Thank you for the patch and provided test case.
I.
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--- Comment #1 from Ivo Raisr ---
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--- Comment #4 from Ivo Raisr ---
Forgot to say that /bin/true + dependent libraries were compiled by Solaris
Studio 12.4, not by gcc.
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--- Comment #3 from Ivo Raisr ---
Created attachment 96021
--> https://bugs.kde.org/attachment.cgi?id=96021&action=edit
log file
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--- Comment #2 from Ivo Raisr ---
I tried the patch and I see quite a lot of merged entries on Solaris 12:
...
addLoc merging previous: addr 0x7ffd0130c, size 18, line 343, current: addr
0x7ffd0131e, size 28, line 343.
...
For simple /bin/true, I see
https://bugs.kde.org/show_bug.cgi?id=356044
--- Comment #11 from Ivo Raisr ---
See also:
Bug 356273 - conserve memory by merging adjacent DiLoc entries in the debug
info location table
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Bug ID: 356273
Summary: conserve memory by merging adjacent DiLoc entries in
the debug info location table
Product: valgrind
Version: unspecified
Platform: Compiled Sources
https://bugs.kde.org/show_bug.cgi?id=356044
Ivo Raisr changed:
What|Removed |Added
Resolution|--- |FIXED
Status|UNCONFIRMED
https://bugs.kde.org/show_bug.cgi?id=356044
--- Comment #9 from Ivo Raisr ---
Yes, '&&' seems misplaced. I attached another patch which fixes this style
issues.
As regards possible additional merges in canonicaliseLoctab() - preliminary
investigation shows that some gains are possible. However I
https://bugs.kde.org/show_bug.cgi?id=356044
Ivo Raisr changed:
What|Removed |Added
Attachment #95828|0 |1
is obsolete||
https://bugs.kde.org/show_bug.cgi?id=356044
Ivo Raisr changed:
What|Removed |Added
Attachment #95792|0 |1
is obsolete||
https://bugs.kde.org/show_bug.cgi?id=356044
--- Comment #5 from Ivo Raisr ---
As for the memory increase, current functionality does not merge location
entries for adjacent addresses. I will enhance the patch to merge entries for
adjacent addresses and the same line - this should give us signific
https://bugs.kde.org/show_bug.cgi?id=356044
--- Comment #4 from Ivo Raisr ---
So I spotted the problem by a chance, because another redirected function got
used on Solaris/x86+amd64 (using gcc 4.8.2). However this is a generic problem
with location info on Linux as well.
Consider the following d
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