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From: Nicolas <nikos42-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Mark Wielaard <mjw-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Arnaldo Carvalho de Melo
	<acme-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>,
	dwarves-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Brain fart alert
Date: Tue, 25 Sep 2012 00:19:02 +0200
Message-ID: <5060DC56.4080609@gmail.com> (raw)
In-Reply-To: <1346674948.3090.40.camel-OO0OHOuVXW89n/EXqpbZ8ns8WZQLr0HW@public.gmane.org>


[-- Attachment #1: Type: text/plain, Size: 764 bytes --]

Hello,

I can't reproduce the segfault on i386 anymore (I updated my system
since last time I tried), but I got a new brain fart alert, with the
attached example.

As previously to reproduce: g++ -g -c brainfart2.cpp -o brainfart2.o &&
pahole brainfart2.o

Thanks a lot,
Nicolas


On 03/09/2012 14:22, Mark Wielaard wrote:
> On Thu, 2012-08-30 at 18:35 +0200, Nicolas wrote:
>> On my i386 box, pahole segfaults in dwfl_module_getelf (in libdw.so.1,
>> version 0.153), but the problem may be on elfutils' side.
> 
> I cannot replicate that on i386 with 0.152 or 0.155 (so it might be
> 0.153 specific). But could you give a bit more details, and/or supply
> the binaries you tried to pahole, a core file or backtrace when this
> happens?
> 
> Thanks,
> 
> Mark
> 


[-- Attachment #2: brainfart2.cpp --]
[-- Type: text/x-c++src, Size: 345 bytes --]

using namespace std;
namespace std
{
  template<class _CharT> struct char_traits;
  template<typename _CharT, typename _Traits = char_traits<_CharT> > class basic_ostream;
  typedef basic_ostream<char> ostream;
}
class A  {};
class B: public A {};
class C: public B
{
  virtual void f(std::ostream& os) const;
};
void C::f(ostream& os) const {}

  parent reply index

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-21 18:22 Nicolas
     [not found] ` <CACHCVZ6oDyFwGbC4EwF_wsR9tCkoych5N6buLhRRLcyaL6iifw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-08-15 17:56   ` Arnaldo Carvalho de Melo
     [not found]     ` <20120815175647.GK2370-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2012-08-16 19:52       ` Arnaldo Carvalho de Melo
     [not found]         ` <20120816195224.GC10277-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2012-08-19 22:16           ` Mark Wielaard
2012-08-20 13:45         ` Dodji Seketeli
     [not found]           ` <m3obm5fzhs.fsf-fIDRvF7C5exg9hUCZPvPmw@public.gmane.org>
2012-08-20 17:35             ` Arnaldo Carvalho de Melo
2012-08-20 18:02   ` Arnaldo Carvalho de Melo
     [not found]     ` <20120820180216.GE3046-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2012-08-20 18:28       ` Arnaldo Carvalho de Melo
2012-08-30 16:35       ` Nicolas
     [not found]         ` <CACHCVZ5EJadxOTJ0T4phSfAcm1FK7wfeDTp9QcSa1V1JCpa8SA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-09-03 12:22           ` Mark Wielaard
     [not found]             ` <1346674948.3090.40.camel-OO0OHOuVXW89n/EXqpbZ8ns8WZQLr0HW@public.gmane.org>
2012-09-24 22:19               ` Nicolas [this message]
     [not found]                 ` <5060DC56.4080609-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-02-26  1:50                   ` Nicolas
     [not found]                     ` <CACHCVZ6uvDW1CpyxXio3P17EL6bE=FKGDNm11RNZTceR-dWLjg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-02-26 10:56                       ` Mark Wielaard
     [not found]                         ` <1361876163.4930.4.camel-Et2QWsRS+g7yukXOleVwRPp4M6BF03vq@public.gmane.org>
2013-03-20 13:37                           ` Arnaldo Carvalho de Melo
2015-11-11 18:26 David Sterba
     [not found] ` <20151111182618.GF6445-AlSwsSmVLrQ@public.gmane.org>
2015-11-11 20:11   ` Arnaldo Carvalho de Melo
     [not found]     ` <20151111201151.GA6712-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-11-11 21:05       ` David Sterba
     [not found]         ` <20151111210519.GG6445-AlSwsSmVLrQ@public.gmane.org>
2015-11-11 22:13           ` Arnaldo Carvalho de Melo
     [not found]             ` <20151111221340.GB12579-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-11-11 22:17               ` Arnaldo Carvalho de Melo
     [not found]                 ` <20151111221747.GC12579-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-11-11 22:48                   ` Arnaldo Carvalho de Melo

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