[lldb-dev] a runtime bug for lldb on redhat enterprise linux 6.3 with gcc 4.8.2

[杨勇勇]

Thank you, Greg.

I update libedit to version 3.1 and pull a new snapshot of LLDB source
tree, it works well now.

Regards!


2013/11/16 Greg Clayton <gclayton at apple.com>

> Update your libedit to the latest version. The version that is installed
> by default is very old. Updating this should fix any prompt issues.
>
> Not sure what is going on with the pthread_join, you will need to debug
> this or have someone on the linux side help you track this down if it is
> reproducible.
>
> A _lot_ of fixes have been made on top of tree LLDB, I would recommend
> actually building the top of tree:
>
> http://lldb.llvm.org/build.html
>
>
> Greg
>
> On Nov 14, 2013, at 8:27 PM, 杨勇勇 <triple.yang at gmail.com> wrote:
>
> > Hi, all
> >
> > A few days ago I built lldb 3.3 release on our workstation with redhat
> enterprise linux 6.3 x86_64 (gcc verison 4.8.2). At the very beginning,
> lldb seemd to work and I debugged small native programs. Still, the bug
> showed itself randomly as follows:
> > 1. at first, "(lldb)" prompt is missing and input from keyboard is not
> printed out, which means whatever I type, I can not read them on screen.
> Still, lldb corresponds to the command I type on condition that I input
> them correctly. lldb gives tips if I type a wrong command string.
> > 2. if situation mentioned above appears and I type "quit" to exit lldb,
> a segmentation fault (core dumped) happen. I debug lldb with gdb-7.6.1, and
> track the segmentation fault source to a message "Program received signal
> SIGSEGV, segmentation fault. 0x3b55c07fc3 in pthread_join () from
> /lib64/libpthread.so.0".
> >
> > Since I am not familiar with multi-thread programming, I can not dig any
> further. Do you guys have Any clue?
> >
> > Thanks beforehand.
> >
> > --
> > 杨勇勇 (Yang Yong-Yong)
> > _______________________________________________
> > lldb-dev mailing list
> > lldb-dev at cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/lldb-dev
>
>


-- 
杨勇勇 (Yang Yong-Yong)
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/lldb-dev/attachments/20131119/7f9f0b15/attachment.html>