Re: [gdb-7.1] 10 days to branching...

[Christopher Faylor <cgf-use-the-mailinglist-please@sourceware.org>]

On Wed, Feb 03, 2010 at 09:19:57AM +0100, Kai Tietz wrote:
>2010/2/2 Christopher Faylor <cgf-use-the-mailinglist-please@sourceware.org>:
>> On Tue, Feb 02, 2010 at 05:02:11PM +0100, Kai Tietz wrote:
>>>2010/2/2 Chris Sutcliffe <ir0nh34d@gmail.com>:
>>>>> I don't know - I had never heard of anyone doing this kind of build
>>>>> before: ?From what I can tell, you are building a MinGW debugger using
>>>>> a cygwin compiler. ?If no one answered, it's probably because no one
>>>>> has anything to say (including: "that ought to work"). ?Have you tried
>>>>> using a MinGW compiler instead?
>>>>
>>>> For the mingw-w64 build, I did indeed build from within Cygwin using
>>>> the mingw-w64 cross compiling toolchain provided by the mingw-w64
>>>> project. ?For the MinGW32 binary I built it using MSYS and the MinGW
>>>> compiler. ?In both cases this is the method I used to the build the
>>>> 7.0.1 binary.
>>>
>>>Yes, I can confirm that buiding on a cygwin host by a valid
>>>cross-compiler is working nicely. I justed tried, and for me it still
>>>works. Possibly an issue about passed configure options?
>>>
>>>Just one point I found today. The new break-point handling seems to
>>>have problems in certain ways for me (at least on win32 versions). I
>>>get in case of setting breakpoints in Obj-C always the assertation
>>>'set_raw_breakpoint: Assertation sal.pspace != NULL' failed'. This is
>>>new and is somehow related to recent enhancements to breakpoint
>>>handling.
>>
>> I don't see anything like this when setting breakpoints in a c++
>> app. ?I'm not familiar with objective-C but I believe I managed to
>> build a simple hello world app. ?I set a breakpoint in main with
>> no problem.
>>
>> This is with a i686-cygwin gdb built on linux.
>>
>> cgf
>>
>
>Hallo Christopher,
>
>well for basic Object-C apps, I don't see the issue, too. For C and
>C++ I couldn't reproduce this. This seems to happen on setting of
>breakpoint on Object-C methods in shared object.
>I tried two different ways to set breakpoint. First variant is before
>starting (as pending breakpoint). This works a long as the DLL isn't
>loaded. As soon as it is, the gdb gives the above mentioned
>asseration. Second variant is, starting application and stopping it by
>Crtl-C, setting breakpoint. Here the problem is shown directly.
>I can provide the application I have (it is an about 50MB binary) and
>owned by the company I am working, but it seems that in such scenario
>the pspace remains NULL.

Any possibility that you can confirm whether this is a windows-only
problem?

I think the only way to do that is to provide a test case.

cgf