| Re: [AD] Current SVN OS X issues |
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I looked at the static analyser part of clang a while ago and it did
find some bugs or potential bugs- might be worth re-running the
analysis?
https://sourceforge.net/tracker/?func=detail&aid=2769435&group_id=5665&atid=105665
Pete
On Wed, Jan 27, 2010 at 3:04 PM, Evert Glebbeek <eglebbk@xxxxxxxxxx> wrote:
> This is partly a reminder for myself to look into these things, partly something that others may wish to look into if they have time.
>
> 1. As I've mentioned previously, there is a problem with ex_logo that causes the logo text to disappear. This does not seem to affect the Linux port at least.
>
> 2. As Trent found, there is a mysterious crash in the native dialog addon. It gets triggered by abort_example() and also by closing the window of ex_native_filechooser. It is not triggered by the popups that occur while the example is run.
>
> 3. When running ex_windows and clicking one of the windows, I get
> 2010-01-27 09:53:23.572 ex_windows[6576:903] *** -[NSLock unlock]: lock (<NSLock: 0x100e06890> '(null)') unlocked from thread which did not lock it
> 2010-01-27 09:53:23.576 ex_windows[6576:903] *** Break on _NSLockError() to debug.
>
> 4. This one is a little bit different. Apple ships a new compiler with OS X 10.6 called clang. It's supposedly a better compiler than gcc is (although you can use a gcc front-end with the llvm backend that clang uses so I'm not sure how or why). Setting
> export CC=clang
> export PATH=/Developer/usr/bin:$PATH
> before running cmake allows Allegro to be compiled with clang. This works fine, however not all the examples work. ex_windows works (with the above-mentioned warning, which also occurs when using gcc), but ex_bitmap segfaults after the window opens.
>
> The first three could probably go on the tracker, maybe the fourth as well (as a feature request). It is at least worth checking if the crash is due to a problem in our code that gcc glosses over, or if it is due to a bug in clang (which I suppose is possible, since it's still in development).
>
> Evert
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