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Re: How about using static link instead of dynamic loaded dlls?
From: |
Juanma Barranquero |
Subject: |
Re: How about using static link instead of dynamic loaded dlls? |
Date: |
Thu, 05 Jun 2003 21:38:57 +0200 |
On Thu, 05 Jun 2003 13:06:02 +0100, Robin Hu and Jason Rumney wrote:
> > While compiling with msvc with optimization turned on, Emacs will
> > emit an access vilation exception while load a tiff file or a png
> > file. I believe the problem is something related to lookup_image(),
> > but debug an optimized program is really hard. ;-(
Don't worry: with MSVC 7.0 it happens in non-optimized builds too. I'm
going to test with 7.1 (aka Visual C++ .NET 2003)
> Why is it hard? You should be able to get at least some idea of where it
> is going wrong my single stepping through lookup_image. Maybe some of
> the underlying machine instructions are not what you would expect from
> looking at the current line, but that should not stop you from getting a
> general idea of what is happening.
We've already discussed this: you can step till png_load, and then bang!
The crash happens inside the DLL, and the data being passed to the call
seems correct... :(
/L/e/k/t/u
Re: How about using static link instead of dynamic loaded dlls?, David Masterson, 2003/06/05