[FFmpeg-devel] Disable inlining when using --disable-optimizations
Thu Jul 30 21:44:30 CEST 2009
On Thu, Jul 30, 2009 at 03:28:58PM -0400, Jeff Downs wrote:
> When debugging issues and crashes in ffmpeg recently, I found it helpful
> to have a way to disable inlining so you can get real stack frames for
> each function. --disable-optimizations gets you most of the way there, but
> functions marked av_always_inline will still get inlined.
> Turns out there is already a case for disabling av_always_inline
> (--enable-small); I extended the conditions for that to include
> disabled optimizations.
> I've been using this for several weeks here and found it useful, so I
> figured I'd post it.
> When using this I noticed that the existing way of turning off
> av_always_inline causes warnings of redefinition; patch
> silences the warnings, too.
> --- configure (revision 19505)
> +++ configure (working copy)
> @@ -2655,7 +2655,8 @@
> -if enabled small; then
> +if enabled small || disabled optimizations; then
> + echo "#undef av_always_inline" >> $TMPH
> echo "#define av_always_inline" >> $TMPH
Sounds reasonable, Mans?
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