On Sat, 07 Dec 2019 23:49:53 +0100, Olof Johansson wrote: > > The loop optimizer seems to go astray here, and produces some warnings > that don't seem valid. > > Still, the code can be simplified -- just clear the whole array at the > beginning, and fill in whatever values are valid on the platform. > > Warnings before this change (GCC 8.2.0 ARM allmodconfig): > > In file included from ../sound/pci/echoaudio/gina24.c:115: > ../sound/pci/echoaudio/echoaudio.c: In function 'snd_echo_vumeters_get': > ../sound/pci/echoaudio/echoaudio_dsp.c:647:9: warning: iteration 1073741824 invokes undefined behavior [-Waggressive-loop-optimizations] > In file included from ../sound/pci/echoaudio/layla24.c:112: > ../sound/pci/echoaudio/echoaudio.c: In function 'snd_echo_vumeters_get': > ../sound/pci/echoaudio/echoaudio_dsp.c:658:9: warning: iteration 1073741824 invokes undefined behavior [-Waggressive-loop-optimizations] > ../sound/pci/echoaudio/echoaudio_dsp.c:647:9: warning: iteration 1073741824 invokes undefined behavior [-Waggressive-loop-optimizations] > > Signed-off-by: Olof Johansson <olof@xxxxxxxxx> Applied now, thanks. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
