While investigating gstreamer0.10-ffmpeg's build failure under hppa[1],
I received the following error from gcc:
gcc -DHAVE_CONFIG_H -I. -I. -I.. -I../libavutil -DHAVE_AV_CONFIG_H=1 -Wall -Wno-switch -g -O2 -MT mpegaudiodec.lo -MD -MP -MF .deps/mpegaudiodec.Tpo -c mpegaudiodec.c -fPIC -DPIC -o .libs/mpegaudiodec.o
mpegaudiodec.c: In function 'mp_decode_frame':
mpegaudiodec.c:2445: warning: pointer targets in passing argument 4 of 'ff_mpa_synth_filter' differ in signedness
mpegaudiodec.c: In function 'ff_mpa_synth_filter':
mpegaudiodec.c:920: error: insn does not satisfy its constraints:
(insn 4924 2540 2542 4 mpegaudiodec.c:888 (set (reg:HI 70 %fr23 [1852])
(reg:HI 1 %r1)) 53 {*pa.md:2926} (nil)
(nil))
mpegaudiodec.c:920: internal compiler error: in reload_cse_simplify_operands, at postreload.c:391