Your message dated Mon, 13 Feb 2006 13:02:30 +0800 with message-id <[EMAIL PROTECTED]> has caused the Debian Bug report #352529, regarding [hppa] internal compiler error: in reload_cse_simplify_operands, at postreload.c:391 (error: insn does not satisfy its constraints) to be marked as having been forwarded to the upstream software author(s) Loïc Minier <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
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--- Begin Message ---Confirmed and filed in gcc bugzilla PR26255 randolph Loïc Minier wrote: > Package: gcc-4.0 > Version: 4:4.0.2-8 > Severity: normal > > Hi, > > 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 > > From what I understand of the problem: > - this file switches between assembly and macros in function of the > target arch to do some non-trivial operation (such as adding values > stored at memory locations indexed by a pointer and large indexes) > - in the end, gcc thinks a particular combination of operands and > instructions can't be used with respect to the architecture it tries > to build for > - gcc 1:3.3.5-13 builds the file > > What I have no idea of: > - whether what gcc 1:3.3.5-13 built was actually valid and usable code > for hppa > - whether gcc 4:4.0.2-8 is correct with the fact that it is not > possible to do that operation > - whether gcc 4:4.0.2-8 is correct in producing an error or whether it > should warn and workaround the problem > > Could you help we sched some light on this? > > I'm sorry I didn't try gcc-snapshot, but I used paer.d.o, the developer > machine, to diagnose and I couldn't install it myself. > > I'm putting debian-hppa@ in Cc:, perhaps they have a clue. Please Cc: > me on replies! > > Bye, > > [1] > http://buildd.debian.org/fetch.php?&pkg=gstreamer0.10-ffmpeg&ver=0.10.0-1&arch=hppa&stamp=1138998904&file=log&as=raw -- Randolph Chung Debian GNU/Linux Developer, hppa/ia64 ports http://www.tausq.org/
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