http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58394
Bug ID: 58394 Summary: unrecognizable insn Product: gcc Version: 4.8.1 Status: UNCONFIRMED Severity: major Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: xperience at interia dot pl When I try to compile firefox under gentoo I have following error: /var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt/rate.c: In function 'compute_allocation': /var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt/rate.c:642:1: error: unrecognizable insn: } ^ (insn 1411 1410 1412 195 (set (reg:V4SI 1247) (unspec:V4SI [ (const_vector:V4SI [ (const_int 0 [0]) (const_int 0 [0]) (const_int 0 [0]) (const_int 0 [0]) ]) (reg:V4SI 1243 [ vect_var_.67 ]) (const_int 1 [0x1]) ] UNSPEC_VCGE)) /var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt/rate.c:525 -1 (nil)) /var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt/rate.c:642:1: internal compiler error: in extract_insn, at recog.c:2150 full command line: armv7a-hardfloat-linux-gnueabi-gcc -o rate.o -c -fvisibility=hidden -DOPUS_BUILD -DOPUS_VERSION='"draft-11-mozilla"' -DUSE_ALLOCA -Drestrict= -DHAVE_LRINTF -DMOZ_GLUE_IN_PROGRAM -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/include -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/silk -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/src -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/silk/float -I/var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus -I. -I../../dist/include -I/usr/include/nspr -I/usr/include/nss -fPIC -Wall -Wpointer-arith -Wdeclaration-after-statement -Werror=return-type -Wtype-limits -Wempty-body -Wno-unused -Wno-overlength-strings -pipe -fomit-frame-pointer -mtune=native -mcpu=native -mfpu=neon-vfpv4 -mfloat-abi=hard -fPIC -fno-strict-aliasing -ffunction-sections -fdata-sections -pthread -pipe -DNDEBUG -DTRIMMED -O3 -fomit-frame-pointer -include ../../mozilla-config.h -DMOZILLA_CLIENT -MD -MF .deps/rate.o.pp /var/tmp/portage/www-client/firefox-17.0.8/work/mozilla-esr17/media/libopus/celt/rate.c It happends only when -O3 is used