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[Bug target/58489] New: ICE: in reload_cse_simplify_operands, at postreload.c:411


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58489

            Bug ID: 58489
           Summary: ICE: in reload_cse_simplify_operands, at
                    postreload.c:411
           Product: gcc
           Version: 4.8.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: timo.teras at iki dot fi

Created attachment 30876
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30876&action=edit
preprocessed source triggering the issue

$ armv6-alpine-linux-muslgnueabihf-gcc -v
Using built-in specs.
COLLECT_GCC=armv6-alpine-linux-muslgnueabihf-gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/armv6-alpine-linux-muslgnueabihf/4.8.1/lto-wrapper
Target: armv6-alpine-linux-muslgnueabihf
Configured with: /home/tteras/aports/main/gcc/src/gcc-4.8.1/configure
--prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info
--build=i486-alpine-linux-uclibc --host=i486-alpine-linux-uclibc
--target=armv6-alpine-linux-muslgnueabihf --with-pkgversion='Alpine 4.8.1'
--enable-checking=release --disable-fixed-point --disable-libstdcxx-pch
--disable-multilib --disable-nls --disable-werror --disable-symvers
--enable-__cxa_atexit --enable-esp --enable-cloog-backend
--enable-languages=c,c++,ada --with-arch=armv6 --with-fpu=vfp --with-float=hard
--disable-libquadmath --disable-libssp --disable-libmudflap
--disable-libsanitizer --disable-bootstrap --enable-clocale=gnu
--with-sysroot=/home/tteras/alpine-sysroot/armv6-alpine-linux-muslgnueabihf/
--enable-shared --enable-threads --enable-tls --disable-libgomp
--disable-libatomic --disable-libitm --with-system-zlib
Thread model: posix
gcc version 4.8.1 (Alpine 4.8.1) 

armv6-alpine-linux-muslgnueabihf-gcc
-Wp,-MD,networking/libiproute/.ipaddress.o.d 
--sysroot=/home/tteras/alpine-sysroot/armv6-alpine-linux-muslgnueabihf/
-march=armv6 -mfpu=vfp -mhard-float -Os -fomit-frame-pointer -pipe -fPIC
-std=gnu99 -Iinclude -Ilibbb -Iinclude2
-I/home/tteras/aports/main/busybox/src/busybox-1.21.1/include
-I/home/tteras/aports/main/busybox/src/busybox-1.21.1/libbb -include
include/autoconf.h -D_GNU_SOURCE -DNDEBUG -D_LARGEFILE_SOURCE
-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D"BB_VER=KBUILD_STR(1.21.1)"
-DBB_BT=AUTOCONF_TIMESTAMP
-I/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute
-Inetworking/libiproute -Wall -Wshadow -Wwrite-strings -Wundef
-Wstrict-prototypes -Wunused -Wunused-parameter -Wunused-function
-Wunused-value -Wmissing-prototypes -Wmissing-declarations -Wno-format-security
-Wdeclaration-after-statement -Wold-style-definition -fno-builtin-strlen
-finline-limit=0 -fomit-frame-pointer -ffunction-sections -fdata-sections
-fno-guess-branch-probability -funsigned-char -static-libgcc
-falign-functions=1 -falign-jumps=1 -falign-labels=1 -falign-loops=1
-fno-unwind-tables -fno-asynchronous-unwind-tables -Os  -D"KBUILD_STR(s)=#s"
-D"KBUILD_BASENAME=KBUILD_STR(ipaddress)" 
-D"KBUILD_MODNAME=KBUILD_STR(ipaddress)" -c -o
networking/libiproute/ipaddress.o
/home/tteras/aports/main/busybox/src/busybox-1.21.1/
networking/libiproute/ipaddress.c
In file included from
/home/tteras/aports/main/busybox/src/busybox-1.21.1/include/libbb.h:40:0,
                 from
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ip_common.h:5,
                 from
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ipaddress.c:15:
/home/tteras/alpine-sysroot/armv6-alpine-linux-muslgnueabihf/usr/include/sys/poll.h:1:2:
warning: #warning redirect
ing incorrect #include <sys/poll.h> to <poll.h> [-Wcpp]
 #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
  ^
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ipaddress.c:
In function 'ipaddr_list_or_flush':
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ipaddress.c:589:1:
error: insn does not satisfy its constraints:
 }
 ^
(insn 1333 491 499 36 (set (reg:QI 0 r0)
        (reg:QI 13 sp))
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ipaddress.c:494
198 {*arm_movqi_insn}
     (nil))
/home/tteras/aports/main/busybox/src/busybox-1.21.1/networking/libiproute/ipaddress.c:589:1:
internal compiler error: in reload_cse_simplify_operands, at postreload.c:411
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

The same code compiles with same gcc if targetting -march=armv7-a -mfpu=vfpv3.

Bug is reproduced with gcc-4.8.1 and gcc-linaro-4.8-2013.09.


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