[Bug c/15499] New: ICE in copyprop_hardreg_forward_1 on cross compile for ARM

["Michael dot Link at adc dot com" <gcc-bugzilla at gcc dot gnu dot org>]

Internal compiler error when compiling OpenSSL 0.9.7d. I didn't encounter this
error when using -Os.

$ arm-9tdmi-linux-gnu-gcc -I.. -I../.. -I../../include -fPIC -DZLIB_SHARED
-DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H
-DOPENSSL_NO_KRB5 -DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall
--save-temps  -c -o pem_info.o pem_info.c
pem_info.c: In function `PEM_X509_INFO_read_bio':
pem_info.c:275: error: insn does not satisfy its constraints:
(insn:HI 828 1799 832 23 (set (mem/s:SI (post_modify:SI (reg:SI 1 r1 [orig:343
<variable>.dec_pkey ] [343])
                (plus:SI (reg:SI 1 r1 [orig:343 <variable>.dec_pkey ] [343])
                    (const_int 12 [0xc]))) [5 <variable>.type+0 S4 A32])
        (reg:SI 8 r8 [344])) 125 {*arm_movsi_insn} (insn_list 827 (insn_list 826
(nil)))
    (expr_list:REG_DEAD (reg:SI 8 r8 [344])
        (expr_list:REG_INC (reg:SI 1 r1 [orig:343 <variable>.dec_pkey ] [343])
            (expr_list:REG_EQUAL (const_int 6 [0x6])
                (nil)))))
pem_info.c:275: internal compiler error: in copyprop_hardreg_forward_1, at
regrename.c:1549
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

$ arm-9tdmi-linux-gnu-gcc -v
Reading specs from
/opt/crosstool/arm-9tdmi-linux-gnu/gcc-3.4.0-glibc-2.3.2/lib/gcc/arm-9tdmi-linux-gnu/3.4.0/specs
Configured with:
/home/linkm/crosstool-0.28-rc13/build/arm-9tdmi-linux-gnu/gcc-3.4.0-glibc-2.3.2/gcc-3.4.0/configure
--target=arm-9tdmi-linux-gnu --host=i686-host_pc-linux-gnu
--prefix=/opt/crosstool/arm-9tdmi-linux-gnu/gcc-3.4.0-glibc-2.3.2
--with-cpu=arm9tdmi --enable-cxx-flags=-mcpu=arm9tdmi
--with-headers=/opt/crosstool/arm-9tdmi-linux-gnu/gcc-3.4.0-glibc-2.3.2/arm-9tdmi-linux-gnu/include
--with-local-prefix=/opt/crosstool/arm-9tdmi-linux-gnu/gcc-3.4.0-glibc-2.3.2/arm-9tdmi-linux-gnu
--disable-nls --enable-threads=posix --enable-symvers=gnu --enable-__cxa_atexit
--enable-languages=c,c++ --enable-shared --enable-c99 --enable-long-long
Thread model: posix
gcc version 3.4.0

-- 
           Summary: ICE in copyprop_hardreg_forward_1 on cross compile for
                    ARM
           Product: gcc
           Version: 3.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: Michael dot Link at adc dot com
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-host_pc-linux-gnu
  GCC host triplet: i686-host_pc-linux-gnu
GCC target triplet: arm-9tdmi-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15499