[Bug target/41693] New: RTL Check Failure in expand_debug_expr, at cfgexpand.c:2371

["rmansfield at qnx dot com" <gcc-bugzilla@gcc.gnu.org>]

$ ./xgcc -v
Using built-in specs.
COLLECT_GCC=./xgcc
Target: arm-unknown-linux-gnueabi
Configured with: ../configure --target=arm-unknown-linux-gnueabi
--prefix=/home/ryan/x-tools/arm-unknown-linux-gnueabi
--with-sysroot=/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi//sys-root
--enable-languages=c --disable-multilib --with-float=soft
--with-gmp=/home/ryan/x-tools/arm-unknown-linux-gnueabi
--with-mpfr=/home/ryan/x-tools/arm-unknown-linux-gnueabi
--disable-sjlj-exceptions --enable-__cxa_atexit
--with-local-prefix=/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi/sys-root
--disable-nls --enable-threads=posix --enable-symvers=gnu --enable-c99
--enable-long-long --enable-target-optspace --enable-checking=rtl
Thread model: posix
gcc version 4.5.0 20091013 (experimental) [trunk revision 152697] (GCC)

/home/ryan/gcc/trunk/gcc/bld/./gcc/xgcc -B/home/ryan/gcc/trunk/gcc/bld/./gcc/
-B/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi/bin/
-B/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi/lib/
-isystem
/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi/include
-isystem
/home/ryan/x-tools/arm-unknown-linux-gnueabi/arm-unknown-linux-gnueabi/sys-include
   -g -Os -O2  -g -Os -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE  -W -Wall
-Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
-Wold-style-definition  -isystem ./include  -fPIC -Wno-missing-prototypes -g
-DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED   -I. -I.
-I../.././gcc -I../../../libgcc -I../../../libgcc/. -I../../../libgcc/../gcc
-I../../../libgcc/../include  -DHAVE_CC_TLS -o _ffssi2.o -MT _ffssi2.o -MD -MP
-MF _ffssi2.dep -DL_ffssi2 -c ../../../libgcc/../gcc/libgcc2.c \
          -fvisibility=hidden -DHIDE_EXPORTS
../../../libgcc/../gcc/libgcc2.c: In function '__ffssi2':
../../../libgcc/../gcc/libgcc2.c:518:1: internal compiler error: RTL check:
expected elt 0 type 't', have '0' (rtx debug_expr) in expand_debug_expr, at
cfgexpand.c:2371
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[2]: *** [_ffssi2.o] Error 1
make[2]: Leaving directory
`/home/ryan/gcc/trunk/gcc/bld/arm-unknown-linux-gnueabi/libgcc'


-- 
           Summary: RTL Check Failure in expand_debug_expr, at
                    cfgexpand.c:2371
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rmansfield at qnx dot com
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: arm-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41693