[Bug middle-end/50451] New: [4.7 regression] internal compiler error at tree-vect-loop.c:3557

["jojelino at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50451

             Bug #: 50451
           Summary: [4.7 regression] internal compiler error at
                    tree-vect-loop.c:3557
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: jojelino@gmail.com
              Host: i686-pc-cygwin
            Target: i686-pc-cygwin
             Build: i686-pc-cygwin


Created attachment 25311
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25311
preprocessed source

gcc   -DHAVE_MKSTEMP   -DHAVE_FONTCONFIG -DHAVE_LIBIDN -DHAVE_SETLOCALE 
-DHAVE_DBUS -DHAVE_BSWAP32 -DHAVE_BYTESWAP_H -O4 -mfpmath=sse -march=native
-mtune=native -g -flto -Wall -Wstrict-prototypes -Wundef -Wmissing-declarations
-Wmissing-prototypes -Wwrite-strings -Wno-strict-aliasing
-Wdeclaration-after-statement -fno-builtin -fno-common -DHAVE_STDINT_H=1
-DHAVE_SYS_TIME_H=1 -DGX_COLOR_INDEX_TYPE="unsigned long long" 
-DUSE_LIBICONV_GNU  -Ifreetype/include -DFT2_BUILD_LIBRARY -DDARWIN_NO_CARBON 
-o ./obj/psconv.o -c freetype/src/psaux/psconv.c -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/i686-pc-cygwin/4.7.0/lto-wrapper.exe
Target: i686-pc-cygwin
Configured with: ./configure --config-cache --prefix=/usr
--disable-win32-registry --enable-threads=win32 --enable-languages=c,c++,lto
--with-win32-nlsapi=unicode --enable-tls --disable-bootstrap --enable-shared
--disable-sjlj-exceptions --enable-gomp --enable-cloog-backend=isl
Thread model: win32
gcc version 4.7.0 20110918 (experimental) (GCC)
COLLECT_GCC_OPTIONS='-D' 'HAVE_MKSTEMP' '-D' 'HAVE_FONTCONFIG' '-D'
'HAVE_LIBIDN' '-D' 'HAVE_SETLOCALE' '-D' 'HAVE_DBUS' '-D' 'HAVE_BSWAP32' '-D'
'HAVE_BYTESWAP_H' '-O4' '-mfpmath=sse' '-march=native' '-mtune=native' '-g'
'-flto' '-Wall' '-Wstrict-prototypes' '-Wundef' '-Wmissing-declarations'
'-Wmissing-prototypes' '-Wwrite-strings' '-Wno-strict-aliasing'
'-Wdeclaration-after-statement' '-fno-builtin' '-fno-common' '-D'
'HAVE_STDINT_H=1' '-D' 'HAVE_SYS_TIME_H=1' '-D' 'GX_COLOR_INDEX_TYPE=unsigned
long long' '-D' 'USE_LIBICONV_GNU' '-I' 'freetype/include' '-D'
'FT2_BUILD_LIBRARY' '-D' 'DARWIN_NO_CARBON' '-o' './obj/psconv.o' '-c' '-v'
 /usr/libexec/gcc/i686-pc-cygwin/4.7.0/cc1.exe -quiet -v -I freetype/include
-D__CYGWIN32__ -D__CYGWIN__ -Dunix -D__unix__ -D__unix -idirafter
/usr/lib/gcc/i686-pc-cygwin/4.7.0/../../../../i686-pc-cygwin/lib/../include/w32api
-idirafter
/usr/lib/gcc/i686-pc-cygwin/4.7.0/../../../../i686-pc-cygwin/lib/../../include/w32api
-D HAVE_MKSTEMP -D HAVE_FONTCONFIG -D HAVE_LIBIDN -D HAVE_SETLOCALE -D
HAVE_DBUS -D HAVE_BSWAP32 -D HAVE_BYTESWAP_H -D HAVE_STDINT_H=1 -D
HAVE_SYS_TIME_H=1 -D GX_COLOR_INDEX_TYPE=unsigned long long -D USE_LIBICONV_GNU
-D FT2_BUILD_LIBRARY -D DARWIN_NO_CARBON freetype/src/psaux/psconv.c
-march=core2 -mcx16 -msahf -mno-movbe -mno-aes -mno-pclmul -mno-popcnt -mno-abm
-mno-lwp -mno-fma -mno-fma4 -mno-xop -mno-bmi -mno-bmi2 -mno-tbm -mno-avx
-mno-avx2 -mno-sse4.2 -msse4.1 -mno-lzcnt --param l1-cache-size=32 --param
l1-cache-line-size=64 --param l2-cache-size=2048 -mtune=core2 -quiet -dumpbase
psconv.c -mfpmath=sse -auxbase-strip ./obj/psconv.o -g -O4 -Wall
-Wstrict-prototypes -Wundef -Wmissing-declarations -Wmissing-prototypes
-Wwrite-strings -Wno-strict-aliasing -Wdeclaration-after-statement -version
-flto -fno-builtin -fno-common -o /tmp/ccOOLJGb.s
GNU C (GCC) version 4.7.0 20110918 (experimental) (i686-pc-cygwin)
        compiled by GNU C version 4.7.0 20110829 (experimental), GMP version
5.0.0, MPFR version 3.0.1-p4, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
ignoring duplicate directory "/usr/include"
ignoring duplicate directory
"/usr/lib/gcc/i686-pc-cygwin/4.7.0/../../../../i686-pc-cygwin/lib/../../include/w32api"
#include "..." search starts here:
#include <...> search starts here:
 freetype/include
 /usr/lib/gcc/i686-pc-cygwin/4.7.0/include
 /usr/local/include
 /usr/lib/gcc/i686-pc-cygwin/4.7.0/include-fixed
 /usr/lib/gcc/i686-pc-cygwin/4.7.0/../../../../i686-pc-cygwin/include

/usr/lib/gcc/i686-pc-cygwin/4.7.0/../../../../i686-pc-cygwin/lib/../include/w32api
End of search list.
GNU C (GCC) version 4.7.0 20110918 (experimental) (i686-pc-cygwin)
        compiled by GNU C version 4.7.0 20110829 (experimental), GMP version
5.0.0, MPFR version 3.0.1-p4, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 5daf0dfdc983589a8c64d9638e3b743e
freetype/src/psaux/psconv.c: In function 'PS_Conv_ToFixed':
freetype/src/psaux/psconv.c:143:3: internal compiler error: vector
VEC(tree,base) index domain error, in vect_create_epilog_for_reduction at
tree-vect-loop.c:3557
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.