[Bug tree-optimization/32167] New: [pointer_plus] Ice in compare_values_warnv, at tree-vrp.c:760

["mstein at phenix dot rootshell dot be" <gcc-bugzilla at gcc dot gnu dot org>]

Hello,
I get an ICE when compiling linux-2.6.20 with a host-gcc from today's
pointer_plus branch.

  gcc -m32 -Wp,-MD,drivers/atm/.horizon.o.d  -nostdinc -isystem
/home/mstein/host-gcc/pointer_plus-2007-05-31/bin/../lib/gcc/i686-pc-linux-gnu/4.3.0/include
-D__KERNEL__ -Iinclude  -include include/linux/autoconf.h -Wall -Wundef
-Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Os -pipe
-msoft-float -mregparm=3 -mpreferred-stack-boundary=2  -march=i686
-mtune=generic -ffreestanding -maccumulate-outgoing-args -DCONFIG_AS_CFI=1 
-Iinclude/asm-i386/mach-default -fno-omit-frame-pointer
-fno-optimize-sibling-calls -g  -fno-stack-protector
-Wdeclaration-after-statement -Wno-pointer-sign   -DMODULE -D"KBUILD_STR(s)=#s"
-D"KBUILD_BASENAME=KBUILD_STR(horizon)"  -D"KBUILD_MODNAME=KBUILD_STR(horizon)"
-c -o drivers/atm/.tmp_horizon.o drivers/atm/horizon.c
drivers/atm/horizon.c: In function 'hrz_probe':
drivers/atm/horizon.c:2690: internal compiler error: in compare_values_warnv,
at tree-vrp.c:760


-- 
           Summary: [pointer_plus] Ice in compare_values_warnv, at tree-
                    vrp.c:760
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: mstein at phenix dot rootshell dot be
GCC target triplet: i686-gnu-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32167