[Bug rtl-optimization/49900] New: [4.7 regression] ICE in advance_target_bb, at sched-ebb.c:691

[schwab@linux-m68k.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49900

           Summary: [4.7 regression] ICE in advance_target_bb, at
                    sched-ebb.c:691
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: schwab@linux-m68k.org
                CC: bernds@codesourcery.com
            Target: ia64-*-*


/bin/sh ./libtool --tag=GCJ   --mode=compile
/usr/local/gcc/gcc-20110729/Build/./gcc/gcj
-B/usr/local/gcc/gcc-20110729/Build/ia64-suse-linux/libjava/
-B/usr/local/gcc/gcc-20110729/Build/./gcc/ -B/usr/ia64-suse-linux/bin/
-B/usr/ia64-suse-linux/lib/ -isystem /usr/ia64-suse-linux/include -isystem
/usr/ia64-suse-linux/sys-include    -funwind-tables -fclasspath=
-fbootclasspath=../../../libjava/classpath/lib --encoding=UTF-8 -Wno-deprecated
-fbootstrap-classes -g -O2  -c -o java/lang/ref.lo
-fsource-filename=/usr/local/gcc/gcc-20110729/Build/ia64-suse-linux/libjava/classpath/lib/classes
-MT java/lang/ref.lo -MD -MP -MF java/lang/ref.deps @java/lang/ref.list
libtool: compile:  /usr/local/gcc/gcc-20110729/Build/./gcc/gcj
-B/usr/local/gcc/gcc-20110729/Build/ia64-suse-linux/libjava/
-B/usr/local/gcc/gcc-20110729/Build/./gcc/ -B/usr/ia64-suse-linux/bin/
-B/usr/ia64-suse-linux/lib/ -isystem /usr/ia64-suse-linux/include -isystem
/usr/ia64-suse-linux/sys-include -funwind-tables -fclasspath=
-fbootclasspath=../../../libjava/classpath/lib --encoding=UTF-8 -Wno-deprecated
-fbootstrap-classes -g -O2 -c
-fsource-filename=/usr/local/gcc/gcc-20110729/Build/ia64-suse-linux/libjava/classpath/lib/classes
-MT java/lang/ref.lo -MD -MP -MF java/lang/ref.deps @java/lang/ref.list  -fPIC
-o java/lang/.libs/ref.o
/usr/local/gcc/gcc-20110729/libjava/classpath/java/lang/ref/ReferenceQueue.java:
In class 'java.lang.ref.ReferenceQueue':
/usr/local/gcc/gcc-20110729/libjava/classpath/java/lang/ref/ReferenceQueue.java:
In method 'java.lang.ref.ReferenceQueue.enqueue(java.lang.ref.Reference)':
In file included from
/usr/local/gcc/gcc-20110729/libjava/java/lang/ref/Reference.java:202:0,
                 from
/usr/local/gcc/gcc-20110729/libjava/classpath/java/lang/ref/PhantomReference.java:75,
                 from <built-in>:6:
/usr/local/gcc/gcc-20110729/libjava/classpath/java/lang/ref/ReferenceQueue.java:97:0:
internal compiler error: in advance_target_bb, at sched-ebb.c:691