[Bug target/51959] New: [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

             Bug #: 51959
           Summary: [4.7 Regression] ICE in set_mem_alias_set, at
                    emit-rtl.c:1884
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: rguenth@gcc.gnu.org
            Target: ia64-*-linux


Compiling Qt4 results in

/usr/lib/gcc/ia64-suse-linux/4.7/cc1plus -fpreprocessed qicon.ii -quiet
-dumpbase qicon.cpp -auxbase-strip .obj/release-shared/qicon.o -g -O2 -O2 -Wall
-Wextra -version -fmessage-length=0 -fstack-protector -funwind-tables
-fasynchronous-unwind-tables -fvisibility=hidden -fvisibility-inlines-hidden
-fPIC -o qicon.s
In file included from ../../include/QtCore/qlist.h:1:0,
                 from image/qicon.h:47,
                 from image/qicon.cpp:42:
../../include/QtCore/../../src/corelib/tools/qlist.h: In member function 'void
QList<T>::append(const T&) [with T = QSize]':
../../include/QtCore/../../src/corelib/tools/qlist.h:373:39: internal compiler
error: in set_mem_alias_set, at emit-rtl.c:1884
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://bugs.opensuse.org/> for instructions.