[Bug c++/32609] New: [4.2/4.3 Regression] ICE in htab_clear_slot at libiberty/hashtab.c:722

["rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

This is a regression from 4.2.0 which happens on both the branch and the trunk.

#2  0x000000000100363f in htab_clear_slot (htab=0x1649410, slot=0x168c1c0)
    at /space/rguenther/src/svn/trunk/libiberty/hashtab.c:722
#3  0x000000000052c797 in fixed_type_or_null (instance=0x2ae177ead4d0, 
    nonnull=0x7fff359ca13c, cdtorp=0x7fff359ca0ac)
    at /space/rguenther/src/svn/trunk/gcc/cp/class.c:5380
#4  0x000000000052b643 in fixed_type_or_null (instance=0x2ae177b61f00, 
    nonnull=0x7fff359ca13c, cdtorp=0x7fff359ca0ac)
    at /space/rguenther/src/svn/trunk/gcc/cp/class.c:5297
#5  0x000000000052c83d in resolves_to_fixed_type_p (instance=0x2ae177b61f00, 
    nonnull=0x7fff359ca13c)
    at /space/rguenther/src/svn/trunk/gcc/cp/class.c:5412
#6  0x0000000000500e36 in build_base_path (code=PLUS_EXPR, 
    expr=0x2ae177b61f00, binfo=0x2ae1778ede80, nonnull=1)
    at /space/rguenther/src/svn/trunk/gcc/cp/class.c:291
#7  0x00000000005a27c2 in build_class_member_access_expr (
    object=0x2ae177b61ec0, member=0x2ae176f46240, access_path=0x2ae177b2d180, 
    preserve_reference=0 '\0')
    at /space/rguenther/src/svn/trunk/gcc/cp/typeck.c:1876
#8  0x00000000005a49a5 in finish_class_member_access_expr (
    object=0x2ae177b61ec0, name=0x2ae175c81c60, template_p=0 '\0')
    at /space/rguenther/src/svn/trunk/gcc/cp/typeck.c:2236
...

testcase (from cln) is still reducing.


-- 
           Summary: [4.2/4.3 Regression] ICE in htab_clear_slot at
                    libiberty/hashtab.c:722
           Product: gcc
           Version: 4.2.1
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: critical
          Priority: P3
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32609