[Bug rtl-optimization/39588] [4.3/4.4/4.5 Regression] internal compiler error: in trunc_int_for_mode, at explow.c:55

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2009-03-30 14:24 -------
Confirmed.  -ftree-vectorize is the problem or maybe triggers a target problem.

#1  0x0000000000605517 in trunc_int_for_mode (c=0, mode=V4SImode)
    at /space/rguenther/src/svn/trunk/gcc/explow.c:56
56        gcc_assert (SCALAR_INT_MODE_P (mode));

#1  0x0000000000605517 in trunc_int_for_mode (c=0, mode=V4SImode)
    at /space/rguenther/src/svn/trunk/gcc/explow.c:56
#2  0x0000000000e481a3 in merge_outer_ops (pop0=0x7fffffffd228, 
    pconst0=0x7fffffffd220, op1=NEG, const1=0, mode=V4SImode, 
    pcomp_p=0x7fffffffd21c)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:8962
#3  0x0000000000e494f5 in simplify_shift_const_1 (code=ASHIFT, 
    result_mode=V4SImode, varop=0x7ffff61a9850, orig_count=1)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:9486
#4  0x0000000000e49dfb in simplify_shift_const (x=0x7ffff61a25c0, code=ASHIFT, 
    result_mode=V4SImode, varop=0x7ffff61a9850, count=1)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:9723
#5  0x0000000000e3e277 in combine_simplify_rtx (x=0x7ffff61a25c0, 
    op0_mode=V4SImode, in_dest=0)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:5225
#6  0x0000000000e3c4e1 in subst (x=0x7ffff61a25c0, from=0x7ffff61a24e0, 
    to=0x7ffff61a9850, in_dest=0, unique_copy=0)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:4543
#7  0x0000000000e3c2e7 in subst (x=0x7ffff61a25e0, from=0x7ffff61a24e0, 
    to=0x7ffff61a9850, in_dest=0, unique_copy=0)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:4481
#8  0x0000000000e370bf in try_combine (i3=0x7ffff61a0b40, i2=0x7ffff61a0af0, 
    i1=0x0, new_direct_jump_p=0x7fffffffda34)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:2726
#9  0x0000000000e336bc in combine_instructions (f=0x7ffff61a8080, nregs=111)
    at /space/rguenther/src/svn/trunk/gcc/combine.c:1256
#10 0x0000000000e5197b in rest_of_handle_combine ()
    at /space/rguenther/src/svn/trunk/gcc/combine.c:12999


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
          Component|c                           |rtl-optimization
     Ever Confirmed|0                           |1
           Keywords|                            |ice-on-valid-code
   Last reconfirmed|0000-00-00 00:00:00         |2009-03-30 14:24:15
               date|                            |
            Summary|internal compiler error: in |[4.3/4.4/4.5 Regression]
                   |trunc_int_for_mode, at      |internal compiler error: in
                   |explow.c:55                 |trunc_int_for_mode, at
                   |                            |explow.c:55
   Target Milestone|---                         |4.3.4


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39588