http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61060
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-05-05
Ever confirmed|0 |1
--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
Confirmed, modeless (const_int 0) leaks to line 24181.
(gdb) f 7
#7 0x0000000000c4fc71 in ix86_expand_set_or_movmem (dst=0x7ffff19c5d50,
src=0x10048e0 <int_mode_for_mode(machine_mode)::__FUNCTION__>, src@entry=0x0,
count_exp=0x7ffff18a5470, val_exp=0x190,
val_exp@entry=0x7ffff18a5510, align_exp=0x64,
align_exp@entry=0x7ffff18a5480, expected_align_exp=0x7ff9fffff00,
expected_align_exp@entry=0x7ffff18a5480, expected_size_exp=0x7ffff18a5460,
min_size_exp=0x0, max_size_exp=0x190, max_size_exp@entry=0x7ffff18a5510,
probable_max_size_exp=0x10048e0
<int_mode_for_mode(machine_mode)::__FUNCTION__>,
probable_max_size_exp@entry=0x0,
issetmem=true) at /home/uros/gcc-svn/trunk/gcc/config/i386/i386.c:24182
24182 count_exp = copy_to_mode_reg (GET_MODE (count_exp), count_exp);
(gdb) p debug_rtx (count_exp)
(const_int 0 [0])
$9 = void
(gdb) list
24177 creating of promoted vector value is very cheap in this case. */
24178 if (issetmem && alg == vector_loop && val_exp != const0_rtx)
24179 alg = unrolled_loop;
24180
24181 if (!count)
24182 count_exp = copy_to_mode_reg (GET_MODE (count_exp), count_exp);
24183 destreg = ix86_copy_addr_to_reg (XEXP (dst, 0));
24184 if (!issetmem)
24185 srcreg = ix86_copy_addr_to_reg (XEXP (src, 0));
24186
