[Bug middle-end/30095] ICE in lhd_set_decl_assembler_name, at langhooks.c:165 with "-O0"

[pinskia at gcc dot gnu dot org]

------- Comment #6 from pinskia at gcc dot gnu dot org  2007-02-21 22:35 -------
;; __builtin_memcpy ((char[0:][1:1] *) D.992, &C.966, 4)
(insn 39 38 40 (set (reg:SI 134)
        (high:SI (symbol_ref:SI ("*.LANCHOR0") [flags 0x182]))) -1 (nil)
    (nil))

(insn 40 39 41 (set (reg/f:SI 133)
        (lo_sum:SI (reg:SI 134)
            (symbol_ref:SI ("*.LANCHOR0") [flags 0x182]))) -1 (nil)
    (expr_list:REG_EQUAL (symbol_ref:SI ("*.LANCHOR0") [flags 0x182])
        (nil)))

(insn 41 40 42 (set (reg:SI 135)
        (mem/c/i:SI (reg/f:SI 133) [0 C.966+0 S4])) -1 (nil)
    (nil))

(insn 42 41 0 (set (mem:SI (reg:SI 120 [ D.992 ]) [0 S4 A8])
        (reg:SI 135)) -1 (nil)
    (nil))


Hmm, the expansion of __builtin_memcpy just created an integer load.
I think the memcpy improvements for x86 hide the issue there.


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   GCC host triplet|i686-pc-linux-gnu           |
 GCC target triplet|                            |i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30095