[Bug target/29474] [4.1/4.2/4.3 Regression] reload_cse_simplify_operands, at postreload.c:393 on m68k with -O -fPIC

["tbm at cyrius dot com" <gcc-bugzilla@gcc.gnu.org>]

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 3110 bytes --]



------- Comment #6 from tbm at cyrius dot com  2007-12-19 02:07 -------
(gdb) run -O -fPIC -quiet ~/vtk-vtkImageMaskBits.ii
Starting program: /home/tbm/tmp/gcc/gcc-4.2-m68k-20071218-r131051/gcc/cc1plus
-O -fPIC -quiet ~/vtk-vt
kImageMaskBits.ii
/home/tbm/vtk-vtkImageMaskBits.ii: In function ‘void
vtkImageMaskBitsExecute(vtkImageMaskBits*, vtkIma
geData*, vtkImageData*, int*, int, T*) [with T = short unsigned int]’:
/home/tbm/vtk-vtkImageMaskBits.ii:33352: error: insn does not satisfy its
constraints:
(insn 207 446 208 26 (set (reg:HI 0 %d0 [88])
        (and:HI (mem:HI (reg:SI 11 %a3) [0 S2 A16])
            (reg:HI 0 %d0 [orig:87+2 ] [87]))) 238 {andhi3}
(insn_list:REG_DEP_TRUE 206 (nil))
    (nil))

Breakpoint 1, fancy_abort (file=0x81fc58 "gcc/postreload.c", line=392,
    function=0x820120 "reload_cse_simplify_operands")
    at gcc/diagnostic.c:640
640     {
(gdb) where
#0  fancy_abort (file=0x81fc58 "gcc/postreload.c", line=392,
    function=0x820120 "reload_cse_simplify_operands")
    at gcc/diagnostic.c:640
#1  0x000000000066dd82 in _fatal_insn (msgid=<value optimized out>,
insn=0x2b7589b46820,
    file=0x81fc58 "gcc/postreload.c", line=392,
    function=0x820120 "reload_cse_simplify_operands")
    at gcc/rtl-error.c:119
#2  0x000000000066ddc7 in _fatal_insn_not_found (insn=0x188,
    file=0x820120 "reload_cse_simplify_operands", line=10,
    function=0xffffffff <Address 0xffffffff out of bounds>)
    at gcc/rtl-error.c:129
#3  0x000000000072c7a7 in reload_cse_simplify_operands (insn=0x2b7589b46820,
testreg=0x2b7589b5f360)
    at gcc/postreload.c:392
#4  0x000000000072c932 in reload_cse_regs_1 (first=0xffffffff)
    at gcc/postreload.c:171
#5  0x000000000072c9a8 in reload_cse_regs (first=0x81fc58)
    at gcc/postreload.c:67
#6  0x000000000072d7b1 in rest_of_handle_postreload ()
    at gcc/postreload.c:1578
#7  0x00000000006a0408 in execute_one_pass (pass=0x98c3e0)
    at gcc/passes.c:881
#8  0x00000000006a056c in execute_pass_list (pass=0x98c3e0)
    at gcc/passes.c:932
#9  0x00000000006a057e in execute_pass_list (pass=0x98aa60)
    at gcc/passes.c:933
---Type <return> to continue, or q <return> to quit---
#10 0x00000000006a057e in execute_pass_list (pass=0x98aa00)
    at gcc/passes.c:933
#11 0x00000000004d0a1e in tree_rest_of_compilation (fndecl=0x2b758948ee00)
    at gcc/tree-optimize.c:462
#12 0x0000000000473949 in expand_body (fn=0x2b758948ee00)
    at gcc/cp/semantics.c:3095
#13 0x00000000006cb374 in cgraph_expand_function (node=0x2b7589596f00)
    at gcc/cgraphunit.c:1243
#14 0x00000000006cbcb5 in cgraph_optimize () at gcc/cgraphunit.c:1308
#15 0x00000000004414af in cp_finish_file () at gcc/cp/decl2.c:3355
#16 0x00000000004b64ba in c_common_parse_file (set_yydebug=<value optimized
out>)
    at gcc/c-opts.c:1182
#17 0x0000000000682628 in toplev_main (argc=<value optimized out>, argv=<value
optimized out>)
    at gcc/toplev.c:1032
#18 0x00002b758670a4ca in __libc_start_main () from /lib/libc.so.6
#19 0x000000000040273a in _start () at ../sysdeps/x86_64/elf/start.S:113
(gdb)


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29474