[Bug bootstrap/45134] New: [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: internal compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495

[Bug bootstrap/45134] New: [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: internal compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495

[dominiq at lps dot ens dot fr]

At revision 162686 boostrapping fails on powerpc-apple-darwin9 with

/opt/gcc/darwin_buildw/./prev-gcc/xgcc -B/opt/gcc/darwin_buildw/./prev-gcc/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/lib/ -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include    -c   -g -O2
-mdynamic-no-pic -gtoggle -DIN_GCC   -W -Wall -Wwrite-strings -Wcast-qual
-Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror
-Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -I. -I.
-I../../gcc-4.6-work/gcc -I../../gcc-4.6-work/gcc/.
-I../../gcc-4.6-work/gcc/../include -I../../gcc-4.6-work/gcc/../libcpp/include
-I/sw/include  -I../../gcc-4.6-work/gcc/../libdecnumber
-I../../gcc-4.6-work/gcc/../libdecnumber/dpd -I../libdecnumber  -I/sw/include
-DCLOOG_PPL_BACKEND    ../../gcc-4.6-work/gcc/cfg.c -o cfg.o
../../gcc-4.6-work/gcc/cfg.c: In function 'scale_bbs_frequencies_gcov_type':
../../gcc-4.6-work/gcc/cfg.c:1109:1: internal compiler error: in
delete_corresponding_reg_eq_notes, at dce.c:495

(see also http://gcc.gnu.org/ml/gcc-regression/2010-07/msg00302.html ).


-- 
           Summary: [4.6 Regression] Bootstrap failure for powerpc-apple-
                    darwin9: internal compiler error: in
                    delete_corresponding_reg_eq_notes, at dce.c:495
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: dominiq at lps dot ens dot fr
 GCC build triplet: powerpc-apple-darwin9
  GCC host triplet: powerpc-apple-darwin9
GCC target triplet: powerpc-apple-darwin9


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: internal compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495

[dje at gcc dot gnu dot org]

------- Comment #1 from dje at gcc dot gnu dot org  2010-07-29 18:32 -------
This fails on powerpc-ibm-aix as well:

/farm/dje/src/src/gcc/cfg.c: In function 'scale_bbs_frequencies_gcov_type':
/farm/dje/src/src/gcc/cfg.c:1109:1: internal compiler error: in
delete_corresponding_reg_eq_notes, at dce.c:495


-- 

dje at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dje at gcc dot gnu dot org
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
  GCC build triplet|powerpc-apple-darwin9       |*-*-*
   GCC host triplet|powerpc-apple-darwin9       |*-*-*
 GCC target triplet|powerpc-apple-darwin9       |powerpc-*-*
           Keywords|                            |build, ice-on-valid-code
   Last reconfirmed|0000-00-00 00:00:00         |2010-07-29 18:32:47
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: internal compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495

[dje at gcc dot gnu dot org]

------- Comment #2 from dje at gcc dot gnu dot org  2010-07-29 18:33 -------
*** Bug 45135 has been marked as a duplicate of this bug. ***


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: internal compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495

[bergner at gcc dot gnu dot org]

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
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------- Comment #3 from bergner at gcc dot gnu dot org  2010-07-29 18:57 -------
Ditto for powerpc64-linux:

/home/bergner/gcc/gcc-mainline-base/gcc/fortran/module.c: In function
‘read_module’:
/home/bergner/gcc/gcc-mainline-base/gcc/fortran/module.c:4542:1: internal
compiler error: in delete_corresponding_reg_eq_notes, at dce.c:495


-- 

bergner at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bergner at gcc dot gnu dot
                   |                            |org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[dominiq at lps dot ens dot fr]

------- Comment #4 from dominiq at lps dot ens dot fr  2010-07-29 19:07 -------
Adjust summary.


-- 

dominiq at lps dot ens dot fr changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[4.6 Regression] Bootstrap  |[4.6 Regression] Bootstrap
                   |failure for powerpc-apple-  |failure for powerpc-*-*:
                   |darwin9: internal compiler  |ICE: in
                   |error: in                   |delete_corresponding_reg_eq_
                   |delete_corresponding_reg_eq_|notes, at dce.c:495
                   |notes, at dce.c:495         |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[bergner at gcc dot gnu dot org]

------- Comment #5 from bergner at gcc dot gnu dot org  2010-07-29 19:37 -------
Debugger info:

#0  fancy_abort (file=0x112a7098
"/home/bergner/gcc/gcc-mainline-base/gcc/dce.c", line=495, 
    function=0x112a7180 "delete_corresponding_reg_eq_notes") at
/home/bergner/gcc/gcc-mainline-base/gcc/diagnostic.c:879
#1  0x0000000010e5ad5c in delete_corresponding_reg_eq_notes
(insn=0xfffb1d4c840) at /home/bergner/gcc/gcc-mainline-base/gcc/dce.c:495
#2  0x0000000010e5af24 in delete_unmarked_insns () at
/home/bergner/gcc/gcc-mainline-base/gcc/dce.c:549
#3  0x0000000010e5cd04 in fast_dce (word_level=1 '\001') at
/home/bergner/gcc/gcc-mainline-base/gcc/dce.c:1003
#4  0x0000000010e5cf6c in run_word_dce () at
/home/bergner/gcc/gcc-mainline-base/gcc/dce.c:1031
#5  0x0000000010ec41f8 in decompose_multiword_subregs () at
/home/bergner/gcc/gcc-mainline-base/gcc/lower-subreg.c:1096
#6  0x0000000010ec5750 in rest_of_handle_lower_subreg2 () at
/home/bergner/gcc/gcc-mainline-base/gcc/lower-subreg.c:1349
#7  0x0000000010620104 in execute_one_pass (pass=0x1132a090) at
/home/bergner/gcc/gcc-mainline-base/gcc/passes.c:1564
#8  0x000000001062074c in execute_pass_list (pass=0x1132a090) at
/home/bergner/gcc/gcc-mainline-base/gcc/passes.c:1619
#9  0x0000000010620778 in execute_pass_list (pass=0x11321868) at
/home/bergner/gcc/gcc-mainline-base/gcc/passes.c:1620
#10 0x00000000108358d8 in tree_rest_of_compilation (fndecl=0xfffb5cad400) at
/home/bergner/gcc/gcc-mainline-base/gcc/tree-optimize.c:452
#11 0x0000000010b65b5c in cgraph_expand_function (node=0xfffb5cbb160) at
/home/bergner/gcc/gcc-mainline-base/gcc/cgraphunit.c:1643
#12 0x0000000010b65eec in cgraph_expand_all_functions () at
/home/bergner/gcc/gcc-mainline-base/gcc/cgraphunit.c:1722
#13 0x0000000010b668b8 in cgraph_optimize () at
/home/bergner/gcc/gcc-mainline-base/gcc/cgraphunit.c:1978
#14 0x0000000010b63618 in cgraph_finalize_compilation_unit () at
/home/bergner/gcc/gcc-mainline-base/gcc/cgraphunit.c:1185
#15 0x00000000100c4260 in c_write_global_declarations () at
/home/bergner/gcc/gcc-mainline-base/gcc/c-decl.c:9698
#16 0x0000000010778eb0 in compile_file () at
/home/bergner/gcc/gcc-mainline-base/gcc/toplev.c:957
#17 0x000000001077c778 in do_compile () at
/home/bergner/gcc/gcc-mainline-base/gcc/toplev.c:2295
#18 0x000000001077c8ac in toplev_main (argc=29, argv=0xfffffffef28) at
/home/bergner/gcc/gcc-mainline-base/gcc/toplev.c:2336
#19 0x00000000101c6650 in main (argc=29, argv=0xfffffffef28) at
/home/bergner/gcc/gcc-mainline-base/gcc/main.c:36

(gdb) pr insn
(insn 1826 1025 1026 117 (set (reg:DI 903 [+72 ])
        (reg:DI 903 [+72 ])) 378 {*movdi_internal64}
     (nil))

(gdb) p regno
$2 = 903

(gdb) pr noted_insn
(insn 1031 1028 1033 118 (parallel [
            (set (reg:DI 726)
                (and:DI (reg:DI 903 [+72 ])
                    (reg:DI 957)))
            (clobber (scratch:CC))
        ]) /home/bergner/gcc/gcc-mainline-base/gcc/fortran/module.c:3913 340
{anddi3_mc}
     (nil))


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[rguenth at gcc dot gnu dot org]

-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.6.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[dominiq at lps dot ens dot fr]

------- Comment #6 from dominiq at lps dot ens dot fr  2010-07-30 09:58 -------
Revision 162697 fixes this pr on powerpc-apple-darwin9. If there is no
objection in the coming 12 hours from other ppc platforms, I'll close the pr as
fixed.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[bergner at gcc dot gnu dot org]

------- Comment #7 from bergner at gcc dot gnu dot org  2010-07-30 14:24 -------
Trunk is fixed for powerpc64-linux too.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134

[Bug bootstrap/45134] [4.6 Regression] Bootstrap failure for powerpc-*-*: ICE: in delete_corresponding_reg_eq_notes, at dce.c:495

[dominiq at lps dot ens dot fr]

------- Comment #8 from dominiq at lps dot ens dot fr  2010-07-30 22:49 -------
Closing.


-- 

dominiq at lps dot ens dot fr changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45134