Bootstrap fails with recently CVS'd sources on alphaev6-unknown-linux-gnu.

[Toon Moene <toon at moene dot indiv dot nluug dot nl>]

L.S.,

Sources CVS'd at 200005291830 UTC.  This is the failure on
alphaev6-unknown-linux-gnu:

stage1/xgcc -Bstage1/ -B/usr/snp/alphaev6-unknown-linux-gnu/bin/ -c 
-DIN_GCC    -W -Wall -Wtraditional -Wwrite-strings -Wstrict-prototypes
-Wmissing-prototypes -pedantic -Wno-long-long -O2 -g -O2 
-DHAVE_CONFIG_H    -I. -I../../egcs/gcc -I../../egcs/gcc/config
-I../../egcs/gcc/../include ../../egcs/gcc/optabs.c
xgcc: Internal compiler error: program cc1 got fatal signal 11
make[2]: *** [optabs.o] Error 1
make[2]: Leaving directory `/home/toon/compilers/snapshots/obj/gcc'
make[1]: *** [bootstrap] Error 2
make[1]: Leaving directory `/home/toon/compilers/snapshots/obj/gcc'
make: *** [bootstrap] Error 2

Using gdb, i get:

(gdb) where
#0  0x12021af60 in recog_3 (x0=0x20000bd69e0, insn=0x200004ec480, 
    pnum_clobbers=0x11fffdc9c) at insn-recog.c:5723
#1  0x12021ec54 in recog (x0=0x20000bd69e0, insn=0x200004ec480, 
    pnum_clobbers=0x11fffdc9c) at insn-recog.c:8491
#2  0x12018ed68 in recog_for_combine (pnewpat=0x11fffdd48,
insn=0x200004ec480, 
    pnotes=0x11fffddb8) at ../../egcs/gcc/combine.c:9575
#3  0x120176284 in try_combine (i3=0x200004ec4c0, i2=0x200004ec480, 
    i1=0x200004f1bc0, new_direct_jump_p=0x11fffdeac)
    at ../../egcs/gcc/combine.c:2232
#4  0x120172430 in combine_instructions (f=0x200004f55c0, nregs=88)
    at ../../egcs/gcc/combine.c:731
#5  0x120009760 in rest_of_compilation (decl=0x20000989700)
    at ../../egcs/gcc/toplev.c:3183
#6  0x1202a45a8 in finish_function (nested=0) at
../../egcs/gcc/c-decl.c:6549
#7  0x12028a03c in yyparse () at c-parse.y:313
#8  0x1200076f0 in compile_file (name=0x2000003f0d0 "\030")
    at ../../egcs/gcc/toplev.c:2288
#9  0x12000d14c in main (argc=18, argv=0x11fffe948)
    at ../../egcs/gcc/toplev.c:4702
#10 0x2000014ffb0 in __libc_start_main (main=0x12000c740 <main>,
argc=18, 
    argv=0x11fffe948, init=0x120001d00 <_init>, fini=0x1202c5460
<_fini>, 
    rtld_fini=0x20000bce220, stack_end=0x11fffe930)
    at ../sysdeps/generic/libc-start.c:78
(gdb) list
5718      x1 = XEXP (x0, 0);
5719      goto L1672;
5720    
5721     L834: ATTRIBUTE_UNUSED_LABEL
5722      x2 = XEXP (x1, 1);
5723      if (GET_CODE (x2) == CONST_INT
5724          && XWINT (x2, 0) == 0
5725          && (GET_MODE_CLASS (GET_MODE (operands[0])) == MODE_INT
5726       && GET_MODE_SIZE (GET_MODE (operands[0])) <= 8
5727       && GET_MODE (operands[0]) == GET_MODE (SET_SRC (PATTERN
(insn)))))
(gdb) p *x2
$1 = {code = CONST_INT, mode = VOIDmode, jump = 0, call = 0, unchanging
= 0, 
  volatil = 0, in_struct = 0, used = 0, integrated = 0, frame_related =
0, 
  fld = {{rtwint = 0, rtint = 0, rtuint = 0, rtstr = 0x0, rtx = 0x0, 
      rtvec = 0x0, rttype = VOIDmode, rt_addr_diff_vec_flags =
{min_align = 0, 
        base_after_vec = 0, min_after_vec = 0, max_after_vec = 0, 
        min_after_base = 0, max_after_base = 0, offset_unsigned = 0,  =
0, 
        scale = 0}, rt_cselib = 0x0, rtbit = 0x0, rttree = 0x0, bb =
0x0}}}
(gdb) p *x1
$2 = {code = NE, mode = VOIDmode, jump = 32, call = 32, unchanging = 32, 
  volatil = 32, in_struct = 32, used = 32, integrated = 32, 
  frame_related = 32, fld = {{rtwint = 2199035634208, rtint = 12378656, 
      rtuint = 12378656, rtstr = 0x20000bce220 "9", rtx = 0x20000bce220, 
      rtvec = 0x20000bce220, rttype = 12378656, rt_addr_diff_vec_flags =
{
        min_align = 12378656, base_after_vec = 48354, min_after_vec =
48354, 
        max_after_vec = 48354, min_after_base = 48354, max_after_base =
48354, 
        offset_unsigned = 48354,  = 48354, scale = 33554620}, 
      rt_cselib = 0x20000bce220, rtbit = 0x20000bce220, 
      rttree = 0x20000bce220, bb = 0x20000bce220}}}
(gdb) p x2
$3 = 0x2000001e480
(gdb) p x1
$4 = 0x20000bcfcc0
(gdb) p *(0x20000bce220)
$5 = 524345

-- 
Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
Saturnushof 14, 3738 XG  Maartensdijk, The Netherlands
GNU Fortran 77: http://gcc.gnu.org/onlinedocs/g77_news.html
GNU Fortran 95: http://g95.sourceforge.net/ (under construction)