Re: egcs sig 11 error

[Jeffrey A Law <law at cygnus dot com>]

  In message <3.0.5.32.19980912090300.007a2d80@daedalus.hsys.com.au>you write:
  > The following is the output of the debug session:
  > 
  > Program received signal SIGSEGV, Segmentation fault.
  > 0x8126f8a in reload (first=0x81c92e4, global=1, dumpfile=0x0)
  >     at ../../gcc/reload1.c:1340
  > 1340                          in_max = MAX (in_max,
  > insn_needs.in_addr[j].groups[i]);
  > 6: &insn_needs.in_addr[j].groups[i] = (int *) 0xbfffd614
  > 5: insn_needs.in_addr[j].groups[i] = 0
  > 4: in_max = 0
  > 3: reload_n_operands = 1
  > 2: j = 0
  > 1: i = 0
  > (gdb) bt
  > #0  0x8126f8a in reload (first=0x81c92e4, global=1, dumpfile=0x0)
  >     at ../../gcc/reload1.c:1340
  > #1  0x8119849 in global_alloc (file=0x0) at ../../gcc/global.c:587
  > #2  0x80669b9 in rest_of_compilation (decl=0x81ef268)
  >     at ../../gcc/toplev.c:3723
  > #3  0x805748e in finish_function (nested=0) at ../../gcc/c-decl.c:7182
  > #4  0x8049897 in yyparse () at c-parse.y:349
  > #5  0x8065522 in compile_file (name=0xbffffc96 "crtstuff.i")
  >     at ../../gcc/toplev.c:2768
  > #6  0x80680f3 in main (argc=7, argv=0xbffffb10, envp=0xbffffb30)
  >     at ../../gcc/toplev.c:4838
  > #7  0x804908e in _start ()
  > 
  > 
  > I had expected an out-of-bounds condition but from the debug, everything
  > seems ok.  I will try to roll back to an egcs-1.0.2 build and see what
  > happens when I build egcs-1.1a with that.
Quite odd.  Is the first stage being built with optimization?  If so
the segfault could actually be for one of the other nearby accesses.

jeff