debug/543: dwarfout.c ICE during bootstrap simplified

[robertlipe@usa.net]

>Number:         543
>Category:       debug
>Synopsis:       dwarfout.c ICE during bootstrap simplified
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Sun Sep 17 15:26:00 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Simplified from bootstrap
>Release:        unknown-1.0
>Organization:
>Environment:
i686-pc-linux-gnu 
>Description:
The following is a simplification of a bootstrap ICE seen
on OpenSerer
>How-To-Repeat:

$ cat x.c
static void
expand_nl_goto_receiver ()
{
    {
      static struct elims {int from, to;} elim_regs[] = {{ 16, 7}, { 16, 6}, { 20, 7}, { 20, 6}};

        if (elim_regs[0].from == 16
            && elim_regs[0].to == 6)
        abort();

    }
}


$ stage1/xgcc -Bstage1/ -O2 -gdwarf x.c
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: