Re: testsuite results 971201

[mrs at wrs dot com (Mike Stump)]

I think this fixes it, I sent it in before
(http://www.cygnus.com/ml/egcs/1997-Nov/0234.html), and haven't heard
back.  Jason?  As you can see, this patch is very safe, it cannot hit
unless it would have dumped before.  It'd be nice to have it in the
release, but it isn't critical.

1997-11-06  Mike Stump  <mrs@wrs.com>

	* class.c (prepare_fresh_vtable): Enable even more complex MI
	vtable names.

Doing diffs in cp:
*** cp/class.c.~1~	Fri Oct 31 14:10:08 1997
--- cp/class.c	Thu Nov  6 15:13:21 1997
*************** prepare_fresh_vtable (binfo, for_type)
*** 788,794 ****
  
    while (1)
      {
!       char *buf1 = (char *) alloca (TYPE_ASSEMBLER_NAME_LENGTH (for_type) + 1 + i);
        char *new_buf2;
  
        sprintf (buf1, "%s%c%s", TYPE_ASSEMBLER_NAME_STRING (for_type), joiner,
--- 788,795 ----
  
    while (1)
      {
!       char *buf1 = (char *) alloca (TYPE_ASSEMBLER_NAME_LENGTH (for_type)
! 				    + 1 + i);
        char *new_buf2;
  
        sprintf (buf1, "%s%c%s", TYPE_ASSEMBLER_NAME_STRING (for_type), joiner,
*************** prepare_fresh_vtable (binfo, for_type)
*** 812,819 ****
  
        basetype = TYPE_MAIN_VARIANT (BINFO_TYPE (path));
  
!       /* We better not run out of stuff to make it unique.  */
!       my_friendly_assert (for_type != basetype, 369);
  
        i = TYPE_ASSEMBLER_NAME_LENGTH (basetype) + 1 + i;
        new_buf2 = (char *) alloca (i);
--- 813,846 ----
  
        basetype = TYPE_MAIN_VARIANT (BINFO_TYPE (path));
  
!       if (for_type == basetype)
! 	{
! 	  /* If we run out of basetypes in the path, we have already
! 	     found created a vtable with that name before, we now
! 	     resort to tacking on _%d to distinguish them.  */
! 	  int j = 2;
! 	  i = TYPE_ASSEMBLER_NAME_LENGTH (basetype) + 1 + i + 1 + 3;
! 	  buf1 = (char *) alloca (i);
! 	  do {
! 	    sprintf (buf1, "%s%c%s%c%d",
! 		     TYPE_ASSEMBLER_NAME_STRING (basetype), joiner,
! 		     buf2, joiner, j);
! 	    buf = (char *) alloca (strlen (VTABLE_NAME_FORMAT)
! 				   + strlen (buf1) + 1);
! 	    sprintf (buf, VTABLE_NAME_FORMAT, buf1);
! 	    name = get_identifier (buf);
! 
! 	    /* If this name doesn't clash, then we can use it,
! 	       otherwise we add something different to the name until
! 	       it is unique.  */
! 	  } while (++j <= 999 && IDENTIFIER_GLOBAL_VALUE (name));
! 
! 	  /* Hey, they really like MI don't they?  Increase the 3
!              above to 6, and the 999 to 999999.  :-)  */
! 	  my_friendly_assert (j <= 999, 369);
! 
! 	  break;
! 	}
  
        i = TYPE_ASSEMBLER_NAME_LENGTH (basetype) + 1 + i;
        new_buf2 = (char *) alloca (i);
--------------
Doing diffs in testsuite:
*** testsuite/g++.old-deja/g++.jason/destruct3.C.~1~	Mon Aug 25 08:35:39 1997
--- testsuite/g++.old-deja/g++.jason/destruct3.C	Thu Nov  6 15:31:08 1997
***************
*** 1,3 ****
--- 1,4 ----
+ // Special g++ Options: -w
  // PRMS Id: 4342 (second testcase)
  // Bug: g++ still can't deal with ambiguous inheritance in destructor calls.
  // Build don't link:
*************** struct ccScreenObj : public ccScreenObjR
*** 32,41 ****
  {};
  
  struct ccVSTool : public ccImpExp, public ccUnwind 
! {};	// gets bogus error - XFAIL *-*-*
  
  struct ccSCCP : public ccVSTool
! {};	// gets bogus error - XFAIL *-*-*
  
  void foo ()
  {
--- 33,42 ----
  {};
  
  struct ccVSTool : public ccImpExp, public ccUnwind 
! {};
  
  struct ccSCCP : public ccVSTool
! {};
  
  void foo ()
  {
--------------