gdb/patches/gdb-6.8-bz436037-reg-no-longer-active.patch

   1 Index: gdb-6.8.50.20090803/gdb/valops.c
   2 ===================================================================
   3 --- gdb-6.8.50.20090803.orig/gdb/valops.c       2009-08-04 06:30:45.000000000 +0200
   4 +++ gdb-6.8.50.20090803/gdb/valops.c    2009-08-04 06:33:05.000000000 +0200
   5 @@ -926,10 +926,18 @@ value_assign (struct value *toval, struc
   6         struct gdbarch *gdbarch;
   7         int value_reg;
   8
   9 -       /* Figure out which frame this is in currently.  */
  10 -       frame = frame_find_by_id (VALUE_FRAME_ID (toval));
  11         value_reg = VALUE_REGNUM (toval);
  12
  13 +       /* Figure out which frame this is in currently.  */
  14 +       frame = frame_find_by_id (VALUE_FRAME_ID (toval));
  15 +       /* "set $reg+=1" should work on programs with no debug info,
  16 +          but frame_find_by_id returns NULL here (RH bug 436037).
  17 +          Use current frame, it represents CPU state in this case.
  18 +          If frame_find_by_id is changed to do it internally
  19 +          (it is contemplated there), remove this.  */
  20 +       if (!frame)
  21 +         frame = get_current_frame ();
  22 +       /* Probably never happens.  */
  23         if (!frame)
  24           error (_("Value being assigned to is no longer active."));
  25