patches/binutils/2.35/binutils-gas-auto-dwarf-5.patch

   1 --- binutils.orig/gas/dwarf2dbg.c       2021-01-18 15:02:20.322260068 +0000
   2 +++ binutils-2.35.1/gas/dwarf2dbg.c     2021-01-18 15:04:20.078481127 +0000
   3 @@ -537,7 +537,11 @@ dwarf2_gen_line_info (addressT ofs, stru
   4    if (loc->line == 0)
   5      return;
   6    if (loc->filenum == 0 && DWARF2_LINE_VERSION < 5)
   7 -    return;
   8 +    {
   9 +      dwarf_level = 5;
  10 +      if (DWARF2_LINE_VERSION < 5)
  11 +       return;
  12 +    }
  13
  14    /* Don't emit sequences of line symbols for the same line when the
  15       symbols apply to assembler code.  It is necessary to emit
  16 @@ -1030,9 +1034,13 @@ dwarf2_directive_filename (void)
  17
  18    if ((offsetT) num < 1 && DWARF2_LINE_VERSION < 5)
  19      {
  20 -      as_bad (_("file number less than one"));
  21 -      ignore_rest_of_line ();
  22 -      return NULL;
  23 +      dwarf_level = 5;
  24 +      if (DWARF2_LINE_VERSION < 5)
  25 +       {
  26 +         as_bad (_("file number less than one"));
  27 +         ignore_rest_of_line ();
  28 +         return NULL;
  29 +       }
  30      }
  31
  32    /* FIXME: Should we allow ".file <N>\n" as an expression meaning
  33 @@ -1129,8 +1137,12 @@ dwarf2_directive_loc (int dummy ATTRIBUT
  34      {
  35        if (filenum != 0 || DWARF2_LINE_VERSION < 5)
  36         {
  37 -         as_bad (_("file number less than one"));
  38 -         return;
  39 +         dwarf_level = 5;
  40 +         if (DWARF2_LINE_VERSION < 5)
  41 +           {
  42 +             as_bad (_("file number less than one"));
  43 +             return;
  44 +           }
  45         }
  46      }
  47