Accept the DW_FORM_ref8 type when parsing DWARF types.
authorNick Clifton <nickc@redhat.com>
Tue, 10 Nov 2020 11:55:18 +0000 (11:55 +0000)
committerNick Clifton <nickc@redhat.com>
Tue, 10 Nov 2020 11:55:18 +0000 (11:55 +0000)
* dwarf.c (skip_attr_bytes): Correctly handle DW_FORM_ref8.
(get_type_abbrev_from_form): Accept DW_FORM_ref8.

binutils/dwarf.c

index 58077447293d02222041802d4d87285c22554c0c..cf68ebaff7d289d61ce2a2864162b8a58a34af6f 100644 (file)
@@ -2025,6 +2025,21 @@ skip_attr_bytes (unsigned long          form,
       break;
 
     case DW_FORM_ref8:
+      {
+       dwarf_vma high_bits;
+
+       SAFE_BYTE_GET64 (data, &high_bits, &uvalue, end);
+       data += 8;
+       if (sizeof (uvalue) > 4)
+         uvalue += high_bits << 32;
+       else if (high_bits != 0)
+         {
+           /* FIXME: What to do ?  */
+           return NULL;
+         }
+       break;
+      }
+
     case DW_FORM_data8:
     case DW_FORM_ref_sig8:
       data += 8;
@@ -2115,6 +2130,7 @@ get_type_abbrev_from_form (unsigned long                 form,
     case DW_FORM_ref1:
     case DW_FORM_ref2:
     case DW_FORM_ref4:
+    case DW_FORM_ref8:
     case DW_FORM_ref_udata:
       if (uvalue + cu_offset > section->size)
        {