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Attribute with DW_FORM_flag_present
- From: Alan Modra <amodra at gmail dot com>
- To: binutils at sourceware dot org
- Date: Tue, 22 Mar 2016 23:03:35 +1030
- Subject: Attribute with DW_FORM_flag_present
- Authentication-results: sourceware.org; auth=none
DWARF4 attributes with DW_FORM_flag_present don't read any data,
and thus shouldn't be checking the data pointer.
PR 19850
* dwarf2.c (read_attribute_value): Skip info_ptr check for
DW_FORM_flag_present.
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c
index 4d6f8fc..addfbf5 100644
--- a/bfd/dwarf2.c
+++ b/bfd/dwarf2.c
@@ -1003,7 +1003,7 @@ read_attribute_value (struct attribute * attr,
struct dwarf_block *blk;
bfd_size_type amt;
- if (info_ptr >= info_ptr_end)
+ if (info_ptr >= info_ptr_end && form != DW_FORM_flag_present)
{
(*_bfd_error_handler) (_("Dwarf Error: Info pointer extends beyond end of attributes"));
bfd_set_error (bfd_error_bad_value);
--
Alan Modra
Australia Development Lab, IBM