diff options
| author | Alan Modra <amodra@gmail.com> | 2017-09-25 19:46:34 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2017-09-25 22:01:47 +0930 |
| commit | 11855d8a1f11b102a702ab76e95b22082cccf2f8 (patch) | |
| tree | 26a93462f025dbadab02761b3e28cdc0f2661de3 | |
| parent | c361faae8d964db951b7100cada4dcdc983df1bf (diff) | |
| download | gdb-11855d8a1f11b102a702ab76e95b22082cccf2f8.zip gdb-11855d8a1f11b102a702ab76e95b22082cccf2f8.tar.gz gdb-11855d8a1f11b102a702ab76e95b22082cccf2f8.tar.bz2 | |
PR22201, DW_AT_name with out of bounds reference
DW_AT_name ought to always have a string value.
PR 22201
* dwarf2.c (scan_unit_for_symbols): Ignore DW_AT_name unless it
has string form.
(parse_comp_unit): Likewise.
| -rw-r--r-- | bfd/ChangeLog | 7 | ||||
| -rw-r--r-- | bfd/dwarf2.c | 6 |
2 files changed, 11 insertions, 2 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index adbc014..ee286c4 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,12 @@ 2017-09-25 Alan Modra <amodra@gmail.com> + PR 22201 + * dwarf2.c (scan_unit_for_symbols): Ignore DW_AT_name unless it + has string form. + (parse_comp_unit): Likewise. + +2017-09-25 Alan Modra <amodra@gmail.com> + PR 22200 * dwarf2.c (read_formatted_entries): Error on format_count zero. diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index 8abb3f0..9ae5fba 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -3225,7 +3225,8 @@ scan_unit_for_symbols (struct comp_unit *unit) switch (attr.name) { case DW_AT_name: - var->name = attr.u.str; + if (is_str_attr (attr.form)) + var->name = attr.u.str; break; case DW_AT_decl_file: @@ -3477,7 +3478,8 @@ parse_comp_unit (struct dwarf2_debug *stash, break; case DW_AT_name: - unit->name = attr.u.str; + if (is_str_attr (attr.form)) + unit->name = attr.u.str; break; case DW_AT_low_pc: |