diff options
author | Joel Brobecker <brobecker@gnat.com> | 2011-03-17 13:19:23 +0000 |
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committer | Joel Brobecker <brobecker@gnat.com> | 2011-03-17 13:19:23 +0000 |
commit | eb3e6936e0c1076e0b97e0bad55083503cf82d88 (patch) | |
tree | a1e94829399b8687dadb868f381c55a7bf346304 /gdb/dbxread.c | |
parent | 8cf9d7bc2daf04b1f2c826325a2dd45a12d34fe6 (diff) | |
download | gdb-eb3e6936e0c1076e0b97e0bad55083503cf82d88.tar.gz |
delete target_ops.to_lookup_symbol
gdb/ChangeLog:
* target.h (struct target_ops): Remove to_lookup_symbol field.
(target_lookup_symbol): Delete macro.
* target.c (nosymbol, debug_to_lookup_symbol): Delete.
(update_current_target, setup_target_debug): Remove handling
of to_lookup_symbol target_ops field.
* ada-tasks.c (get_known_tasks_addr): Remove use of
target_lookup_symbol.
* coffread.c (coff_symtab_read): Likewise.
* dbxread.c (read_dbx_symtab): Ditto.
Diffstat (limited to 'gdb/dbxread.c')
-rw-r--r-- | gdb/dbxread.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/gdb/dbxread.c b/gdb/dbxread.c index 9f9317de52e..8242cf84dc3 100644 --- a/gdb/dbxread.c +++ b/gdb/dbxread.c @@ -1401,24 +1401,16 @@ read_dbx_symtab (struct objfile *objfile) goto record_it; case N_UNDF | N_EXT: - if (nlist.n_value != 0) - { - /* This is a "Fortran COMMON" symbol. See if the target - environment knows where it has been relocated to. */ - - CORE_ADDR reladdr; - - namestring = set_namestring (objfile, &nlist); - if (target_lookup_symbol (namestring, &reladdr)) - { - continue; /* Error in lookup; ignore symbol for now. */ - } - nlist.n_type ^= (N_BSS ^ N_UNDF); /* Define it as a - bss-symbol. */ - nlist.n_value = reladdr; - goto bss_ext_symbol; - } - continue; /* Just undefined, not COMMON. */ + /* The case (nlist.n_value != 0) is a "Fortran COMMON" symbol. + We used to rely on the target to tell us whether it knows + where the symbol has been relocated to, but none of the + target implementations actually provided that operation. + So we just ignore the symbol, the same way we would do if + we had a target-side symbol lookup which returned no match. + + All other symbols (with nlist.n_value == 0), are really + undefined, and so we ignore them too. */ + continue; case N_UNDF: if (processing_acc_compilation && nlist.n_strx == 1) |