valgrind warnings current mainline

[Pedro Alves <pedro at codesourcery dot com>]

(Posting in case someone is already looking into it.)

I'm seeing a bunch of valgrind warnings on current mainline,
around symbols names.  Known issue?

...
GNU gdb (GDB) 7.3.50.20110520-cvs
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /home/pedro/gdb/tests/loop...==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x56A522: symbol_set_names (symtab.c:626)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498==    by 0x57831E: symbol_file_add_from_bfd (symfile.c:1217)
==11498==    by 0x578362: symbol_file_add (symfile.c:1229)
==11498==    by 0x5783D3: symbol_file_add_main_1 (symfile.c:1252)
==11498==    by 0x57838E: symbol_file_add_main (symfile.c:1245)
==11498==    by 0x5A38A5: catch_command_errors (exceptions.c:522)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x7A4FD7: htab_hash_string (hashtab.c:847)
==11498==    by 0x56A08A: hash_demangled_name_entry (symtab.c:443)
==11498==    by 0x7A4CBC: htab_find_slot (hashtab.c:712)
==11498==    by 0x56A5E6: symbol_set_names (symtab.c:646)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498==    by 0x57831E: symbol_file_add_from_bfd (symfile.c:1217)
==11498==    by 0x578362: symbol_file_add (symfile.c:1229)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C292B1: __GI_strlen (mc_replace_strmem.c:284)
==11498==    by 0x795EDE: demangle_prefix (cplus-dem.c:2725)
==11498==    by 0x792B4B: internal_cplus_demangle (cplus-dem.c:1181)
==11498==    by 0x792228: cplus_demangle (cplus-dem.c:873)
==11498==    by 0x56A1A7: symbol_find_demangled_name (symtab.c:503)
==11498==    by 0x56A610: symbol_set_names (symtab.c:653)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C292B1: __GI_strlen (mc_replace_strmem.c:284)
==11498==    by 0x795F4F: demangle_prefix (cplus-dem.c:2734)
==11498==    by 0x792B4B: internal_cplus_demangle (cplus-dem.c:1181)
==11498==    by 0x792228: cplus_demangle (cplus-dem.c:873)
==11498==    by 0x56A1A7: symbol_find_demangled_name (symtab.c:503)
==11498==    by 0x56A610: symbol_set_names (symtab.c:653)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C28EBC: __GI_strchr (mc_replace_strmem.c:144)
==11498==    by 0x79616E: demangle_prefix (cplus-dem.c:2778)
==11498==    by 0x792B4B: internal_cplus_demangle (cplus-dem.c:1181)
==11498==    by 0x792228: cplus_demangle (cplus-dem.c:873)
==11498==    by 0x56A1A7: symbol_find_demangled_name (symtab.c:503)
==11498==    by 0x56A610: symbol_set_names (symtab.c:653)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C28EB0: __GI_strchr (mc_replace_strmem.c:144)
==11498==    by 0x79616E: demangle_prefix (cplus-dem.c:2778)
==11498==    by 0x792B4B: internal_cplus_demangle (cplus-dem.c:1181)
==11498==    by 0x792228: cplus_demangle (cplus-dem.c:873)
==11498==    by 0x56A1A7: symbol_find_demangled_name (symtab.c:503)
==11498==    by 0x56A610: symbol_set_names (symtab.c:653)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C29309: strcpy (mc_replace_strmem.c:311)
==11498==    by 0x56A9AE: symbol_set_names (symtab.c:684)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498==    by 0x578104: symbol_file_add_with_addrs_or_offsets (symfile.c:1125)
==11498==    by 0x57831E: symbol_file_add_from_bfd (symfile.c:1217)
==11498==    by 0x578362: symbol_file_add (symfile.c:1229)
==11498==    by 0x5783D3: symbol_file_add_main_1 (symfile.c:1252)
==11498==    by 0x57838E: symbol_file_add_main (symfile.c:1245)
==11498== 
==11498== Conditional jump or move depends on uninitialised value(s)
==11498==    at 0x4C2983F: memchr (mc_replace_strmem.c:446)
==11498==    by 0x6294E8F: __GI_strstr (str-two-way.h:235)
==11498==    by 0x79656D: demangle_prefix (cplus-dem.c:2864)
==11498==    by 0x792B4B: internal_cplus_demangle (cplus-dem.c:1181)
==11498==    by 0x792228: cplus_demangle (cplus-dem.c:873)
==11498==    by 0x56A1A7: symbol_find_demangled_name (symtab.c:503)
==11498==    by 0x56A610: symbol_set_names (symtab.c:653)
==11498==    by 0x459624: prim_record_minimal_symbol_full (minsyms.c:904)
==11498==    by 0x51668C: record_minimal_symbol (elfread.c:204)
==11498==    by 0x517459: elf_rel_plt_read (elfread.c:679)
==11498==    by 0x518BFD: elf_symfile_read (elfread.c:1302)
==11498==    by 0x577ED3: syms_from_objfile (symfile.c:1016)
==11498== 
done.
(gdb) 

-- 
Pedro Alves