http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59881
--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- When the executable is run under valgrind I see a lot of ==981== Invalid write of size 8 ==981== at 0x100020B99: __parser_MOD_token_assign_real (in ./seg_prod) ==981== by 0x10001ED21: __parser_MOD_parse_node_set_value (in ./seg_prod) ==981== by 0x100058249: __commands_MOD_range_real_set_value (in ./seg_prod) ==981== by 0x1000543C2: __commands_MOD_cmd_scan_execute (in ./seg_prod) ==981== by 0x100053EC9: __commands_MOD_command_list_execute (in ./seg_prod) ==981== by 0x10005E495: __whizard_MOD_whizard_process_stream (in ./seg_prod) ==981== by 0x10005EB3B: __whizard_MOD_whizard_process_stdin (in ./seg_prod) ==981== by 0x10006191E: MAIN__ (in ./seg_prod) ==981== by 0x10006204E: main (in ./seg_prod) ==981== Address 0x100f0400d is 829 bytes inside a block of size 1,024 free'd ==981== at 0x10009252D: free (vg_replace_malloc.c:430) ==981== by 0x10000A624: __iso_varying_string_MOD_op_eq_vs_vs (in ./seg_prod) ==981== by 0x10002830D: __variables_MOD_var_list_get_var_ptr (in ./seg_prod) ==981== by 0x10002839D: __variables_MOD_var_list_get_var_ptr (in ./seg_prod) ==981== by 0x100024DE2: __variables_MOD_var_list_check_user_var (in ./seg_prod) ==981== by 0x10005C9E0: __commands_MOD_cmd_var_compile (in ./seg_prod) ==981== by 0x100053F86: __commands_MOD_command_list_compile (in ./seg_prod) ==981== by 0x10005B43E: __commands_MOD_build_alt_setup (in ./seg_prod) ==981== by 0x10005450A: __commands_MOD_cmd_scan_execute (in ./seg_prod) ==981== by 0x100053EC9: __commands_MOD_command_list_execute (in ./seg_prod) ==981== by 0x10005E495: __whizard_MOD_whizard_process_stream (in ./seg_prod) ==981== by 0x10005EB3B: __whizard_MOD_whizard_process_stdin (in ./seg_prod) when compiled with r194897 (2013-01-04). These invalid write/read disappear with r195140 (2013-01-14). However I see a lot leak ... =65053== 40,519 (7,344 direct, 33,175 indirect) bytes in 51 blocks are definitely lost in loss record 126 of 128 ==65053== at 0x100092679: malloc (vg_replace_malloc.c:266) ==65053== by 0x10001E6F0: __parser_MOD_parse_node_replace_last_sub (in ./seg_prod) ==65053== by 0x100057270: __commands_MOD_cmd_scan_compile (in ./seg_prod) ==65053== by 0x100053F5E: __commands_MOD_command_list_compile (in ./seg_prod) ==65053== by 0x10005E465: __whizard_MOD_whizard_process_stream (in ./seg_prod) ==65053== by 0x10005EB3B: __whizard_MOD_whizard_process_stdin (in ./seg_prod) ==65053== by 0x10006191E: MAIN__ (in ./seg_prod) ==65053== by 0x10006204E: main (in ./seg_prod) ==65053== ==65053== 54,812 (8,432 direct, 46,380 indirect) bytes in 28 blocks are definitely lost in loss record 127 of 128 ==65053== at 0x100092679: malloc (vg_replace_malloc.c:266) ==65053== by 0x100056A16: __commands_MOD_cmd_scan_compile (in ./seg_prod) ==65053== by 0x100053F5E: __commands_MOD_command_list_compile (in ./seg_prod) ==65053== by 0x10005E465: __whizard_MOD_whizard_process_stream (in ./seg_prod) ==65053== by 0x10005EB3B: __whizard_MOD_whizard_process_stdin (in ./seg_prod) ==65053== by 0x10006191E: MAIN__ (in ./seg_prod) ==65053== by 0x10006204E: main (in ./seg_prod) ==65053== ==65053== 218,271 (144 direct, 218,127 indirect) bytes in 1 blocks are definitely lost in loss record 128 of 128 ==65053== at 0x100092679: malloc (vg_replace_malloc.c:266) ==65053== by 0x10001EBC3: __parser_MOD_parse_node_create_branch (in ./seg_prod) ==65053== by 0x10001D271: parse_sequence.2386 (in ./seg_prod) ==65053== by 0x10001DD29: parse_node_match_rule.2402 (in ./seg_prod) ==65053== by 0x10001CD3B: __parser_MOD_parse_tree_init (in ./seg_prod) ==65053== by 0x10005E3FD: __whizard_MOD_whizard_process_stream (in ./seg_prod) ==65053== by 0x10005EB3B: __whizard_MOD_whizard_process_stdin (in ./seg_prod) ==65053== by 0x10006191E: MAIN__ (in ./seg_prod) ==65053== by 0x10006204E: main (in ./seg_prod) ==65053== ==65053== LEAK SUMMARY: ==65053== definitely lost: 79,291 bytes in 763 blocks ==65053== indirectly lost: 330,636 bytes in 3,687 blocks ==65053== possibly lost: 0 bytes in 0 blocks ==65053== still reachable: 556 bytes in 12 blocks ==65053== suppressed: 88 bytes in 1 blocks ==65053== ==65053== For counts of detected and suppressed errors, rerun with: -v ==65053== ERROR SUMMARY: 19 errors from 19 contexts (suppressed: 0 from 0) Note that on trunk I also get a lot of invalid write/read (114).
