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| author | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-07-20 22:36:13 +0000 |
|---|---|---|
| committer | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-07-20 22:36:13 +0000 |
| commit | 23d3557255ae19314c94466cd803fcd8b890dae8 (patch) | |
| tree | 4e8989465a11ba19b8ebf8fdc8576d8ac0e2abc2 /gdb | |
| parent | f03b1f0d44b7b45484b5225e927dfec2998afed7 (diff) | |
| download | gdb-23d3557255ae19314c94466cd803fcd8b890dae8.zip gdb-23d3557255ae19314c94466cd803fcd8b890dae8.tar.gz gdb-23d3557255ae19314c94466cd803fcd8b890dae8.tar.bz2 | |
* mips-tdep.c (heuristic_proc_start): First time we print the
warning, elaborate.
(_initialize_mips_tdep): Improve docstring for `set heur'.
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/mips-tdep.c | 27 |
2 files changed, 26 insertions, 5 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 31310d8..fc0ebd6 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,9 @@ Tue Jul 20 12:53:47 1993 Jim Kingdon (kingdon@deneb.cygnus.com) + * mips-tdep.c (heuristic_proc_start): First time we print the + warning, elaborate. + (_initialize_mips_tdep): Improve docstring for `set heur'. + * config/rs6000/tm-rs6000.h: Remove call to insert_step_breakpoint. * symtab.c (find_line_symtab): New function, to deal with multiple diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c index e198508..e876fa1 100644 --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -139,12 +139,25 @@ heuristic_proc_start(pc) decstation). 22apr93 rich@cygnus.com. */ if (!stop_soon_quietly) { + static int blurb_printed = 0; + if (fence == VM_MIN_ADDRESS) warning("Hit beginning of text section without finding"); else warning("Hit heuristic-fence-post without finding"); - warning("enclosing function for pc 0x%x", pc); + warning("enclosing function for address 0x%x", pc); + if (!blurb_printed) + { + printf_filtered ("\ +This warning occurs if you are debugging a function without any symbols\n\ +(for example, in a stripped executable). In that case, you may wish to\n\ +increase the size of the search with the `set heuristic-fence-post' command.\n\ +\n\ +Otherwise, you told GDB there was a function where there isn't one, or\n\ +(more likely) you have encountered a bug in GDB.\n"); + blurb_printed = 1; + } } return 0; @@ -286,8 +299,9 @@ find_proc_desc(pc, next_frame) if (PROC_LOW_ADDR(&link->info) <= pc && PROC_HIGH_ADDR(&link->info) > pc) return &link->info; + proc_desc = - heuristic_proc_desc(heuristic_proc_start(pc), pc, next_frame); + heuristic_proc_desc (heuristic_proc_start (pc), pc, next_frame); } return proc_desc; } @@ -870,8 +884,11 @@ or dealing with return values.", &setlist), add_show_from_set (add_set_cmd ("heuristic-fence-post", class_support, var_uinteger, (char *) &heuristic_fence_post, - "Set the distance searched for the start of a function.\n\ -Set number of bytes to be searched backward to find the beginning of a\n\ -function without symbols.", &setlist), + "\ +Set the distance searched for the start of a function.\n\ +If you are debugging a stripped executable, GDB needs to search through the\n\ +program for the start of a function. This command sets the distance of the\n\ +search. The only need to set it is when debugging a stripped executable.", + &setlist), &showlist); } |