public inbox for gdb-patches@sourceware.org
 help / color / mirror / Atom feed
* [PATCH] Fix off-by-one error in compute_delayed_physnames
@ 2023-11-23  5:31 Tom Tromey
  2023-12-04 18:46 ` Tom Tromey
  0 siblings, 1 reply; 2+ messages in thread
From: Tom Tromey @ 2023-11-23  5:31 UTC (permalink / raw)
  To: gdb-patches; +Cc: Tom Tromey

compute_delayed_physnames does this:

	  size_t len = strlen (physname);
...
	      if (physname[len] == ')') /* shortcut */
		break;

However, physname[len] will always be \0.

This patch changes it to the correct len-1.
---
 gdb/dwarf2/read.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 9f3297a2d4e..c4943362fa2 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -5647,7 +5647,7 @@ compute_delayed_physnames (struct dwarf2_cu *cu)
 
 	  while (1)
 	    {
-	      if (physname[len] == ')') /* shortcut */
+	      if (physname[len - 1] == ')') /* shortcut */
 		break;
 	      else if (check_modifier (physname, len, " const"))
 		TYPE_FN_FIELD_CONST (fn_flp->fn_fields, mi.index) = 1;
-- 
2.41.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] Fix off-by-one error in compute_delayed_physnames
  2023-11-23  5:31 [PATCH] Fix off-by-one error in compute_delayed_physnames Tom Tromey
@ 2023-12-04 18:46 ` Tom Tromey
  0 siblings, 0 replies; 2+ messages in thread
From: Tom Tromey @ 2023-12-04 18:46 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gdb-patches

>>>>> "Tom" == Tom Tromey <tom@tromey.com> writes:

Tom> compute_delayed_physnames does this:
Tom> 	  size_t len = strlen (physname);
Tom> ...
Tom> 	      if (physname[len] == ')') /* shortcut */
Tom> 		break;

Tom> However, physname[len] will always be \0.

Tom> This patch changes it to the correct len-1.

This is fairly trivial; I'm going to check it in now.

Tom

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2023-12-04 18:46 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-11-23  5:31 [PATCH] Fix off-by-one error in compute_delayed_physnames Tom Tromey
2023-12-04 18:46 ` Tom Tromey

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).