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* [PATCH] gdb: add ATTRIBUTE_PRINTF to gdb_bfd_error_handler
@ 2022-09-18  4:58 Enze Li
  2022-09-18  5:45 ` Tom de Vries
  0 siblings, 1 reply; 3+ messages in thread
From: Enze Li @ 2022-09-18  4:58 UTC (permalink / raw)
  To: gdb-patches; +Cc: enze.li

I see this error when building with clang,

  CXX    gdb_bfd.o
gdb_bfd.c:1180:43: error: format string is not a string literal [-Werror,-Wformat-nonliteral]
  const std::string str = string_vprintf (fmt, ap_copy);
                                          ^~~
1 error generated.

This patch adds missing ATTRIBUTE_PRINTF to fix the error.

Tested on x86_64-linux  with gcc 12 and clang 14.
---
 gdb/gdb_bfd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gdb/gdb_bfd.c b/gdb/gdb_bfd.c
index 6299148d419..c5a5ed95e8e 100644
--- a/gdb/gdb_bfd.c
+++ b/gdb/gdb_bfd.c
@@ -1170,7 +1170,7 @@ static bfd_error_handler_type default_bfd_error_handler;
    messages which have been printed once already.  This is done on a
    per-inferior basis.  */
 
-static void
+static void ATTRIBUTE_PRINTF (1, 0)
 gdb_bfd_error_handler (const char *fmt, va_list ap)
 {
   va_list ap_copy;
-- 
2.37.3


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2022-09-19 12:50 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2022-09-18  4:58 [PATCH] gdb: add ATTRIBUTE_PRINTF to gdb_bfd_error_handler Enze Li
2022-09-18  5:45 ` Tom de Vries
2022-09-19 12:49   ` Enze Li

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