[glibc] debug: Increase tst-fortify checks for compiler without __va_arg_pack support

[Adhemerval Zanella <azanella@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=bf320000b47ce46aa6dbe1b7068e6539bf2df9bb

commit bf320000b47ce46aa6dbe1b7068e6539bf2df9bb
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Thu Dec 21 15:59:16 2023 -0300

    debug: Increase tst-fortify checks for compiler without __va_arg_pack support
    
    The fortify wrappers for varargs functions already add fallbacks to
    builtins calls if __va_arg_pack is not supported.
    
    Checked on aarch64, armhf, x86_64, and i686.
    Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>

Diff:
---
 debug/tst-fortify.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/debug/tst-fortify.c b/debug/tst-fortify.c
index 20e926751a..5cd9d22feb 100644
--- a/debug/tst-fortify.c
+++ b/debug/tst-fortify.c
@@ -130,7 +130,7 @@ static int num2 = 987654;
       chk_fail_ok = 0;				\
       FAIL ();					\
     }
-#if __USE_FORTIFY_LEVEL >= 2 && (!defined __cplusplus || defined __va_arg_pack)
+#if __USE_FORTIFY_LEVEL >= 2
 # define CHK_FAIL2_START CHK_FAIL_START
 # define CHK_FAIL2_END CHK_FAIL_END
 #else
@@ -419,7 +419,6 @@ do_test (void)
   stpncpy (buf + 6, "cd", l0 + 5);
   CHK_FAIL_END
 
-# if !defined __cplusplus || defined __va_arg_pack
   CHK_FAIL_START
   sprintf (buf + 8, "%d", num1);
   CHK_FAIL_END
@@ -439,7 +438,6 @@ do_test (void)
   CHK_FAIL_START
   swprintf (wbuf + 8, l0 + 3, L"%d", num1);
   CHK_FAIL_END
-# endif
 
   memcpy (buf, str1 + 2, 9);
   CHK_FAIL_START
@@ -550,7 +548,6 @@ do_test (void)
       FAIL ();
   }
 
-# if !defined __cplusplus || defined __va_arg_pack
   CHK_FAIL_START
   sprintf (a.buf1 + (O + 7), "%d", num1);
   CHK_FAIL_END
@@ -562,7 +559,6 @@ do_test (void)
   CHK_FAIL_START
   snprintf (a.buf1 + (O + 7), l0 + 3, "%d", num2);
   CHK_FAIL_END
-# endif
 
   memcpy (a.buf1, str1 + (3 - O), 8 + O);
   CHK_FAIL_START