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List:       glibc-cvs
Subject:    [glibc] hurd: Use the RETURN_ADDRESS macro
From:       Samuel Thibault via Glibc-cvs <glibc-cvs () sourceware ! org>
Date:       2024-03-23 22:16:36
Message-ID: 20240323221636.B7C98385840D () sourceware ! org
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b467cfcaee34452df845c678dd2ba36ea2221855

commit b467cfcaee34452df845c678dd2ba36ea2221855
Author: Sergey Bugaev <bugaevc@gmail.com>
Date:   Sat Mar 23 20:32:46 2024 +0300

    hurd: Use the RETURN_ADDRESS macro
    
    This gives us PAC stripping on AArch64.
    
    Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
    Message-ID: <20240323173301.151066-6-bugaevc@gmail.com>

Diff:
---
 sysdeps/mach/hurd/init-first.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysdeps/mach/hurd/init-first.c b/sysdeps/mach/hurd/init-first.c
index 22c357474a..5777c44c37 100644
--- a/sysdeps/mach/hurd/init-first.c
+++ b/sysdeps/mach/hurd/init-first.c
@@ -222,7 +222,7 @@ _hurd_stack_setup (void **argptr)
      this may not be a valid pointer in case we're supposed to receive the
      arguments from the exec server, so we can not dereference it yet.  */
 
-  void *caller = __builtin_extract_return_addr (__builtin_return_address (0));
+  void *caller = RETURN_ADDRESS (0);
   /* Init the essential things.  */
   first_init ();
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