From 7327af4c323f6d4f500bf4aaa66a9cac6236772f Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@redhat.com>
Date: Wed, 26 Oct 2011 20:08:52 +0200
Subject: [PATCH] Revert "Use leaf function attribute in __THROW"

This reverts commit aa78043a4aafe5db1a1a76d544a833b63b4c5f5c
and the related 49a43d80ec5c97cf6136b1ee2687414773b2d5aa.
This fixes http://bugzilla.redhat.com/747377
---
 misc/sys/cdefs.h |   15 +++------------
 2 files changed, 3 insertions(+), 14 deletions(-)

diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index 72073e8..165a94a 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -38,27 +38,18 @@

 #ifdef __GNUC__

-/* All functions, except those with callbacks, are leaf functions.  */
-# if __GNUC_PREREQ (4, 6) && !defined _LIBC
-#  define __LEAF , __leaf__
-#  define __LEAF_ATTR __attribute__ ((__leaf__))
-# else
-#  define __LEAF
-#  define __LEAF_ATTR
-# endif
-
 /* GCC can always grok prototypes.  For C++ programs we add throw()
    to help it optimize the function calls.  But this works only with
    gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
    as non-throwing using a function attribute since programs can use
    the -fexceptions options for C code as well.  */
 # if !defined __cplusplus && __GNUC_PREREQ (3, 3)
-#  define __THROW	__attribute__ ((__nothrow__ __LEAF))
-#  define __NTH(fct)	__attribute__ ((__nothrow__ __LEAF)) fct
+#  define __THROW	__attribute__ ((__nothrow__))
+#  define __NTH(fct)	__attribute__ ((__nothrow__)) fct
 # else
 #  if defined __cplusplus && __GNUC_PREREQ (2,8)
 #   define __THROW	throw ()
-#   define __NTH(fct)	__LEAF_ATTR fct throw ()
+#   define __NTH(fct)	fct throw ()
 #  else
 #   define __THROW
 #   define __NTH(fct)	fct
--
1.7.7.1