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[commits] r12002 - in /fsf/trunk/libc: ChangeLog NEWS sysdeps/i386/bits/byteswap.h sysdeps/x86_64/bits/byteswap.h
- To: commits@xxxxxxxxxx
- Subject: [commits] r12002 - in /fsf/trunk/libc: ChangeLog NEWS sysdeps/i386/bits/byteswap.h sysdeps/x86_64/bits/byteswap.h
- From: eglibc@xxxxxxxxxx
- Date: Wed, 10 Nov 2010 08:05:32 -0000
Author: eglibc
Date: Wed Nov 10 00:05:30 2010
New Revision: 12002
Log:
Import glibc-mainline for 2010-11-10
Modified:
fsf/trunk/libc/ChangeLog
fsf/trunk/libc/NEWS
fsf/trunk/libc/sysdeps/i386/bits/byteswap.h
fsf/trunk/libc/sysdeps/x86_64/bits/byteswap.h
Modified: fsf/trunk/libc/ChangeLog
==============================================================================
--- fsf/trunk/libc/ChangeLog (original)
+++ fsf/trunk/libc/ChangeLog Wed Nov 10 00:05:30 2010
@@ -1,3 +1,9 @@
+2010-11-08 Ulrich Drepper <drepper@xxxxxxxxx>
+
+ [BZ #12194]
+ * sysdeps/i386/bits/byteswap.h: Avoid warning in __bswap_16.
+ * sysdeps/x86_64/bits/byteswap.h: Likewise.
+
2010-11-07 H.J. Lu <hongjiu.lu@xxxxxxxxx>
* sysdeps/x86_64/memset.S: Check USE_MULTIARCH and USE_SSE2 for
Modified: fsf/trunk/libc/NEWS
==============================================================================
--- fsf/trunk/libc/NEWS (original)
+++ fsf/trunk/libc/NEWS Wed Nov 10 00:05:30 2010
@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes. 2010-11-5
+GNU C Library NEWS -- history of user-visible changes. 2010-11-8
Copyright (C) 1992-2009, 2010 Free Software Foundation, Inc.
See the end for copying conditions.
@@ -11,7 +11,7 @@
3268, 7066, 10851, 11611, 11640, 11701, 11840, 11856, 11883, 11903, 11904,
11968, 11979, 12005, 12037, 12067, 12077, 12078, 12092, 12093, 12107, 12108,
- 12113, 12140, 12159, 12167, 12191
+ 12113, 12140, 12159, 12167, 12191, 12194
* New Linux interfaces: prlimit, prlimit64, fanotify_init, fanotify_mark
Modified: fsf/trunk/libc/sysdeps/i386/bits/byteswap.h
==============================================================================
--- fsf/trunk/libc/sysdeps/i386/bits/byteswap.h (original)
+++ fsf/trunk/libc/sysdeps/i386/bits/byteswap.h Wed Nov 10 00:05:30 2010
@@ -1,5 +1,5 @@
/* Macros to swap the order of bytes in integer values.
- Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007, 2008
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007, 2008, 2010
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -27,26 +27,27 @@
/* Swap bytes in 16 bit value. */
#define __bswap_constant_16(x) \
- ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+ ((unsigned short int) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)))
#ifdef __GNUC__
# if __GNUC__ >= 2
# define __bswap_16(x) \
(__extension__ \
- ({ register unsigned short int __v, __x = (x); \
+ ({ register unsigned short int __v, __x = (unsigned short int) (x); \
if (__builtin_constant_p (__x)) \
__v = __bswap_constant_16 (__x); \
else \
__asm__ ("rorw $8, %w0" \
: "=r" (__v) \
- : "0" (__x) \
- : "cc"); \
+ : "0" (__x) \
+ : "cc"); \
__v; }))
# else
/* This is better than nothing. */
# define __bswap_16(x) \
(__extension__ \
- ({ register unsigned short int __x = (x); __bswap_constant_16 (__x); }))
+ ({ register unsigned short int __x = (unsigned short int) (x); \
+ __bswap_constant_16 (__x); }))
# endif
#else
static __inline unsigned short int
@@ -122,7 +123,7 @@
(__extension__ \
({ union { __extension__ unsigned long long int __ll; \
unsigned long int __l[2]; } __w, __r; \
- if (__builtin_constant_p (x)) \
+ if (__builtin_constant_p (x)) \
__r.__ll = __bswap_constant_64 (x); \
else \
{ \
Modified: fsf/trunk/libc/sysdeps/x86_64/bits/byteswap.h
==============================================================================
--- fsf/trunk/libc/sysdeps/x86_64/bits/byteswap.h (original)
+++ fsf/trunk/libc/sysdeps/x86_64/bits/byteswap.h Wed Nov 10 00:05:30 2010
@@ -1,5 +1,5 @@
/* Macros to swap the order of bytes in integer values.
- Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007, 2008
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007, 2008, 2010
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -29,12 +29,12 @@
/* Swap bytes in 16 bit value. */
#define __bswap_constant_16(x) \
- ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+ ((unsigned short int) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)))
#if defined __GNUC__ && __GNUC__ >= 2
# define __bswap_16(x) \
(__extension__ \
- ({ register unsigned short int __v, __x = (x); \
+ ({ register unsigned short int __v, __x = (unsigned short int) (x); \
if (__builtin_constant_p (__x)) \
__v = __bswap_constant_16 (__x); \
else \
@@ -47,7 +47,8 @@
/* This is better than nothing. */
# define __bswap_16(x) \
(__extension__ \
- ({ register unsigned short int __x = (x); __bswap_constant_16 (__x); }))
+ ({ register unsigned short int __x = (unsigned short int) (x); \
+ __bswap_constant_16 (__x); }))
#endif
@@ -120,16 +121,16 @@
# define __bswap_64(x) \
(__extension__ \
({ union { __extension__ unsigned long long int __ll; \
- unsigned int __l[2]; } __w, __r; \
- if (__builtin_constant_p (x)) \
- __r.__ll = __bswap_constant_64 (x); \
- else \
- { \
- __w.__ll = (x); \
- __r.__l[0] = __bswap_32 (__w.__l[1]); \
- __r.__l[1] = __bswap_32 (__w.__l[0]); \
- } \
- __r.__ll; }))
+ unsigned int __l[2]; } __w, __r; \
+ if (__builtin_constant_p (x)) \
+ __r.__ll = __bswap_constant_64 (x); \
+ else \
+ { \
+ __w.__ll = (x); \
+ __r.__l[0] = __bswap_32 (__w.__l[1]); \
+ __r.__l[1] = __bswap_32 (__w.__l[0]); \
+ } \
+ __r.__ll; }))
# endif
#endif