Merge branch 'master' of ssh://sourceware.org/git/glibc

diff --cc ChangeLog
index 4f00552,9b1fe0c..43f23dd
--- 1/ChangeLog
--- 2/ChangeLog
+++ b/ChangeLog
@@@ -1,7 -1,75 +1,77 @@@
+ 2012-03-08  Joseph Myers  <joseph@codesourcery.com>
+ 
+       [BZ #6911]
+       * manual/macros.texi (gnusystems): New macro.
+       (nongnusystems): Likewise.
+       (gnulinuxhurdsystems): Likewise.
+       (gnuhurdsystems): Likewise..
+       (gnulinuxsystems): Likewise.
+       * manual/charset.texi: Use new macros or @theglibc{} to refer to
+       variants of the GNU system, not "GNU system".
+       * manual/conf.texi: Likewise.
+       * manual/errno.texi: Likewise.  Update example of errno macro
+       expansion.
+       * manual/filesys.texi: Likewise.
+       (getumask): Document as specific to GNU/Hurd.
+       * manual/install.texi: Likewise.  Reword some references to
+       GNU/Linux.
+       * manual/intro.texi: Likewise.
+       * manual/io.texi: Likewise.
+       (File Name Portability): Detail which constraints are inapplicable
+       to all GNU systems and which are only inapplicable to GNU/Hurd.
+       * manual/job.texi: Likewise.
+       * manual/llio.texi: Likewise.
+       (O_NOCTTY): Document as present on GNU/Linux.
+       * manual/maint.texi: Likewise.
+       * manual/memory.texi: Likewise.
+       * manual/pattern.texi: Likewise.
+       * manual/pipe.texi: Likewise.
+       * manual/process.texi: Likewise.
+       * manual/resource.texi: Likewise.
+       (RUSAGE_CHILDREN): Remove statement about specifying a particular
+       child on GNU/Hurd.
+       * manual/setjmp.texi: Likewise.
+       * manual/signal.texi: Likewise.
+       * manual/startup.texi: Likewise.
+       * manual/stdio.texi: Likewise.
+       * manual/terminal.texi: Likewise.
+       (ONLCR): Document as POSIX.
+       (OXTABS): Document availability on GNU/Linux as XTABS.
+       (ONOEOT): Document availability separately from other bits.
+       (VLNEXT, VDISCARD, VSTATUS): Document availability individually.
+       * manual/time.texi: Likewise.
+       * manual/users.texi: Likewise.
+       * INSTALL: Regenerated.
+       * sysdeps/gnu/errlist.c: Regenerated.
+ 
+       * aclocal.m4 (LIBC_TRY_LINK_STATIC): New macro.
+       * configure.in (libc_cv_preinit_array): Use LIBC_TRY_LINK_STATIC.
+       (libc_cv_ctors_header): Likewise.  Use asm ("") instead of calling
+       puts.
+       * configure: Regenerated.
+ 
+ 2012-03-07  Joseph Myers  <joseph@codesourcery.com>
+ 
+       * sysdeps/i386/configure.in (cpuid.h): Use AC_CHECK_HEADER with no
+       default includes instead of AC_HEADER_CHECK.
+       * sysdeps/i386/configure: Regenerated.
+ 
+       [BZ #10716]
+       * math/s_cacosh.c (__cacosh): Convert negative log results to 0.
+       * math/s_cacoshf.c (__cacoshf): Likewise.
+       * math/s_cacoshl.c (__cacoshl): Likewise.
+       * math/s_casinh.c (__casinh): Set signs of result from argument.
+       * math/s_casinhf.c (__casinhf): Likewise.
+       * math/s_casinhl.c (__casinhl): Likewise.
+       * math/libm-test.inc (cacos_test, cacosh_test, casin_test)
+       (casinh_test): Add more tests.
+       * sysdeps/i386/fpu/libm-test-ulps: Update.
+       * sysdeps/x86_64/fpu/libm-test-ulps: Likewise.
+ 
  2012-03-07  Ulrich Drepper  <drepper@gmail.com>
  
 +      * po/zh_TW.po: Update from translation team.
 +
        * login/Makefile (distribute): Remove variable.
        * catgets/Makefile: Likewise.
        * mach/Makefile: Likewise.