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GNU C Library master sources branch release/2.23/master updated. glibc-2.23-15-g33ab2ad


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The branch, release/2.23/master has been updated
       via  33ab2ad58eba55de05a05f4adb795e1c172024bb (commit)
      from  b4456470a64a1e4e466a98dca3b51bf63fb5a13c (commit)

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=33ab2ad58eba55de05a05f4adb795e1c172024bb

commit 33ab2ad58eba55de05a05f4adb795e1c172024bb
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Thu Mar 3 14:51:40 2016 -0800

    Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS
    
    We should turn on bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS without
    overriding other bits.
    
    	[BZ #19758]
    	* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
    	(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.

diff --git a/ChangeLog b/ChangeLog
index a539098..4abbd3b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2016-03-11  H.J. Lu  <hongjiu.lu@intel.com>
 
+	[BZ #19758]
+	* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
+	(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
+
+2016-03-11  H.J. Lu  <hongjiu.lu@intel.com>
+
 	[BZ #19759]
 	* sysdeps/x86/bits/string.h (_HAVE_STRING_ARCH_mempcpy): New.
 
diff --git a/NEWS b/NEWS
index 663c716..228a481 100644
--- a/NEWS
+++ b/NEWS
@@ -14,6 +14,7 @@ Security related changes:
 The following bugs are resolved with this release:
 
   [19679] gcc-4.9.3 C++ exception handling broken due to unaligned stack
+  [19758] Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS
   [19759] Don't inline mempcpy for x86
   [19762] Use HAS_ARCH_FEATURE with Fast_Rep_String
   [19792] MIPS: backtrace yields infinite backtrace with makecontext
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
index c9db5ea..a759934 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
+++ b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
@@ -33,7 +33,7 @@
   case 21:							      \
     if (memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0)	      \
       GLRO(dl_x86_cpu_features).feature[index_Prefer_MAP_32BIT_EXEC]  \
-	= bit_Prefer_MAP_32BIT_EXEC;				      \
+	|= bit_Prefer_MAP_32BIT_EXEC;				      \
     break;
 
 /* Extra unsecure variables.  The names are all stuffed in a single

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                       |    6 ++++++
 NEWS                                            |    1 +
 sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h |    2 +-
 3 files changed, 8 insertions(+), 1 deletions(-)


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