GNU C Library master sources branch master updated. glibc-2.26-287-g492cbbe

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=492cbbed865ac98e4faa31d7714feeb09f5c418a

commit 492cbbed865ac98e4faa31d7714feeb09f5c418a
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Sun Sep 3 17:48:33 2017 +0200

    hurd: Fix build ot misc/tst-preadvwritev2-common.c
    
    	* misc/tst-preadvwritev2-common.c (RWF_HIPRI, RWF_DSYNC, RWF_SYNC,
    	RWF_NOWAIT): Define to 0 if undefined already.
    	(do_test_with_invalid_flags): Set invalid_flag to 2 if RWF_SUPPORTED
    	boils down to 0.

diff --git a/ChangeLog b/ChangeLog
index 4802f7c..824f19a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -31,6 +31,10 @@
 	__GI_feraiseexcept.
 	* sysdeps/mach/hurd/i386/Implies: Add mach/hurd/x86.
 	* sysdeps/mach/hurd/x86/dl-sysdep.c: New file.
+	* misc/tst-preadvwritev2-common.c (RWF_HIPRI, RWF_DSYNC, RWF_SYNC,
+	RWF_NOWAIT): Define to 0 if undefined already.
+	(do_test_with_invalid_flags): Set invalid_flag to 2 if RWF_SUPPORTED
+	boils down to 0.
 
 2017-09-01  Joseph Myers  <joseph@codesourcery.com>
 
diff --git a/misc/tst-preadvwritev2-common.c b/misc/tst-preadvwritev2-common.c
index 8abedc1..9d4909b 100644
--- a/misc/tst-preadvwritev2-common.c
+++ b/misc/tst-preadvwritev2-common.c
@@ -22,9 +22,21 @@
 static void
 do_test_with_invalid_flags (void)
 {
+#ifndef RWF_HIPRI
+# define RWF_HIPRI 0
+#endif
+#ifndef RWF_DSYNC
+# define RWF_DSYNC 0
+#endif
+#ifndef RWF_SYNC
+# define RWF_SYNC 0
+#endif
+#ifndef RWF_NOWAIT
+# define RWF_NOWAIT 0
+#endif
 #define RWF_SUPPORTED	(RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT)
   /* Set the next bit from the mask of all supported flags.  */
-  int invalid_flag = __builtin_clz (RWF_SUPPORTED);
+  int invalid_flag = RWF_SUPPORTED != 0 ? __builtin_clz (RWF_SUPPORTED) : 2;
   invalid_flag = 0x1 << ((sizeof (int) * CHAR_BIT) - invalid_flag);
 
   char buf[32];

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

Summary of changes:
 ChangeLog                       |    4 ++++
 misc/tst-preadvwritev2-common.c |   14 +++++++++++++-
 2 files changed, 17 insertions(+), 1 deletions(-)


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