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.
This commit is contained in:
Samuel Thibault 2017-09-03 17:48:33 +02:00
parent cae3d71212
commit 492cbbed86
2 changed files with 17 additions and 1 deletions

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@ -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>

View File

@ -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];