From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sat, 27 Jan 2018 15:47:36 +0000 (+0100)
Subject: hurd: fix warnings
X-Git-Tag: glibc-2.27~79
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=147d1dbb9d87ef73175e91d34d66d6bb4189a11e;p=thirdparty%2Fglibc.git

hurd: fix warnings

	* sysdeps/generic/sigsetops.h (__sigemptyset, __sigfillset,
	__sigandset, __sigorset, __sigaddset, __sigdelset): Make them really
	return 0.
---

diff --git a/ChangeLog b/ChangeLog
index 7284b25b781..c52aa4266c1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,6 +8,9 @@
 	<sys/wait.h>, <time.h>, <sys/uio.h>.
 	(NOT_CANCEL_H): Add inclusion guard.
 	* sysdeps/generic/sigset-cvt-mask.h: Include <sigsetops.h>.
+	* sysdeps/generic/sigsetops.h (__sigemptyset, __sigfillset,
+	__sigandset, __sigorset, __sigaddset, __sigdelset): Make them really
+	return 0.
 
 2018-01-27  James Clarke  <jrtc27@jrtc27.com>
 
diff --git a/sysdeps/generic/sigsetops.h b/sysdeps/generic/sigsetops.h
index 02bc728c067..52b0e79071e 100644
--- a/sysdeps/generic/sigsetops.h
+++ b/sysdeps/generic/sigsetops.h
@@ -28,12 +28,12 @@
 #define __sigemptyset(set)			\
   (__extension__ ({				\
     *(set) = (__sigset_t) 0;			\
-    (void)0;					\
+    0;						\
   }))
 #define __sigfillset(set)			\
   (__extension__ ({				\
     *(set) = ~(__sigset_t) 0;			\
-    (void)0;					\
+    0;						\
   }))
 
 # define __sigisemptyset(set)			\
@@ -42,13 +42,13 @@
 # define __sigandset(dest, left, right)		\
   (__extension__ ({				\
     *(dest) = *(left) & *(right);		\
-    (void)0;					\
+    0;						\
   }))
 
 # define __sigorset(dest, left, right)		\
   (__extension__ ({				\
     *(dest) = *(left) | *(right);		\
-    (void)0;					\
+    0;						\
   }))
 
 /* These macros needn't check for a bogus signal number;
@@ -63,14 +63,14 @@
   (__extension__ ({				\
     __sigset_t __mask = __sigmask (sig);	\
     *(set) |= __mask;				\
-    (void)0;					\
+    0;						\
   }))
 
 # define __sigdelset(set, sig)			\
   (__extension__ ({				\
     __sigset_t __mask = __sigmask (sig);	\
     *(set) &= ~__mask;				\
-    (void)0;					\
+    0;						\
   }))
 
 #endif