OTP-8412 Fixed numerous compiler warnings generated by gcc 4.4.1 and

          tile-cc 2.0.1.78377 when compiling the runtime system.

1 files changed, 10 insertions, 7 deletions

diff --git a/erts/emulator/sys/common/erl_poll.c b/erts/emulator/sys/common/erl_poll.c
index 169d4579a2..5cca33d7eb 100644
--- a/erts/emulator/sys/common/erl_poll.c
+++ b/erts/emulator/sys/common/erl_poll.c
@@ -1,19 +1,19 @@
 /*
  * %CopyrightBegin%
- * 
- * Copyright Ericsson AB 2006-2009. All Rights Reserved.
- * 
+ *
+ * Copyright Ericsson AB 2006-2010. All Rights Reserved.
+ *
  * The contents of this file are subject to the Erlang Public License,
  * Version 1.1, (the "License"); you may not use this file except in
  * compliance with the License. You should have received a copy of the
  * Erlang Public License along with this software. If not, it can be
  * retrieved online at http://www.erlang.org/.
- * 
+ *
  * Software distributed under the License is distributed on an "AS IS"
  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
  * the License for the specific language governing rights and limitations
  * under the License.
- * 
+ *
  * %CopyrightEnd%
  */
 
@@ -350,6 +350,7 @@ unset_interrupted_chk(ErtsPollSet ps)
 
 #endif
 
+void erts_silence_warn_unused_result(long unused);
 static void fatal_error(char *format, ...);
 static void fatal_error_async_signal_safe(char *error_str);
 
@@ -2554,8 +2555,10 @@ fatal_error_async_signal_safe(char *error_str)
 	int len = 0;
 	while (error_str[len])
 	    len++;
-	if (len)
-	    (void) write(2, error_str, len); /* async signal safe */
+	if (len) {
+	    /* async signal safe */
+	    erts_silence_warn_unused_result(write(2, error_str, len));
+	}
     }
     abort();
 }