From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Fri, 2 Dec 2011 13:05:08 +0000 (-0500)
Subject: disable warning when -DNDEBUG(disable assert())
X-Git-Tag: v0.7.0~43^2~28
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=ae843a6421259c05d3c9f7d70cd0dd098c1b4f55;p=userspace-rcu.git

disable warning when -DNDEBUG(disable assert())

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/rculfhash-mm-mmap.c b/rculfhash-mm-mmap.c
index e2c565e..dba4524 100644
--- a/rculfhash-mm-mmap.c
+++ b/rculfhash-mm-mmap.c
@@ -36,14 +36,18 @@ static void *memory_map(size_t length)
 
 static void memory_unmap(void *ptr, size_t length)
 {
-	int ret = munmap(ptr, length);
+	int ret __attribute__((unused));
+
+	ret = munmap(ptr, length);
 
 	assert(ret == 0);
 }
 
 static void memory_populate(void *ptr, size_t length)
 {
-	void *ret = mmap(ptr, length, PROT_READ | PROT_WRITE,
+	void *ret __attribute__((unused));
+
+	ret = mmap(ptr, length, PROT_READ | PROT_WRITE,
 			MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 
 	assert(ret == ptr);
@@ -55,7 +59,9 @@ static void memory_populate(void *ptr, size_t length)
  */
 static void memory_discard(void *ptr, size_t length)
 {
-	void *ret = mmap(ptr, length, PROT_NONE,
+	void *ret __attribute__((unused));
+
+	ret = mmap(ptr, length, PROT_NONE,
 			MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 
 	assert(ret == ptr);