Index: uspace/srv/net/tl/icmp/icmp_messages.h
===================================================================
--- uspace/srv/net/tl/icmp/icmp_messages.h	(revision aadf01ebd2c032bc8dd43a6e06ae5715e6c2710f)
+++ uspace/srv/net/tl/icmp/icmp_messages.h	(revision e417b961e64a18ae1b50d3898c8108c524af1400)
@@ -82,40 +82,48 @@
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_CODE(call)		(icmp_code_t) IPC_GET_ARG1(*call)
+#define ICMP_GET_CODE(call) \
+	({icmp_code_t code = (icmp_code_t) IPC_GET_ARG1(*call); code;})
 
 /** Returns the ICMP link MTU message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_MTU(call)		(icmp_param_t) IPC_GET_ARG3(*call)
+#define ICMP_GET_MTU(call) \
+	({icmp_param_t mtu = (icmp_param_t) IPC_GET_ARG3(*call); mtu;})
 
 /** Returns the pointer message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_POINTER(call)		(icmp_param_t) IPC_GET_ARG3(*call)
+#define ICMP_GET_POINTER(call) \
+	({icmp_param_t pointer = (icmp_param_t) IPC_GET_ARG3(*call); pointer;})
 
 /** Returns the size message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_SIZE(call)	(size_t) IPC_GET_ARG1(call)
+#define ICMP_GET_SIZE(call) \
+	({size_t size = (size_t) IPC_GET_ARG1(call); size;})
 
 /** Returns the timeout message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_TIMEOUT(call)	((suseconds_t) IPC_GET_ARG2(call))
+#define ICMP_GET_TIMEOUT(call) \
+	(({suseconds_t timeout = (suseconds_t) IPC_GET_ARG2(call); timeout;}))
 
 /** Returns the time to live message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_TTL(call)	(ip_ttl_t) IPC_GET_ARG3(call)
+#define ICMP_GET_TTL(call) \
+	({ip_ttl_t ttl = (ip_ttl_t) IPC_GET_ARG3(call); ttl;})
 
 /** Returns the type of service message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_TOS(call)	(ip_tos_t) IPC_GET_ARG4(call)
+#define ICMP_GET_TOS(call) \
+	({ip_tos_t tos = (ip_tos_t) IPC_GET_ARG4(call); tos;})
 
 /** Returns the dont fragment message parameter.
  *  @param[in] call The message call structure.
  */
-#define ICMP_GET_DONT_FRAGMENT(call)		(int) IPC_GET_ARG5(call)
+#define ICMP_GET_DONT_FRAGMENT(call) \
+	({int dont_fragment = (int) IPC_GET_ARG5(call); dont_fragment;})
 
 /*@}*/