diff -r 49bb6c8ceb2b -r bdec069d2239 src/server/daemon/log.c
--- a/src/server/daemon/log.c	Tue Jul 09 20:56:01 2013 +0200
+++ b/src/server/daemon/log.c	Thu Jul 11 14:21:23 2013 +0200
@@ -267,6 +267,17 @@
 }
 
 
+void ws_log_assert(const char *file, const char *func, int line) {
+    log_ereport(
+            LOG_CATASTROPHE,
+            "assertion failed: %s: %s:%d",
+            file,
+            func,
+            line);
+    exit(-1);
+}
+
+
 /*
  * access log
  * This source file only manages access log files. IO is performed directly