- Fix clang analyzer for optimize compile analysis.

git-svn-id: file:///svn/unbound/trunk@4922 be551aaa-1e26-0410-a405-d3ace91eadb9

doc/Changelog

@@ -1,6 +1,7 @@
 2 October 2018: Wouter
 	- updated contrib/fastrpz.patch to apply for this version
 	- dnscrypt.c removed sizeof to get array bounds.
+	- Fix clang analyzer for optimize compile analysis.
 
 1 October 2018: Wouter
 	- tag for release 1.8.1rc1.

util/log.h

@@ -201,8 +201,13 @@ void log_vmsg(int pri, const char* type, const char* format, va_list args);
 	} while(0);
 #endif
 #else
+#ifdef __clang_analyzer__
+/* tell clang analyzer that the code path with !x is not there */
+#define log_assert(x) if(!(x)) fatal_exit("error")
+#else
 #  define log_assert(x) /*nothing*/
 #endif
+#endif
 
 #ifdef USE_WINSOCK
 /**