Support multiple targets in add_sanitizers.

cmake/FindSanitizers.cmake

@@ -52,9 +52,11 @@ function(sanitizer_add_blacklist_file FILE)
         "SanitizerBlacklist" "SanBlist")
 endfunction()
 
-function(add_sanitizers TARGET)
-    add_sanitize_address(${TARGET})
-    add_sanitize_thread(${TARGET})
-    add_sanitize_memory(${TARGET})
-    add_sanitize_undefined(${TARGET})
+function(add_sanitizers ...)
+    foreach (TARGET ${ARGV})
+        add_sanitize_address(${TARGET})
+        add_sanitize_thread(${TARGET})
+        add_sanitize_memory(${TARGET})
+        add_sanitize_undefined(${TARGET})
+	endforeach ()
 endfunction(add_sanitizers)