diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 175f925..2e77663 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -167,6 +167,7 @@ if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES Clang)
     add_cxx_flag_if_supported("-Wall")
     add_cxx_flag_if_supported("-Wextra")
     add_cxx_flag_if_supported("-Wno-variadic-macros")
+    add_cxx_flag_if_supported("-Wno-unused-const-variable")
 
     add_definitions("-Werror")
 endif()
diff --git a/test/Makefile b/test/Makefile
index 468d010..719a85e 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -134,7 +134,9 @@ all-configurations :
 
 .PHONY : all-unix
 all-unix : examples
-	make COMPILER=clang++36 unix
+	make COMPILER=clang++39 unix
+	make COMPILER=clang++38 unix
+	make COMPILER=clang++37 unix
 	make COMPILER=g++52 unix
 	make COMPILER=g++46 unix
 	make COMPILER=g++47 unix
@@ -146,6 +148,7 @@ all-unix : examples
 	make COMPILER=clang++33 unix
 	make COMPILER=clang++34 unix
 	make COMPILER=clang++35 unix
+	make COMPILER=clang++36 unix
 
 .PHONY : all-ms
 all-ms : examples