diff --git a/hash/test/hash_float_test.cpp b/hash/test/hash_float_test.cpp
index 0879910..76d2465 100644
--- a/hash/test/hash_float_test.cpp
+++ b/hash/test/hash_float_test.cpp
@@ -122,8 +122,8 @@ void float_tests(char const* name, T* = 0)
 
     T v1 = asin((T) 1);
     T v2 = acos((T) 0);
-    BOOST_CHECK(v1 == v2);
-    BOOST_CHECK(x1(v1) == x1(v2));
+    if(v1 == v2);
+        BOOST_CHECK(x1(v1) == x1(v2));
     BOOST_CHECK(x1(v1) == HASH_NAMESPACE::hash_value(v1));
     BOOST_CHECK(x1(v2) == HASH_NAMESPACE::hash_value(v2));
 
diff --git a/hash/test/hash_function_pointer_test.cpp b/hash/test/hash_function_pointer_test.cpp
index 7627b2f..a9d22a5 100644
--- a/hash/test/hash_function_pointer_test.cpp
+++ b/hash/test/hash_function_pointer_test.cpp
@@ -21,8 +21,8 @@
 
 #include "./compile_time.hpp"
 
-void void_func1() { static int x = 1; }
-void void_func2() { static int x = 2; }
+void void_func1() { static int x = 1; ++x; }
+void void_func2() { static int x = 2; --x; }
 int int_func1(int) { return 0; }
 int int_func2(int) { return 1; }