diff --git a/ctest.h b/ctest.h
index 40d4d99..f754c54 100644
--- a/ctest.h
+++ b/ctest.h
@@ -137,6 +137,10 @@ void CTEST_ERR(const char* fmt, ...) CTEST_IMPL_FORMAT_PRINTF(1, 2);  // doesn't
 void assert_str(const char* exp, const char* real, const char* caller, int line);
 #define ASSERT_STR(exp, real) assert_str(exp, real, __FILE__, __LINE__)
 
+void assert_wstr(const wchar_t *exp, const wchar_t *real, const char* caller, int line);
+#define ASSERT_WSTR(exp, real) assert_wstr(exp, real, __FILE__, __LINE__)
+
+
 void assert_data(const unsigned char* exp, size_t expsize,
                  const unsigned char* real, size_t realsize,
                  const char* caller, int line);
@@ -191,6 +195,7 @@ void assert_dbl_far(double exp, double real, double tol, const char* caller, int
 #include <unistd.h>
 #include <stdint.h>
 #include <stdlib.h>
+#include <wchar.h>
 
 static size_t ctest_errorsize;
 static char* ctest_errormsg;
@@ -297,6 +302,14 @@ void assert_str(const char* exp, const char*  real, const char* caller, int line
     }
 }
 
+void assert_wstr(const wchar_t *exp, const wchar_t *real, const char* caller, int line) {
+    if ((exp == NULL && real != NULL) ||
+        (exp != NULL && real == NULL) ||
+        (exp && real && wcscmp(exp, real) != 0)) {
+        CTEST_ERR("%s:%d  expected '%ls', got '%ls'", caller, line, exp, real);
+    }
+}
+
 void assert_data(const unsigned char* exp, size_t expsize,
                  const unsigned char* real, size_t realsize,
                  const char* caller, int line) {
@@ -438,7 +451,7 @@ static void sighandler(int signum)
 
 int ctest_main(int argc, const char *argv[]);
 
-int ctest_main(int argc, const char *argv[])
+__attribute__((no_sanitize_address)) int ctest_main(int argc, const char *argv[])
 {
     static int total = 0;
     static int num_ok = 0;