3 files changed, 24 insertions, 0 deletions

diff --git a/tests/Makefile b/tests/Makefile
index 445ac9c..5f70069 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -114,6 +114,7 @@ RUNTIME_TARGETS= \
         test_vsnprintf_dynamic       \
         test_vsnprintf_static        \
         test_vsprintf                \
+        test_vfprintf                \
         test_vprintf                 \
         test_wcscat_static_write     \
         test_wcscpy_static_write     \
diff --git a/tests/test_fprintf.c b/tests/test_fprintf.c
new file mode 100644
index 0000000..ab83f11
--- /dev/null
+++ b/tests/test_fprintf.c
@@ -0,0 +1,7 @@
+#include "common.h"
+
+#include <stdio.h>
+
+int main(int argc, char** argv) {
+  fprintf(stdout, "%s", "1234567");
+}
diff --git a/tests/test_vfprintf.c b/tests/test_vfprintf.c
new file mode 100644
index 0000000..8ccf994
--- /dev/null
+++ b/tests/test_vfprintf.c
@@ -0,0 +1,16 @@
+#include "common.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+
+void wrap(char *format, ...) {
+  va_list args;
+  va_start(args, format);
+  vfprintf(stdout, format, args);
+  va_end(args);
+}
+
+
+int main(int argc, char** argv) {
+  wrap("%s", "1234567");
+}