--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/jit.dg/test-error-gcc_jit_type_get_vector-bad-type.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,30 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "libgccjit.h"
+
+#include "harness.h"
+
+void
+create_code (gcc_jit_context *ctxt, void *user_data)
+{
+  gcc_jit_type *void_type =
+    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
+
+  /* Trigger an API error by passing a bad type.  */
+  (void)gcc_jit_type_get_vector (void_type, 4);
+}
+
+void
+verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
+{
+  /* Ensure that the bad API usage prevents the API giving a bogus
+     result back.  */
+  CHECK_VALUE (result, NULL);
+
+  /* Verify that the correct error message was emitted.  */
+  CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
+		      ("gcc_jit_type_get_vector:"
+		       " type is not integral or floating point: void"));
+}
+