--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/jit.dg/test-error-param-used-without-a-function.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,56 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "libgccjit.h"
+
+#include "harness.h"
+
+void
+create_code (gcc_jit_context *ctxt, void *user_data)
+{
+  /* Let's try to inject the equivalent of:
+
+     int
+     test_fn ()
+     {
+       return i;
+     }
+
+     where "i" is a param that isn't associated with any function,
+     and verify that the API complains.  */
+
+  gcc_jit_type *int_type =
+    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
+
+  gcc_jit_param *param =
+    gcc_jit_context_new_param (ctxt, NULL, int_type, "i");
+
+  gcc_jit_function *test_fn =
+    gcc_jit_context_new_function (ctxt, NULL,
+                                  GCC_JIT_FUNCTION_EXPORTED,
+                                  int_type,
+                                  "test_fn",
+                                  0, NULL,
+                                  0);
+
+  gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL);
+  /* "return i;", using param i from the wrong function.  */
+  gcc_jit_block_end_with_return (block,
+				 NULL,
+				 gcc_jit_param_as_rvalue (param));
+}
+
+void
+verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
+{
+  CHECK_VALUE (result, NULL);
+
+  /* Verify that the correct error message was emitted.  */
+  CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
+		      ("gcc_jit_block_end_with_return:"
+		       " param i (type: int)"
+		       " was used within function test_fn"
+		       " (in statement: return i;)"
+		       " but is not associated with any function"))
+}
+