--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/jit.dg/test-error-param-used-from-other-function.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,74 @@
+#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:
+
+     void
+     fn_one (int i)
+     {
+     }
+
+     int
+     fn_two ()
+     {
+       return i * 2;
+     }
+
+     and verify that the API complains about the use of the param
+     from the other function.  */
+  gcc_jit_type *void_type =
+    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
+  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_context_new_function (ctxt, NULL,
+				GCC_JIT_FUNCTION_EXPORTED,
+				void_type,
+				"fn_one",
+				1, &param,
+				0);
+  gcc_jit_function *fn_two =
+    gcc_jit_context_new_function (ctxt, NULL,
+                                  GCC_JIT_FUNCTION_EXPORTED,
+                                  int_type,
+                                  "fn_two",
+                                  0, NULL,
+                                  0);
+
+  gcc_jit_block *block = gcc_jit_function_new_block (fn_two, NULL);
+  /* "return i * 2;", using param i from the wrong function.  */
+  gcc_jit_block_end_with_return (
+    block,
+    NULL,
+    gcc_jit_context_new_binary_op (
+      ctxt, NULL,
+      GCC_JIT_BINARY_OP_MULT,
+      int_type,
+      gcc_jit_param_as_rvalue (param),
+      gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 2)));
+}
+
+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:"
+		       " rvalue i (type: int)"
+		       " has scope limited to function fn_one"
+		       " but was used within function fn_two"
+		       " (in statement: return i * (int)2;)"));
+}
+