Free function signatures in samples.

tutorial/t1.c

@@ -41,6 +41,7 @@ int main(int argc, char **argv)
 
 	/* Create the function object */
 	function = jit_function_create(context, signature);
+	jit_type_free(signature);
 
 	/* Construct the function body */
 	x = jit_value_get_param(function, 0);
@@ -68,7 +69,6 @@ int main(int argc, char **argv)
 
 	/* Clean up */
 	jit_context_destroy(context);
-	jit_type_free(signature);
 
 	/* Finished */
 	return 0;

tutorial/t2.c

@@ -55,6 +55,7 @@ int main(int argc, char **argv)
 
 	/* Create the function object */
 	function = jit_function_create(context, signature);
+	jit_type_free(signature);
 
 	/* Check the condition "if(x == y)" */
 	x = jit_value_get_param(function, 0);
@@ -105,7 +106,6 @@ int main(int argc, char **argv)
 
 	/* Clean up */
 	jit_context_destroy(context);
-	jit_type_free(signature);
 
 	/* Finished */
 	return 0;

tutorial/t3.c

@@ -60,6 +60,7 @@ int main(int argc, char **argv)
 
 	/* Create the function object */
 	function = jit_function_create(context, signature);
+	jit_type_free(signature);
 
 	/* Make the function recompilable */
 	jit_function_set_recompilable(function);

tutorial/t5.c

@@ -54,6 +54,7 @@ int main(int argc, char **argv)
 
 	/* Create the function object */
 	function = jit_function_create(context, signature);
+	jit_type_free(signature);
 
 	/* Check the condition "if(x == y)" */
 	x = jit_value_get_param(function, 0);