#include <stdlib.h>
#include <stdio.h>

#include "libgccjit.h"

#include "harness.h"

#ifdef __cplusplus
extern "C" {
#endif

  extern void
  called_function (void *ptr);

#ifdef __cplusplus
}
#endif

void
create_code (gcc_jit_context *ctxt, void *user_data)
{
  /* Verify that we get an error (rather than a crash)
     if the client code reuses a gcc_jit_param * for
     two different functions.  */
  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);

  /* Create a param.  */
  gcc_jit_param *param =
    gcc_jit_context_new_param (ctxt, NULL, int_type, "i");

  /* Try to use it for two different functions. */
  gcc_jit_context_new_function (ctxt, NULL,
				GCC_JIT_FUNCTION_EXPORTED,
				void_type,
				"fn_one",
				1, &param,
				0);
  gcc_jit_context_new_function (ctxt, NULL,
				GCC_JIT_FUNCTION_EXPORTED,
				void_type,
				"fn_two",
				1, &param,
				0);
}

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_context_new_function:"
		       " parameter 0 \"i\" (type: int)"
		       " for function fn_two"
		       " was already used for function fn_one"))
}