1  #include <stdlib.h>
       2  #include <stdio.h>
       3  
       4  #include "libgccjit.h"
       5  
       6  #include "harness.h"
       7  
       8  void
       9  create_code (gcc_jit_context *ctxt, void *user_data)
      10  {
      11    /* Let's try to inject the equivalent of:
      12  
      13       int
      14       test_fn ()
      15       {
      16         return i;
      17       }
      18  
      19       where "i" is a param that isn't associated with any function,
      20       and verify that the API complains.  */
      21  
      22    gcc_jit_type *int_type =
      23      gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
      24  
      25    gcc_jit_param *param =
      26      gcc_jit_context_new_param (ctxt, NULL, int_type, "i");
      27  
      28    gcc_jit_function *test_fn =
      29      gcc_jit_context_new_function (ctxt, NULL,
      30                                    GCC_JIT_FUNCTION_EXPORTED,
      31                                    int_type,
      32                                    "test_fn",
      33                                    0, NULL,
      34                                    0);
      35  
      36    gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL);
      37    /* "return i;", using param i from the wrong function.  */
      38    gcc_jit_block_end_with_return (block,
      39  				 NULL,
      40  				 gcc_jit_param_as_rvalue (param));
      41  }
      42  
      43  void
      44  verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
      45  {
      46    CHECK_VALUE (result, NULL);
      47  
      48    /* Verify that the correct error message was emitted.  */
      49    CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
      50  		      ("gcc_jit_block_end_with_return:"
      51  		       " param i (type: int)"
      52  		       " was used within function test_fn"
      53  		       " (in statement: return i;)"
      54  		       " but is not associated with any function"))
      55  }
      56