1  #include <stdlib.h>
       2  #include <stdio.h>
       3  #include <string.h>
       4  
       5  #include "libgccjit.h"
       6  
       7  #include "harness.h"
       8  
       9  void
      10  create_code (gcc_jit_context *ctxt, void *user_data)
      11  {
      12    /* Let's try to inject the equivalent of:
      13  
      14       const char *
      15       test_string_literal (void)
      16       {
      17          return "hello world";
      18       }
      19    */
      20    gcc_jit_type *const_char_ptr_type =
      21      gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_CONST_CHAR_PTR);
      22  
      23    /* Build the test_fn.  */
      24    gcc_jit_function *test_fn =
      25      gcc_jit_context_new_function (ctxt, NULL,
      26                                    GCC_JIT_FUNCTION_EXPORTED,
      27                                    const_char_ptr_type,
      28                                    "test_string_literal",
      29                                    0, NULL,
      30                                    0);
      31    gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL);
      32  
      33    gcc_jit_block_end_with_return (
      34      block, NULL,
      35      gcc_jit_context_new_string_literal (ctxt, "hello world"));
      36  }
      37  
      38  void
      39  verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
      40  {
      41    typedef const char *(*fn_type) (void);
      42    CHECK_NON_NULL (result);
      43    fn_type test_string_literal =
      44      (fn_type)gcc_jit_result_get_code (result, "test_string_literal");
      45    CHECK_NON_NULL (test_string_literal);
      46  
      47    /* Call the JIT-generated function.  */
      48    const char *str = test_string_literal ();
      49    CHECK_NON_NULL (str);
      50    CHECK_VALUE (strcmp (str, "hello world"), 0);
      51  }
      52