gcc/testsuite/jit.dg/test-error-param-sharing.c

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3
   4 #include "libgccjit.h"
   5
   6 #include "harness.h"
   7
   8 #ifdef __cplusplus
   9 extern "C" {
  10 #endif
  11
  12   extern void
  13   called_function (void *ptr);
  14
  15 #ifdef __cplusplus
  16 }
  17 #endif
  18
  19 void
  20 create_code (gcc_jit_context *ctxt, void *user_data)
  21 {
  22   /* Verify that we get an error (rather than a crash)
  23      if the client code reuses a gcc_jit_param * for
  24      two different functions.  */
  25   gcc_jit_type *void_type =
  26     gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
  27   gcc_jit_type *int_type =
  28     gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
  29
  30   /* Create a param.  */
  31   gcc_jit_param *param =
  32     gcc_jit_context_new_param (ctxt, NULL, int_type, "i");
  33
  34   /* Try to use it for two different functions. */
  35   gcc_jit_context_new_function (ctxt, NULL,
  36                                 GCC_JIT_FUNCTION_EXPORTED,
  37                                 void_type,
  38                                 "fn_one",
  39                                 1, &param,
  40                                 0);
  41   gcc_jit_context_new_function (ctxt, NULL,
  42                                 GCC_JIT_FUNCTION_EXPORTED,
  43                                 void_type,
  44                                 "fn_two",
  45                                 1, &param,
  46                                 0);
  47 }
  48
  49 void
  50 verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
  51 {
  52   CHECK_VALUE (result, NULL);
  53
  54   /* Verify that the correct error message was emitted.  */
  55   CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
  56                       ("gcc_jit_context_new_function:"
  57                        " parameter 0 \"i\" (type: int)"
  58                        " for function fn_two"
  59                        " was already used for function fn_one"))
  60 }
  61