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1 #include <stdlib.h>
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2 #include <stdio.h>
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3
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4 #include "libgccjit.h"
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5
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6 #include "harness.h"
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7
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8 void
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9 create_code (gcc_jit_context *ctxt, void *user_data)
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10 {
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11 /* Let's try to inject the equivalent of:
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12
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13 void
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14 test_fn ()
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15 {
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16 ((some_unspecified_fn_ptr_type)42) (43);
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17 }
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18
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19 and verify that the API complains about the 42 not being a
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20 function pointer. */
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21 gcc_jit_type *void_type =
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22 gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
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23 gcc_jit_type *int_type =
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24 gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
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25
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26 /* Build the test_fn. */
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27 gcc_jit_function *test_fn =
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28 gcc_jit_context_new_function (ctxt, NULL,
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29 GCC_JIT_FUNCTION_EXPORTED,
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30 void_type,
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31 "test_fn",
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32 0, NULL,
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33 0);
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34 gcc_jit_rvalue *not_a_function =
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35 gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 42);
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36 gcc_jit_rvalue *arg =
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37 gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 43);
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38
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39 /* ((some_unspecified_fn_ptr_type)42) (43); */
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40 gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL);
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41 gcc_jit_block_add_eval (
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42 block, NULL,
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43 gcc_jit_context_new_call_through_ptr (
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44 ctxt,
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45 NULL,
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46 /* This is not even a pointer, let alone a function pointer. */
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47 not_a_function,
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48 1, &arg));
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49 gcc_jit_block_end_with_void_return (block, NULL);
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50 }
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51
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52 void
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53 verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
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54 {
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55 CHECK_VALUE (result, NULL);
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56
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57 /* Verify that the correct error message was emitted. */
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58 CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
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59 ("gcc_jit_context_new_call_through_ptr:"
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60 " fn_ptr is not a ptr: (int)42 type: int"));
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61 }
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62
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