Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/jit.dg/test-error-call-through-ptr-with-non-pointer.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/jit.dg/test-error-call-through-ptr-with-non-pointer.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,62 @@ +#include <stdlib.h> +#include <stdio.h> + +#include "libgccjit.h" + +#include "harness.h" + +void +create_code (gcc_jit_context *ctxt, void *user_data) +{ + /* Let's try to inject the equivalent of: + + void + test_fn () + { + ((some_unspecified_fn_ptr_type)42) (43); + } + + and verify that the API complains about the 42 not being a + function pointer. */ + 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); + + /* Build the test_fn. */ + gcc_jit_function *test_fn = + gcc_jit_context_new_function (ctxt, NULL, + GCC_JIT_FUNCTION_EXPORTED, + void_type, + "test_fn", + 0, NULL, + 0); + gcc_jit_rvalue *not_a_function = + gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 42); + gcc_jit_rvalue *arg = + gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 43); + + /* ((some_unspecified_fn_ptr_type)42) (43); */ + gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL); + gcc_jit_block_add_eval ( + block, NULL, + gcc_jit_context_new_call_through_ptr ( + ctxt, + NULL, + /* This is not even a pointer, let alone a function pointer. */ + not_a_function, + 1, &arg)); + gcc_jit_block_end_with_void_return (block, NULL); +} + +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_call_through_ptr:" + " fn_ptr is not a ptr: (int)42 type: int")); +} +