43 lines
1 KiB
C
43 lines
1 KiB
C
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/* Area: closure_call
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Purpose: Check return value float.
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Limitations: none.
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PR: none.
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Originator: <andreast@gcc.gnu.org> 20030828 */
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/* { dg-do run } */
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#include "ffitest.h"
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static void cls_ret_float_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
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void* userdata __UNUSED__)
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{
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*(float *)resp = *(float *)args[0];
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printf("%g: %g\n",*(float *)args[0],
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*(float *)resp);
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}
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typedef float (*cls_ret_float)(float);
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int main (void)
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{
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ffi_cif cif;
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void *code;
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ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
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ffi_type * cl_arg_types[2];
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float res;
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cl_arg_types[0] = &ffi_type_float;
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cl_arg_types[1] = NULL;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
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&ffi_type_float, cl_arg_types) == FFI_OK);
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CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_float_fn, NULL, code) == FFI_OK);
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res = ((((cls_ret_float)code)(-2122.12)));
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/* { dg-output "\\-2122.12: \\-2122.12" } */
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printf("res: %.6f\n", res);
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/* { dg-output "\nres: \-2122.120117" } */
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exit(0);
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}
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