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43 lines
1005 B
C
43 lines
1005 B
C
/* Area: ffi_call
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Purpose: Check return value double.
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Limitations: none.
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PR: none.
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Originator: <andreast@gcc.gnu.org> 20050212 */
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/* { dg-do run } */
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#include "ffitest.h"
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static double return_dbl(double dbl1, double dbl2, unsigned int in3, double dbl4)
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{
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return dbl1 + dbl2 + in3 + dbl4;
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}
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int main (void)
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{
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ffi_cif cif;
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ffi_type *args[MAX_ARGS];
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void *values[MAX_ARGS];
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double dbl1, dbl2, dbl4, rdbl;
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unsigned int in3;
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args[0] = &ffi_type_double;
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args[1] = &ffi_type_double;
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args[2] = &ffi_type_uint;
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args[3] = &ffi_type_double;
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values[0] = &dbl1;
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values[1] = &dbl2;
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values[2] = &in3;
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values[3] = &dbl4;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
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&ffi_type_double, args) == FFI_OK);
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dbl1 = 127.0;
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dbl2 = 128.0;
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in3 = 255;
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dbl4 = 512.7;
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ffi_call(&cif, FFI_FN(return_dbl), &rdbl, values);
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printf ("%f vs %f\n", rdbl, return_dbl(dbl1, dbl2, in3, dbl4));
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CHECK(rdbl == dbl1 + dbl2 + in3 + dbl4);
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exit(0);
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}
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