Retro68/gcc/libffi/testsuite/libffi.call/strlen3.c

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/* Area: ffi_call
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Purpose: Check strlen function call with additional arguments.
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Limitations: none.
PR: none.
Originator: From the original ffitest.c */
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/* { dg-do run } */
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#include "ffitest.h"
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static size_t ABI_ATTR my_f(float a, char *s)
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{
return (size_t) ((int) strlen(s) + (int) a);
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_arg rint;
char *s;
float v2;
args[1] = &ffi_type_pointer;
args[0] = &ffi_type_float;
values[1] = (void*) &s;
values[0] = (void*) &v2;
/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, ABI_NUM, 2,
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&ffi_type_sint, args) == FFI_OK);
s = "a";
v2 = 0.0;
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ffi_call(&cif, FFI_FN(my_f), &rint, values);
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CHECK(rint == 1);
s = "1234567";
v2 = -1.0;
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ffi_call(&cif, FFI_FN(my_f), &rint, values);
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CHECK(rint == 6);
s = "1234567890123456789012345";
v2 = 1.0;
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ffi_call(&cif, FFI_FN(my_f), &rint, values);
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CHECK(rint == 26);
exit(0);
}