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/* Area: ffi_call
Purpose: Check that negative integers are passed correctly.
Limitations: none.
PR: none.
Originator: From the original ffitest.c */
/* { dg-do run } */
/* { dg-options -O2 } */
#include "ffitest.h"
static int checking(int a, short b, signed char c)
{
return (a < 0 && b < 0 && c < 0);
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_arg rint;
signed int si;
signed short ss;
signed char sc;
args[0] = &ffi_type_sint;
values[0] = &si;
args[1] = &ffi_type_sshort;
values[1] = &ss;
args[2] = &ffi_type_schar;
values[2] = ≻
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
&ffi_type_sint, args) == FFI_OK);
si = -6;
ss = -12;
sc = -1;
checking (si, ss, sc);
ffi_call(&cif, FFI_FN(checking), &rint, values);
printf ("%d vs %d\n", (int)rint, checking (si, ss, sc));
CHECK(rint != 0);
exit (0);
}
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