Mercurial > hg > CbC > CbC_gcc
view libffi/testsuite/libffi.call/negint.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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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 } */ #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); }