/* Area: ffi_call Purpose: Check return value unsigned char. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" static unsigned char return_uc(unsigned char uc) { return uc; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_arg rint; unsigned char uc; args[0] = &ffi_type_uchar; values[0] = &uc; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ffi_type_uchar, args) == FFI_OK); for (uc = (unsigned char) '\x00'; uc < (unsigned char) '\xff'; uc++) { ffi_call(&cif, FFI_FN(return_uc), &rint, values); CHECK(rint == (signed int) uc); } exit(0); }