/* Area: ffi_call Purpose: Promotion test. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" static int promotion(signed char sc, signed short ss, unsigned char uc, unsigned short us) { int r = (int) sc + (int) ss + (int) uc + (int) us; return r; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_arg rint; signed char sc; unsigned char uc; signed short ss; unsigned short us; unsigned long ul; args[0] = &ffi_type_schar; args[1] = &ffi_type_sshort; args[2] = &ffi_type_uchar; args[3] = &ffi_type_ushort; values[0] = ≻ values[1] = &ss; values[2] = &uc; values[3] = &us; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &ffi_type_sint, args) == FFI_OK); us = 0; ul = 0; for (sc = (signed char) -127; sc <= (signed char) 120; sc += 1) for (ss = -30000; ss <= 30000; ss += 10000) for (uc = (unsigned char) 0; uc <= (unsigned char) 200; uc += 20) for (us = 0; us <= 60000; us += 10000) { ul++; ffi_call(&cif, FFI_FN(promotion), &rint, values); CHECK((int)rint == (signed char) sc + (signed short) ss + (unsigned char) uc + (unsigned short) us); } printf("%lu promotion tests run\n", ul); exit(0); }