Ruby
2.7.1p83(2020-03-31revisiona0c7c23c9cec0d0ffcba012279cd652d28ad5bf3)
ext
fiddle
libffi-3.2.1
testsuite
libffi.call
return_sc.c
Go to the documentation of this file.
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/* Area: ffi_call
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Purpose: Check return value signed char.
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Limitations: none.
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PR: none.
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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
signed
char
return_sc(
signed
char
sc)
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{
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return
sc;
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}
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int
main
(
void
)
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{
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ffi_cif cif;
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ffi_type *args[
MAX_ARGS
];
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void
*values[
MAX_ARGS
];
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ffi_arg
rint
;
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signed
char
sc;
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args[0] = &
ffi_type_schar
;
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values[0] = ≻
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/* Initialize the cif */
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CHECK
(
ffi_prep_cif
(&cif,
FFI_DEFAULT_ABI
, 1,
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&
ffi_type_schar
, args) == FFI_OK);
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for
(sc = (
signed
char
) -127;
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sc < (
signed
char
) 127; sc++)
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{
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ffi_call
(&cif, FFI_FN(return_sc), &
rint
, values);
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CHECK
((
signed
char
)
rint
== sc);
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}
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exit
(0);
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}
main
int main(void)
Definition:
return_sc.c:14
ffi_arg
unsigned long ffi_arg
Definition:
ffitarget.h:30
rint
double rint(double)
ffi_type_schar
#define ffi_type_schar
Definition:
fiddle.h:56
char
#define char
Definition:
rb_mjit_min_header-2.7.1.h:2876
ffitest.h
CHECK
#define CHECK(sub)
Definition:
compile.c:448
FFI_DEFAULT_ABI
@ FFI_DEFAULT_ABI
Definition:
ffitarget.h:38
ffi_prep_cif
ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi, unsigned int nargs, ffi_type *rtype, ffi_type **atypes)
Definition:
prep_cif.c:226
MAX_ARGS
#define MAX_ARGS
Definition:
function.c:15
exit
void exit(int __status) __attribute__((__noreturn__))
ffi_call
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition:
ffi.c:813
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