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/* Area: ffi_call
Purpose: Reproduce bug found in python ctypes
Limitations: none.
PR: Fedora 1174037 */
/* { dg-do run } */
#include "ffitest.h"
typedef struct {
long x;
long y;
} POINT;
typedef struct {
long left;
long top;
long right;
long bottom;
} RECT;
static RECT ABI_ATTR pr_test(int i __UNUSED__, RECT ar __UNUSED__,
RECT* br __UNUSED__, POINT cp __UNUSED__,
RECT dr __UNUSED__, RECT *er __UNUSED__,
POINT fp, RECT gr __UNUSED__)
{
RECT result;
result.left = fp.x;
result.right = fp.y;
result.top = fp.x;
result.bottom = fp.y;
return result;
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
ffi_type point_type, rect_type;
ffi_type *point_type_elements[3];
ffi_type *rect_type_elements[5];
int i;
POINT cp, fp;
RECT ar, br, dr, er, gr;
RECT *p1, *p2;
/* This is a hack to get a properly aligned result buffer */
RECT *rect_result =
(RECT *) malloc (sizeof(RECT));
point_type.size = 0;
point_type.alignment = 0;
point_type.type = FFI_TYPE_STRUCT;
point_type.elements = point_type_elements;
point_type_elements[0] = &ffi_type_slong;
point_type_elements[1] = &ffi_type_slong;
point_type_elements[2] = NULL;
rect_type.size = 0;
rect_type.alignment = 0;
rect_type.type = FFI_TYPE_STRUCT;
rect_type.elements = rect_type_elements;
rect_type_elements[0] = &ffi_type_slong;
rect_type_elements[1] = &ffi_type_slong;
rect_type_elements[2] = &ffi_type_slong;
rect_type_elements[3] = &ffi_type_slong;
rect_type_elements[4] = NULL;
args[0] = &ffi_type_sint;
args[1] = &rect_type;
args[2] = &ffi_type_pointer;
args[3] = &point_type;
args[4] = &rect_type;
args[5] = &ffi_type_pointer;
args[6] = &point_type;
args[7] = &rect_type;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, ABI_NUM, 8, &rect_type, args) == FFI_OK);
i = 1;
ar.left = 2;
ar.right = 3;
ar.top = 4;
ar.bottom = 5;
br.left = 6;
br.right = 7;
br.top = 8;
br.bottom = 9;
cp.x = 10;
cp.y = 11;
dr.left = 12;
dr.right = 13;
dr.top = 14;
dr.bottom = 15;
er.left = 16;
er.right = 17;
er.top = 18;
er.bottom = 19;
fp.x = 20;
fp.y = 21;
gr.left = 22;
gr.right = 23;
gr.top = 24;
gr.bottom = 25;
values[0] = &i;
values[1] = &ar;
p1 = &br;
values[2] = &p1;
values[3] = &cp;
values[4] = &dr;
p2 = &er;
values[5] = &p2;
values[6] = &fp;
values[7] = &gr;
ffi_call (&cif, FFI_FN(pr_test), rect_result, values);
CHECK(rect_result->top == 20);
free (rect_result);
exit(0);
}
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