1 /* Check that protocol qualifiers are compiled and encoded properly. */
2 /* Author: Ziemowit Laski <zlaski@apple.com> */
5 /* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
6 // { dg-additional-options "-Wno-objc-root-class" }
10 #include "../objc-obj-c++-shared/runtime.h"
11 #include <objc/Protocol.h>
13 /* The encoded parameter sizes will be rounded up to match pointer alignment. */
14 #define ROUND(s,a) (a * ((s + a - 1) / a))
15 #define aligned_sizeof(T) ROUND(sizeof(T),__alignof(void *))
17 #define CHECK_IF(expr) if(!(expr)) abort()
20 + (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2;
21 - (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2;
24 @interface Foo <Retain>
25 + (oneway void)retainArgument:(out bycopy id)arg with:(in signed char **)arg2;
29 + (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2 { }
30 - (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2 { return nil; }
34 struct objc_method_description *meth;
35 struct objc_method_description meth_object;
36 unsigned totsize, offs0, offs1, offs2, offs3, offs4, offs5, offs6, offs7;
38 static void scan_initial(const char *pattern) {
39 totsize = offs0 = offs1 = offs2 = offs3 = offs4 = offs5 = offs6 = offs7 = (unsigned)-1;
40 sscanf(meth->types, pattern, &totsize, &offs0, &offs1, &offs2, &offs3,
41 &offs4, &offs5, &offs6, &offs7);
42 CHECK_IF(!offs0 && offs1 == aligned_sizeof(id) && offs2 == offs1 + aligned_sizeof(SEL) && totsize >= offs2);
46 proto = @protocol(Retain);
48 meth_object = protocol_getMethodDescription (proto,
49 @selector(address:with:), YES, YES);
52 scan_initial("O@%u@%u:%uNR@%uo^^S%u");
53 CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(unsigned));
55 meth_object = protocol_getMethodDescription (proto,
56 @selector(retainArgument:with:), YES, NO);
59 scan_initial("Vv%u@%u:%uOo@%un^*%u");
60 CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(char **));