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/* Check that protocol qualifiers are compiled and encoded properly.  */
/* Author: Ziemowit Laski <zlaski@apple.com>  */
/* { dg-options "" } */
/* { dg-do run } */
/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
 
#include "../objc-obj-c++-shared/Protocol1.h"
#ifndef __NEXT_RUNTIME__
#include <objc/objc-api.h>
#endif
 
/* The encoded parameter sizes will be rounded up to match pointer alignment.  */
#define ROUND(s,a) (a * ((s + a - 1) / a))
#define aligned_sizeof(T) ROUND(sizeof(T),__alignof(void *))
 
extern int sscanf(const char *str, const char *format, ...);
extern void abort(void);
#define CHECK_IF(expr) if(!(expr)) abort()
 
@protocol Retain
+ (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2;
- (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2;
@end
 
@interface Foo <Retain>
+ (oneway void)retainArgument:(out bycopy id)arg with:(in signed char **)arg2;
@end
 
@implementation Foo
+ (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2 { }
- (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2 { return nil; }
@end
 
Protocol *proto = @protocol(Retain);
struct objc_method_description *meth;
unsigned totsize, offs0, offs1, offs2, offs3, offs4, offs5, offs6, offs7;
 
static void scan_initial(const char *pattern) {
  totsize = offs0 = offs1 = offs2 = offs3 = offs4 = offs5 = offs6 = offs7 = (unsigned)-1;
  sscanf(meth->types, pattern, &totsize, &offs0, &offs1, &offs2, &offs3,
      &offs4, &offs5, &offs6, &offs7);
  CHECK_IF(!offs0 && offs1 == aligned_sizeof(id) && offs2 == offs1 + aligned_sizeof(SEL) && totsize >= offs2);
}
 
int main(void) {
  meth = [proto descriptionForInstanceMethod: @selector(address:with:)];
  scan_initial("O@%u@%u:%uRN@%uo^^S%u");
  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(unsigned));
  meth = [proto descriptionForClassMethod: @selector(retainArgument:with:)];
  scan_initial("Vv%u@%u:%uoO@%un^*%u");
  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(char **));
  return 0;
}