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/* Check that protocol qualifiers are compiled and encoded properly.  */

/* Author: Ziemowit Laski   */

/* { dg-do run } */

/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */

#include 

#include 

#include "../objc-obj-c++-shared/runtime.h"

#include 

/* 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 *))

#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 

+ (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;

struct objc_method_description *meth;

struct objc_method_description meth_object;

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) {

  proto = @protocol(Retain);

  meth_object = protocol_getMethodDescription (proto,

                  @selector(address:with:), YES, YES);

  meth = &meth_object;

  scan_initial("O@%u@%u:%uNR@%uo^^S%u");

  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(unsigned));

  meth_object = protocol_getMethodDescription (proto,

                  @selector(retainArgument:with:), YES, NO);

  meth = &meth_object;

  scan_initial("Vv%u@%u:%uOo@%un^*%u");

  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(char **));

  return 0;

}