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/* Test basic Objective-C foreach syntax. This tests warnings and errors. */
/* { dg-do compile } */
#import "../objc-obj-c++-shared/TestsuiteObject.h"
#import <objc/objc.h>
#undef nil
#define nil ((id)0)
/*
struct __objcFastEnumerationState
{
unsigned long state;
id *itemsPtr;
unsigned long *mutationsPtr;
unsigned long extra[5];
};
*/
@interface TestsuiteObject (NSFastEnumeration)
- (unsigned long)countByEnumeratingWithState: (struct __objcFastEnumerationState *)state
objects:(id *)stackbuf
count:(unsigned int)len;
- (id) enumerator;
- (Class) classEnumerator;
@end
int main (void)
{
id array = nil;
id object = nil;
id *invalid = 0;
for (object in array) /* Ok */
;
for (object in nil) /* Ok */
;
for (object in) /* { dg-error "missing collection in fast enumeration" } */
;
for (object = nil in array) /* { dg-error "invalid iterating variable in fast enumeration" } */
;
for (object in [object enumerator]) /* Ok */
;
for (object in [object classEnumerator]) /* Ok */
;
for (12 in array) /* { dg-error "invalid iterating variable in fast enumeration" } */
; /* { dg-error "iterating variable in fast enumeration is not an object" "" { target *-*-* } .-1 } */
for (object in 12) /* { dg-error "collection in fast enumeration is not an object" } */
;
for (object in invalid) /* { dg-error "collection in fast enumeration is not an object" } */
;
for (invalid in [object enumerator]) /* { dg-error "iterating variable in fast enumeration is not an object" } */
;
return 0;
}
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