llvm-project/clang/test/CodeGenObjC/property-incr-decr-1.m

30 lines
537 B
Objective-C

// RUN: %clang_cc1 -emit-llvm -o %t %s
@interface Object
- (id) new;
@end
@interface SomeClass : Object
{
int _myValue;
}
@property int myValue;
@end
@implementation SomeClass
@synthesize myValue=_myValue;
@end
int main()
{
int val;
SomeClass *o = [SomeClass new];
o.myValue = -1;
val = o.myValue++; /* val -1, o.myValue 0 */
val += o.myValue--; /* val -1. o.myValue -1 */
val += ++o.myValue; /* val -1, o.myValue 0 */
val += --o.myValue; /* val -2, o.myValue -1 */
return ++o.myValue + (val+2);
}