llvm-project/clang/test/SemaObjC/integer-overflow.m

19 lines
481 B
Objective-C

// RUN: %clang_cc1 -Wno-objc-root-class -fsyntax-only -verify %s
@interface Foo
@end
@implementation Foo
- (int)add:(int)a with:(int)b {
return a + b;
}
- (void)testIntegerOverflows {
// expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}}
(void)[self add:0 with:4608 * 1024 * 1024];
// expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}}
(void)[self add:0 with:[self add:4608 * 1024 * 1024 with:0]];
}
@end