llvm-project/clang/test/Sema/alias-test-1.m

32 lines
808 B
Objective-C

// RUN: clang -fsyntax-only -verify %s
@compatibility_alias alias4 foo; // expected-warning {{cannot find interface declaration for 'foo'}}
@class class2;
@class class3;
typedef int I; // expected-warning {{previous declaration is here}}
@compatibility_alias alias1 I; // expected-warning {{cannot find interface declaration for 'I'}}
@compatibility_alias alias class2; // expected-warning {{previous declaration is here}}
@compatibility_alias alias class3; // expected-warning {{previously declared alias is ignored}}
typedef int alias2; // expected-error {{previous declaration is here}}
@compatibility_alias alias2 class3; // expected-error {{conflicting types for alias alias2'}}
alias *p;
class2 *p2;
int foo ()
{
if (p == p2) {
int alias = 1;
}
alias *p3;
return p3 == p2;
}