xref: /llvm-project/clang/test/APINotes/nullability.m (revision 932949dbb517b089af28fdc480a16a738ee5db78)
1// RUN: rm -rf %t && mkdir -p %t
2// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fapinotes-modules -Wno-private-module -fsyntax-only -I %S/Inputs/Headers -F %S/Inputs/Frameworks %s -verify
3
4// Test with Swift version 3.0. This should only affect the few APIs that have an entry in the 3.0 tables.
5
6// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fapinotes-modules -Wno-private-module -fapinotes-swift-version=3.0 -fsyntax-only -I %S/Inputs/Headers -F %S/Inputs/Frameworks %s -verify -DSWIFT_VERSION_3_0 -fmodules-ignore-macro=SWIFT_VERSION_3_0
7
8#import <SomeKit/SomeKit.h>
9
10int main() {
11  A *a;
12
13#if SWIFT_VERSION_3_0
14  float *fp =  // expected-warning{{incompatible pointer types initializing 'float *' with an expression of type 'A * _Nullable'}}
15    [a transform: 0 integer: 0];
16#else
17  float *fp =  // expected-warning{{incompatible pointer types initializing 'float *' with an expression of type 'A *'}}
18    [a transform: 0 integer: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
19#endif
20
21  [a setNonnullAInstance: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
22  [A setNonnullAInstance: 0]; // no warning
23  a.nonnullAInstance = 0; // expected-warning{{null passed to a callee that requires a non-null argument}}
24  A* _Nonnull aPtr = a.nonnullAInstance; // no warning
25
26  [a setNonnullAClass: 0]; // no warning
27  [A setNonnullAClass: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
28
29  [a setNonnullABoth: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
30  [A setNonnullABoth: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
31
32  [a setInternalProperty: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
33
34#if SWIFT_VERSION_3_0
35  // Version 3 information overrides header information.
36  [a setExplicitNonnullInstance: 0]; //  okay
37  [a setExplicitNullableInstance: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
38#else
39  // Header information overrides unversioned information.
40  [a setExplicitNonnullInstance: 0]; // expected-warning{{null passed to a callee that requires a non-null argument}}
41  [a setExplicitNullableInstance: 0]; // okay
42#endif
43
44  return 0;
45}
46
47