forked from OSchip/llvm-project
142 lines
6.0 KiB
C++
142 lines
6.0 KiB
C++
#include <stdarg.h>
|
|
|
|
void firstThingInTheFileThatNeedsNullabilityIsAnArray(int ints[]);
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
|
|
int *secondThingInTheFileThatNeedsNullabilityIsAPointer;
|
|
#if !ARRAYS_CHECKED
|
|
// expected-warning@-2 {{pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified)}}
|
|
// expected-note@-3 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the pointer should never be null}}
|
|
#endif
|
|
|
|
int *_Nonnull triggerConsistencyWarnings;
|
|
|
|
void test(
|
|
int ints[],
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
void *ptrs[], // expected-warning {{pointer is missing a nullability type specifier}}
|
|
// expected-note@-1 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-2 {{insert '_Nonnull' if the pointer should never be null}}
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-4 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-5 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-6 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
void **nestedPtrs[]); // expected-warning 2 {{pointer is missing a nullability type specifier}}
|
|
// expected-note@-1 2 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-2 2 {{insert '_Nonnull' if the pointer should never be null}}
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-4 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-5 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-6 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
|
|
void testArraysOK(
|
|
int ints[_Nonnull],
|
|
void *ptrs[_Nonnull], // expected-warning {{pointer is missing a nullability type specifier}}
|
|
// expected-note@-1 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-2 {{insert '_Nonnull' if the pointer should never be null}}
|
|
void **nestedPtrs[_Nonnull]); // expected-warning 2 {{pointer is missing a nullability type specifier}}
|
|
// expected-note@-1 2 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-2 2 {{insert '_Nonnull' if the pointer should never be null}}
|
|
void testAllOK(
|
|
int ints[_Nonnull],
|
|
void * _Nullable ptrs[_Nonnull],
|
|
void * _Nullable * _Nullable nestedPtrs[_Nonnull]);
|
|
|
|
void testVAList(va_list ok); // no warning
|
|
|
|
#if __cplusplus
|
|
// Carefully construct a test case such that if a platform's va_list is an array
|
|
// or pointer type, it gets tested, but otherwise it does not.
|
|
template<class T, class F>
|
|
struct pointer_like_or { typedef F type; };
|
|
template<class T, class F>
|
|
struct pointer_like_or<T*, F> { typedef T *type; };
|
|
template<class T, class F>
|
|
struct pointer_like_or<T* const, F> { typedef T * const type; };
|
|
template<class T, class F>
|
|
struct pointer_like_or<T[], F> { typedef T type[]; };
|
|
template<class T, class F, unsigned size>
|
|
struct pointer_like_or<T[size], F> { typedef T type[size]; };
|
|
|
|
void testVAListWithNullability(
|
|
pointer_like_or<va_list, void*>::type _Nonnull x); // no errors
|
|
#endif
|
|
|
|
void nestedArrays(int x[5][1]) {}
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
void nestedArraysOK(int x[_Nonnull 5][1]) {}
|
|
|
|
#if !__cplusplus
|
|
void staticOK(int x[static 5][1]){}
|
|
#endif
|
|
|
|
int globalArraysDoNotNeedNullability[5];
|
|
|
|
typedef int INTS[4];
|
|
|
|
void typedefTest(
|
|
INTS x,
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
INTS _Nonnull x2,
|
|
_Nonnull INTS x3,
|
|
INTS y[2],
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
INTS y2[_Nonnull 2]);
|
|
|
|
|
|
#pragma clang assume_nonnull begin
|
|
void testAssumeNonnull(
|
|
int ints[],
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
void *ptrs[],
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-2 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-3 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-4 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
void **nestedPtrs[]); // expected-warning 2 {{pointer is missing a nullability type specifier}}
|
|
// expected-note@-1 2 {{insert '_Nullable' if the pointer may be null}}
|
|
// expected-note@-2 2 {{insert '_Nonnull' if the pointer should never be null}}
|
|
#if ARRAYS_CHECKED
|
|
// expected-warning@-4 {{array parameter is missing a nullability type specifier}}
|
|
// expected-note@-5 {{insert '_Nullable' if the array parameter may be null}}
|
|
// expected-note@-6 {{insert '_Nonnull' if the array parameter should never be null}}
|
|
#endif
|
|
|
|
void testAssumeNonnullAllOK(
|
|
int ints[_Nonnull],
|
|
void * _Nullable ptrs[_Nonnull],
|
|
void * _Nullable * _Nullable nestedPtrs[_Nonnull]);
|
|
void testAssumeNonnullAllOK2(
|
|
int ints[_Nonnull],
|
|
void * ptrs[_Nonnull], // backwards-compatibility
|
|
void * _Nullable * _Nullable nestedPtrs[_Nonnull]);
|
|
#pragma clang assume_nonnull end
|