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// RUN: %check_clang_tidy %s modernize-deprecated-ios-base-aliases %t
namespace std {
class ios_base {
public:
typedef int io_state;
typedef int open_mode;
typedef int seek_dir;
typedef int streampos;
typedef int streamoff;
};
template <class CharT>
class basic_ios : public ios_base {
};
} // namespace std
// Test function return values (declaration)
std::ios_base::io_state f_5();
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: 'std::ios_base::io_state' is deprecated; use 'std::ios_base::iostate' instead [modernize-deprecated-ios-base-aliases]
// CHECK-FIXES: std::ios_base::iostate f_5();
// Test function parameters.
void f_6(std::ios_base::open_mode);
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: 'std::ios_base::open_mode' is deprecated
// CHECK-FIXES: void f_6(std::ios_base::openmode);
void f_7(const std::ios_base::seek_dir &);
// CHECK-MESSAGES: :[[@LINE-1]]:31: warning: 'std::ios_base::seek_dir' is deprecated
// CHECK-FIXES: void f_7(const std::ios_base::seekdir &);
// Test on record type fields.
struct A {
std::ios_base::io_state field;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate field;
typedef std::ios_base::io_state int_ptr_type;
// CHECK-MESSAGES: :[[@LINE-1]]:26: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: typedef std::ios_base::iostate int_ptr_type;
};
struct B : public std::ios_base {
io_state a;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: iostate a;
};
struct C : public std::basic_ios<char> {
io_state a;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: iostate a;
};
void f_1() {
std::ios_base::io_state a;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate a;
// Check that spaces aren't modified unnecessarily.
std :: ios_base :: io_state b;
// CHECK-MESSAGES: :[[@LINE-1]]:22: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std :: ios_base :: iostate b;
// Test construction from a temporary.
std::ios_base::io_state c = std::ios_base::io_state{};
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-MESSAGES: :[[@LINE-2]]:46: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate c = std::ios_base::iostate{};
typedef std::ios_base::io_state alias1;
// CHECK-MESSAGES: :[[@LINE-1]]:26: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: typedef std::ios_base::iostate alias1;
alias1 d(a);
using alias2 = std::ios_base::io_state;
// CHECK-MESSAGES: :[[@LINE-1]]:33: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: using alias2 = std::ios_base::iostate;
alias2 e;
// Test pointers.
std::ios_base::io_state *f;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate *f;
// Test 'static' declarations.
static std::ios_base::io_state g;
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: static std::ios_base::iostate g;
// Test with cv-qualifiers.
const std::ios_base::io_state h(0);
// CHECK-MESSAGES: :[[@LINE-1]]:24: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: const std::ios_base::iostate h(0);
volatile std::ios_base::io_state i;
// CHECK-MESSAGES: :[[@LINE-1]]:27: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: volatile std::ios_base::iostate i;
const volatile std::ios_base::io_state j(0);
// CHECK-MESSAGES: :[[@LINE-1]]:33: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: const volatile std::ios_base::iostate j(0);
// Test auto and initializer-list.
auto k = std::ios_base::io_state{};
// CHECK-MESSAGES: :[[@LINE-1]]:27: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: auto k = std::ios_base::iostate{};
std::ios_base::io_state l{std::ios_base::io_state()};
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-MESSAGES: :[[@LINE-2]]:44: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate l{std::ios_base::iostate()};
// Test temporaries.
std::ios_base::io_state();
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate();
// Test inherited type usage
std::basic_ios<char>::io_state m;
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::basic_ios<char>::iostate m;
std::ios_base::streampos n;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::streampos' is deprecated [modernize-deprecated-ios-base-aliases]
std::ios_base::streamoff o;
// CHECK-MESSAGES: :[[@LINE-1]]:18: warning: 'std::ios_base::streamoff' is deprecated [modernize-deprecated-ios-base-aliases]
}
// Test without the nested name specifiers.
void f_2() {
using namespace std;
ios_base::io_state a;
// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: ios_base::iostate a;
}
// Test messing-up with macros.
void f_4() {
#define MACRO_1 std::ios_base::io_state
// CHECK-MESSAGES: :[[@LINE-1]]:32: warning: 'std::ios_base::io_state' is deprecated
MACRO_1 a;
#define MACRO_2 io_state
// CHECK-MESSAGES: :[[@LINE-1]]:17: warning: 'std::ios_base::io_state' is deprecated
std::ios_base::MACRO_2 b;
#define MACRO_3 std::ios_base
MACRO_3::io_state c;
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: 'std::ios_base::io_state' is deprecated
#define MACRO_4(type) type::io_state
// CHECK-MESSAGES: :[[@LINE-1]]:29: warning: 'std::ios_base::io_state' is deprecated
MACRO_4(std::ios_base) d;
#undef MACRO_1
#undef MACRO_2
#undef MACRO_3
#undef MACRO_4
}
// Test function return values (definition).
std::ios_base::io_state f_5()
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: std::ios_base::iostate f_5()
{
// Test constructor.
return std::ios_base::io_state(0);
// CHECK-MESSAGES: :[[@LINE-1]]:25: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: return std::ios_base::iostate(0);
}
// Test that other aliases with same name aren't replaced
struct my_ios_base {
typedef int io_state;
};
namespace ns_1 {
struct my_ios_base2 {
typedef int io_state;
};
} // namespace ns_1
void f_8() {
my_ios_base::io_state a;
ns_1::my_ios_base2::io_state b;
}
// Test templates
template <typename X>
void f_9() {
typename std::basic_ios<X>::io_state p;
// CHECK-MESSAGES: :[[@LINE-1]]:31: warning: 'std::ios_base::io_state' is deprecated
typename std::ios_base::io_state q;
// CHECK-MESSAGES: :[[@LINE-1]]:27: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: typename std::ios_base::iostate q;
}
template <typename T>
void f_10(T arg) {
T x(arg);
}
template <typename T>
void f_11() {
typename T::io_state x{};
// CHECK-MESSAGES: :[[@LINE-1]]:15: warning: 'std::ios_base::io_state' is deprecated
}
template <typename T>
struct D : std::ios_base {
io_state a;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: iostate a;
typename std::basic_ios<T>::io_state b;
// CHECK-MESSAGES: :[[@LINE-1]]:31: warning: 'std::ios_base::io_state' is deprecated
};
template <typename T>
struct E {
T t;
};
void f_12() {
f_9<char>();
f_10<std::ios_base::io_state>(0);
// CHECK-MESSAGES: :[[@LINE-1]]:23: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: f_10<std::ios_base::iostate>(0);
f_11<std::ios_base>();
D<char> d;
E<std::ios_base::io_state> e;
// CHECK-MESSAGES: :[[@LINE-1]]:20: warning: 'std::ios_base::io_state' is deprecated
// CHECK-FIXES: E<std::ios_base::iostate> e;
}
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