forked from OSchip/llvm-project
106 lines
3.9 KiB
C++
106 lines
3.9 KiB
C++
// RUN: %check_clang_tidy %s modernize-use-auto %t -- \
|
|
// RUN: -config="{CheckOptions: [{key: modernize-use-auto.RemoveStars, value: '1'}, {key: modernize-use-auto.MinTypeNameLength, value: '0'}]}"
|
|
|
|
class MyType {};
|
|
|
|
class MyDerivedType : public MyType {};
|
|
|
|
// FIXME: the replacement sometimes results in two consecutive spaces after
|
|
// the word 'auto' (due to the presence of spaces at both sides of '*').
|
|
void auto_new() {
|
|
MyType *a_new = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto a_new = new MyType();
|
|
|
|
static MyType *a_static = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:10: warning: use auto when initializing with new
|
|
// CHECK-FIXES: static auto a_static = new MyType();
|
|
|
|
MyType *derived = new MyDerivedType();
|
|
|
|
void *vd = new MyType();
|
|
|
|
// CV-qualifier tests.
|
|
//
|
|
// NOTE : the form "type const" is expected here because of a deficiency in
|
|
// TypeLoc where CV qualifiers are not considered part of the type location
|
|
// info. That is, all that is being replaced in each case is "MyType *" and
|
|
// not "MyType * const".
|
|
static MyType * const d_static = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:10: warning: use auto when initializing with new
|
|
// CHECK-FIXES: static auto const d_static = new MyType();
|
|
|
|
MyType * const a_const = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto const a_const = new MyType();
|
|
|
|
MyType * volatile vol = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto volatile vol = new MyType();
|
|
|
|
struct SType {} *stype = new SType;
|
|
|
|
int (**func)(int, int) = new (int(*[5])(int,int));
|
|
|
|
int *array = new int[5];
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto array = new int[5];
|
|
|
|
MyType *ptr(new MyType);
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto ptr(new MyType);
|
|
|
|
MyType *ptr2{new MyType};
|
|
|
|
{
|
|
// Test for declaration lists.
|
|
MyType *a = new MyType(), *b = new MyType(), *c = new MyType();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto a = new MyType(), b = new MyType(), c = new MyType();
|
|
|
|
// Non-initialized declaration should not be transformed.
|
|
MyType *d = new MyType(), *e;
|
|
|
|
MyType **f = new MyType*(), **g = new MyType*();
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto f = new MyType*(), g = new MyType*();
|
|
|
|
// Mismatching types in declaration lists should not be transformed.
|
|
MyType *h = new MyType(), **i = new MyType*();
|
|
|
|
// '*' shouldn't be removed in case of mismatching types with multiple
|
|
// declarations.
|
|
MyType *j = new MyType(), *k = new MyType(), **l = new MyType*();
|
|
}
|
|
|
|
{
|
|
// Test for typedefs.
|
|
typedef int * int_p;
|
|
// CHECK-FIXES: typedef int * int_p;
|
|
|
|
int_p a = new int;
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto a = new int;
|
|
int_p *b = new int*;
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto b = new int*;
|
|
|
|
// Test for typedefs in declarations lists.
|
|
int_p c = new int, d = new int;
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto c = new int, d = new int;
|
|
|
|
// Different types should not be transformed.
|
|
int_p e = new int, *f = new int_p;
|
|
|
|
int_p *g = new int*, *h = new int_p;
|
|
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: use auto when initializing with new
|
|
// CHECK-FIXES: auto g = new int*, h = new int_p;
|
|
}
|
|
|
|
// Don't warn when 'auto' is already being used.
|
|
auto aut = new MyType();
|
|
auto *paut = new MyType();
|
|
const auto *pcaut = new MyType();
|
|
}
|