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