49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
// RUN: %check_clang_tidy -std=c++17-or-later %s modernize-loop-convert %t
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struct S {
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int a{0};
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int b{1};
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};
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template <typename T, unsigned long Size>
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struct array {
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T *begin() { return data; }
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const T* cbegin() const { return data; }
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T *end() { return data + Size; }
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const T *cend() const { return data + Size; }
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T data[Size];
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};
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const int N = 6;
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S Arr[N];
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void f() {
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int Sum = 0;
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for (int I = 0; I < N; ++I) {
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auto [a, b] = Arr[I];
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Sum += a + b;
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}
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// CHECK-MESSAGES: :[[@LINE-4]]:3: warning: use range-based for loop instead [modernize-loop-convert]
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// CHECK-FIXES: for (auto [a, b] : Arr) {
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// CHECK-FIXES-NEXT: Sum += a + b;
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array<S, N> arr;
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for (auto* It = arr.begin(); It != arr.end(); ++It) {
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auto [a, b] = *It;
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Sum = a + b;
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}
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// CHECK-MESSAGES: :[[@LINE-4]]:3: warning: use range-based for loop instead [modernize-loop-convert]
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// CHECK-FIXES: for (auto [a, b] : arr) {
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// CHECK-FIXES-NEXT: Sum = a + b;
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for (auto* It = arr.cbegin(); It != arr.cend(); ++It) {
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auto [a, b] = *It;
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Sum = a + b;
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}
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// CHECK-MESSAGES: :[[@LINE-4]]:3: warning: use range-based for loop instead [modernize-loop-convert]
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// CHECK-FIXES: for (auto [a, b] : arr) {
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// CHECK-FIXES-NEXT: Sum = a + b;
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}
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