forked from OSchip/llvm-project
46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
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// RUN: %check_clang_tidy %s readability-redundant-function-ptr-dereference %t
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void f(int i);
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void positive() {
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void (*p)(int) = f;
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(**p)(1);
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// CHECK-MESSAGES: :[[@LINE-1]]:4: warning: redundant repeated dereference of function pointer [readability-redundant-function-ptr-dereference]
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// CHECK-FIXES: (*p)(1);
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(*****p)(2);
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// CHECK-MESSAGES: :[[@LINE-1]]:4: warning: redundant repeated
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// CHECK-MESSAGES: :[[@LINE-2]]:5: warning: redundant repeated
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// CHECK-MESSAGES: :[[@LINE-3]]:6: warning: redundant repeated
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// CHECK-MESSAGES: :[[@LINE-4]]:7: warning: redundant repeated
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// CHECK-FIXES: (*p)(2);
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}
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template<typename T>
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void invoke(const T& fn) {
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fn(0); // 1
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(*fn)(0); // 2
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// CHECK-MESSAGES: :[[@LINE-1]]:4: warning: redundant repeated
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// CHECK-FIXES: fn(0); // 1
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// CHECK-FIXES: (fn)(0); // 2
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// FIXME: Remove unnecessary parentheses.
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}
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void f1(int);
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void f2(double);
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void f3(char);
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void instantiate() {
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invoke(f1);
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invoke(f2);
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invoke(f3);
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invoke([](unsigned) {});
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}
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void negative() {
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void (*q)(int) = &f;
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q(1);
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(*q)(2);
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}
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