forked from OSchip/llvm-project
54 lines
2.3 KiB
C++
54 lines
2.3 KiB
C++
// RUN: %check_clang_tidy -std=c++14-or-later %s cppcoreguidelines-pro-bounds-pointer-arithmetic %t
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// Fix PR36489 and detect auto-deduced value correctly.
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char *getPtr();
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auto getPtrAuto() { return getPtr(); }
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decltype(getPtr()) getPtrDeclType();
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decltype(auto) getPtrDeclTypeAuto() { return getPtr(); }
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auto getPtrWithTrailingReturnType() -> char *;
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void auto_deduction_binary() {
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auto p1 = getPtr() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:22: warning: do not use pointer arithmetic
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auto p2 = getPtrAuto() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:26: warning: do not use pointer arithmetic
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auto p3 = getPtrWithTrailingReturnType() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:44: warning: do not use pointer arithmetic
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auto p4 = getPtr();
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auto *p5 = getPtr();
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p4 = p4 + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:11: warning: do not use pointer arithmetic
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p5 = p5 + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:11: warning: do not use pointer arithmetic
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auto p6 = getPtrDeclType() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:30: warning: do not use pointer arithmetic
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auto p7 = getPtrDeclTypeAuto() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:34: warning: do not use pointer arithmetic
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auto *p8 = getPtrDeclType() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:31: warning: do not use pointer arithmetic
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auto *p9 = getPtrDeclTypeAuto() + 1;
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// CHECK-MESSAGES: :[[@LINE-1]]:35: warning: do not use pointer arithmetic
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}
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void auto_deduction_subscript() {
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char p1 = getPtr()[2];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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auto p2 = getPtr()[3];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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char p3 = getPtrAuto()[4];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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auto p4 = getPtrAuto()[5];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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char p5 = getPtrWithTrailingReturnType()[6];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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auto p6 = getPtrWithTrailingReturnType()[7];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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auto p7 = getPtrDeclType()[8];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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auto p8 = getPtrDeclTypeAuto()[9];
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: do not use pointer arithmetic
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}
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