================ @@ -0,0 +1,59 @@ +// RUN: %check_clang_tidy %s bugprone-virtual-arithmetic %t + +class Base { +public: + virtual ~Base() {} +}; + +class Derived : public Base {}; + +void operators() { + Base *b = new Derived[10]; + + b += 1; + // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: pointer arithmetic on class 'Base' that declares a virtual function, undefined behavior if the pointee is a different class [bugprone-virtual-arithmetic] + + b = b + 1; + // CHECK-MESSAGES: :[[@LINE-1]]:7: warning: pointer arithmetic on class 'Base' that declares a virtual function, undefined behavior if the pointee is a different class [bugprone-virtual-arithmetic] + + b++; + // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: pointer arithmetic on class 'Base' that declares a virtual function, undefined behavior if the pointee is a different class [bugprone-virtual-arithmetic] ---------------- Discookie wrote:
Added, nice catch! https://github.com/llvm/llvm-project/pull/91951 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits