[clang][bytecode] Check dtor calls for one-past-end pointers (#140047)

Author: tbaederr

clang/lib/AST/ByteCode/Interp.cpp

@@ -1375,6 +1375,8 @@ bool CheckDestructor(InterpState &S, CodePtr OpPC, const Pointer &Ptr) {
     return false;
   if (!CheckTemporary(S, OpPC, Ptr, AK_Destroy))
     return false;
+  if (!CheckRange(S, OpPC, Ptr, AK_Destroy))
+    return false;
 
   // Can't call a dtor on a global variable.
   if (Ptr.block()->isStatic()) {

clang/test/AST/ByteCode/cxx20.cpp

@@ -1007,3 +1007,11 @@ namespace TempDtor {
     a_ref.~A(); // both-note {{destruction of temporary is not allowed in a constant expression outside the expression that created the temporary}}
   }
 }
+
+namespace OnePastEndDtor {
+  struct A {int n; };
+  constexpr void destroy_past_end() { // both-error {{never produces a constant expression}}
+    A a;
+    (&a+1)->~A(); // both-note {{destruction of dereferenced one-past-the-end pointer}}
+  }
+}