// { dg-options "-O3 -fno-lifetime-dse" } // { dg-do run } typedef __SIZE_TYPE__ size_t; inline void * operator new (size_t, void *p) { return p; } struct A { int i; A() {} ~A() {} }; int main() { int ar[1]; A* ap = new(ar) A; ap->i = 42; ap->~A(); if (ar[0] != 42) __builtin_abort(); }