clang/test/Analysis/placement-new-user-defined.cpp

   1 // RUN: %clang_analyze_cc1 -std=c++11 %s \
   2 // RUN:   -analyzer-checker=core \
   3 // RUN:   -analyzer-checker=cplusplus.NewDelete \
   4 // RUN:   -analyzer-checker=cplusplus.PlacementNew \
   5 // RUN:   -analyzer-output=text -verify \
   6 // RUN:   -triple x86_64-unknown-linux-gnu
   7
   8 // expected-no-diagnostics
   9
  10 #include "Inputs/system-header-simulator-cxx.h"
  11
  12 struct X {
  13   static void *operator new(std::size_t sz, void *b) {
  14     return ::operator new(sz, b);
  15   }
  16   long l;
  17 };
  18 void f() {
  19   short buf;
  20   X *p1 = new (&buf) X;
  21   (void)p1;
  22 }