memcheck/tests/duplicate_align_size_errors.cpp

   1 #include <new>
   2 #include <cassert>
   3 #include <cstdlib>
   4 #include "tests/malloc.h"
   5 #include "../../config.h"
   6
   7 int main()
   8 {
   9     std::align_val_t misalign(static_cast<std::align_val_t>(63U));
  10     std::align_val_t zeroalign(static_cast<std::align_val_t>(0U));
  11     std::align_val_t onealign(static_cast<std::align_val_t>(1U));
  12     std::align_val_t align(static_cast<std::align_val_t>(64U));
  13     std::align_val_t alignx2(static_cast<std::align_val_t>(128U));
  14     std::size_t size(32);
  15     std::nothrow_t tag;
  16     void *mem = nullptr;
  17
  18     for (int i = 0 ; i < 2 ; ++i)
  19     {
  20        // Err_BadAlign alignment only
  21        mem = operator new(size, zeroalign, tag);
  22        operator delete(mem, zeroalign, tag);
  23        mem = nullptr;
  24
  25 #if defined(HAVE_ALIGNED_ALLOC)
  26        // Err_BadAlign size and alignment
  27        mem  = aligned_alloc(64U, 100U);
  28        if (mem)
  29        {
  30           free(mem);
  31           mem = nullptr;
  32        }
  33
  34        // Err.BadSize
  35        mem  = aligned_alloc(64U, 0U);
  36        if (mem)
  37        {
  38           free(mem);
  39           mem = nullptr;
  40        }
  41 #endif
  42
  43        // Err_SizeMismatch
  44        mem = operator new(size, align);
  45        operator delete(mem, size+1, align);
  46        mem = nullptr;
  47
  48         // Err_AlignMismatch
  49        mem = operator new[](size, align);
  50        operator delete[](mem, size, alignx2);
  51        mem = nullptr;
  52     }
  53 }