compiler-rt/test/asan/TestCases/Windows/sanitizer_purge.cpp

   1 #include <Windows.h>
   2 #include <stdio.h>
   3 #include <sanitizer/allocator_interface.h>
   4 #include <psapi.h>
   5
   6 // RUN: %clang_cl_asan %Od %s %Fe%t
   7 // RUN: %t
   8 // REQUIRES: asan-64-bits
   9
  10 size_t GetRSS() {
  11   PROCESS_MEMORY_COUNTERS counters;
  12   if (!GetProcessMemoryInfo(GetCurrentProcess(), &counters, sizeof(counters)))
  13     return 0;
  14   return counters.WorkingSetSize;
  15 }
  16
  17 int main(){
  18     for (int i = 0; i < 1000; i++) {
  19         void* a = malloc(1000);
  20         free(a);
  21     }
  22     size_t rss_pre  = GetRSS();
  23     __sanitizer_purge_allocator();
  24     size_t rss_post = GetRSS();
  25
  26     if (rss_pre <= rss_post){
  27         return -1;
  28     }
  29
  30     return 0;
  31 }