iostream issue.cpp

#include <iostream>

#define ISSUE

int main(){
  #ifdef ISSUE
  std::ios_base::sync_with_stdio(true);
  #else
  std::ios_base::sync_with_stdio(false);
  #endif
  const std::ostream::sentry sentry1(std::cout);
  if (sentry1) {
    printf("ok\n");
  }
  return 0;
}

// The segmentation fault when ISSUE is defined
// Commands:
// clang++ -c -fPIC hello.cpp -o hello.o
// llvm-jitlink hello.o
// Enviroment:
// Linux 5.13.0-39-generic #44~20.04.1-Ubuntu SMP Thu Mar 24 16:43:35 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux