text: //===----------------------------------------------------------------------===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  // <string>
  
  // iterator insert(const_iterator p, size_type n, charT c);
  
  // UNSUPPORTED: libcxx-no-debug-mode
  
  // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DEBUG=1
  #define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0))
  
  #include <string>
  #include <cassert>
  
  #include "test_macros.h"
  
  int main(int, char**)
  {
      {
          std::string s;
          std::string s2;
          s.insert(s2.begin(), 1, 'a');
          assert(false);
      }
  
      return 0;
  }
  