libcxxabi/test/uncaught_exceptions.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // UNSUPPORTED: no-exceptions
  10
  11 // __cxa_uncaught_exceptions is not re-exported from libc++ until LLVM 9.
  12 // XFAIL: using-built-library-before-llvm-9
  13
  14 #include <cxxabi.h>
  15 #include <cassert>
  16
  17 // namespace __cxxabiv1 {
  18 //      extern unsigned int __cxa_uncaught_exceptions() throw();
  19 // }
  20
  21 struct A {
  22     A(unsigned cnt) : data_(cnt) {}
  23     ~A() { assert( data_ == __cxxabiv1::__cxa_uncaught_exceptions()); }
  24     unsigned data_;
  25 };
  26
  27 int main () {
  28     try { A a(1); throw 3; assert(false); }
  29     catch (int) {}
  30 }