Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/eh/forced3.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// HP-UX libunwind.so doesn't provide _UA_END_OF_STACK. // { dg-do run { xfail "ia64-hp-hpux11.*" } } // { dg-require-effective-target c++14_down } // Test that forced unwinding calls std::unexpected going // through a nothrow function. #include <unwind.h> #include <stdlib.h> #include <exception> #include <string.h> static _Unwind_Reason_Code force_unwind_stop (int version, _Unwind_Action actions, _Unwind_Exception_Class exc_class, struct _Unwind_Exception *exc_obj, struct _Unwind_Context *context, void *stop_parameter) { if (actions & _UA_END_OF_STACK) abort (); return _URC_NO_REASON; } static void __attribute__((noreturn)) force_unwind () { _Unwind_Exception *exc = new _Unwind_Exception; // exception_class might not be a scalar. memset (&exc->exception_class, 0, sizeof (exc->exception_class)); exc->exception_cleanup = 0; #ifndef __USING_SJLJ_EXCEPTIONS__ _Unwind_ForcedUnwind (exc, force_unwind_stop, 0); #else _Unwind_SjLj_ForcedUnwind (exc, force_unwind_stop, 0); #endif abort (); } static void handle_unexpected () { exit (0); } static void doit () throw() { force_unwind (); } int main() { std::set_unexpected (handle_unexpected); doit (); abort (); }