view libunwind/test/signal_frame.pass.cpp @ 222:81f6424ef0e3 llvm-original

LLVM original branch
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 18 Jul 2021 22:10:01 +0900
parents 79ff65ed7e25
children c4bab56944e8
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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// Ensure that functions marked as signal frames are reported as such.

// UNSUPPORTED: libunwind-arm-ehabi

#include <assert.h>
#include <stdlib.h>
#include <libunwind.h>

void test() {
  asm(".cfi_signal_frame");
  unw_cursor_t cursor;
  unw_context_t uc;
  unw_getcontext(&uc);
  unw_init_local(&cursor, &uc);
  assert(unw_step(&cursor) > 0);
  assert(unw_is_signal_frame(&cursor));
}

int main(int, char**) {
  test();
  return 0;
}