diff options
Diffstat (limited to 'lib/asan/asan_rtl.cc')
-rw-r--r-- | lib/asan/asan_rtl.cc | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/lib/asan/asan_rtl.cc b/lib/asan/asan_rtl.cc index 13344f3b8..db8dcd068 100644 --- a/lib/asan/asan_rtl.cc +++ b/lib/asan/asan_rtl.cc @@ -1,9 +1,8 @@ //===-- asan_rtl.cc -------------------------------------------------------===// // -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. +// 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 // //===----------------------------------------------------------------------===// // @@ -598,6 +597,19 @@ void NOINLINE __asan_handle_no_return() { curr_thread->fake_stack()->HandleNoReturn(); } +extern "C" void *__asan_extra_spill_area() { + AsanThread *t = GetCurrentThread(); + CHECK(t); + return t->extra_spill_area(); +} + +void __asan_handle_vfork(void *sp) { + AsanThread *t = GetCurrentThread(); + CHECK(t); + uptr bottom = t->stack_bottom(); + PoisonShadow(bottom, (uptr)sp - bottom, 0); +} + void NOINLINE __asan_set_death_callback(void (*callback)(void)) { SetUserDieCallback(callback); } |