1 // Copyright 2019 The Marl Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "marl/sanitizers.h"
16 
17 #ifndef MARL_USE_FIBER_STACK_GUARDS
18 #if !defined(NDEBUG) && !ADDRESS_SANITIZER_ENABLED
19 #define MARL_USE_FIBER_STACK_GUARDS 1
20 #else
21 #define MARL_USE_FIBER_STACK_GUARDS 0
22 #endif
23 #endif  // MARL_USE_FIBER_STACK_GUARDS
24 
25 #if MARL_USE_FIBER_STACK_GUARDS && ADDRESS_SANITIZER_ENABLED
26 #warning "ASAN can raise spurious failures when using mmap() allocated stacks"
27 #endif
28 
29 #if defined(_WIN32)
30 #include "osfiber_windows.h"
31 #elif defined(MARL_FIBERS_USE_UCONTEXT)
32 #include "osfiber_ucontext.h"
33 #else
34 #include "osfiber_asm.h"
35 #endif
36