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[asan] Fix build on windows. 

Reviewers: vitalybuka

Subscribers: kubamracek, llvm-commits

Differential Revision: https://reviews.llvm.org/D56111

llvm-svn: 350104
This commit is contained in:
Evgeniy Stepanov 2018-12-27 22:16:28 +00:00
parent e9d00896bd
commit 1ce7fccbc9
1 changed files with 9 additions and 1 deletions
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10
compiler-rt/lib/asan/asan_thread.cc
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@ -285,13 +285,21 @@ AsanThread *CreateMainThread() {
return main_thread;
}
static bool StackLimitsAreAvailable() {
#if SANITIZER_WINDOWS
return true;
#else
return MemoryMappingLayout::IsAvailable();
#endif
}
// This implementation doesn't use the argument, which is just passed down
// from the caller of Init (which see, above). It's only there to support
// OS-specific implementations that need more information passed through.
void AsanThread::SetThreadStackAndTls(const InitOptions *options) {
DCHECK_EQ(options, nullptr);
// If this process is "init" (pid 1), /proc may not be mounted yet.
if (!start_routine_ && !MemoryMappingLayout::IsAvailable()) {
if (!start_routine_ && !StackLimitsAreAvailable()) {
stack_top_ = stack_bottom_ = 0;
tls_begin_ = tls_end_ = 0;
} else {