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| author | Kostya Serebryany <kcc@google.com> | 2013-09-12 08:43:44 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2013-09-12 08:43:44 +0000 |
| commit | dcf98bf49d68533c7aebadbf6c4467afdd486c99 (patch) | |
| tree | e25686584829ffff5c04569433706715210752e7 /lib/asan/asan_thread.h | |
| parent | c98fc1f8e52812cfaf5b19a29db5ed56acb0a682 (diff) | |
| download | compiler-rt-dcf98bf49d68533c7aebadbf6c4467afdd486c99.tar.gz compiler-rt-dcf98bf49d68533c7aebadbf6c4467afdd486c99.tar.bz2 compiler-rt-dcf98bf49d68533c7aebadbf6c4467afdd486c99.tar.xz | |
[asan] don't lazy-init fake_stack if we only need to check that fake_stack exists (should fix 32-bit builds)
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@190593 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/asan/asan_thread.h')
| -rw-r--r-- | lib/asan/asan_thread.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/asan/asan_thread.h b/lib/asan/asan_thread.h index 55c39966..8633e5db 100644 --- a/lib/asan/asan_thread.h +++ b/lib/asan/asan_thread.h @@ -81,8 +81,12 @@ class AsanThread { fake_stack_->Destroy(); } + bool has_fake_stack() { + return (reinterpret_cast<uptr>(fake_stack_) > 1); + } + FakeStack *fake_stack() { - if (reinterpret_cast<uptr>(fake_stack_) <= 1) + if (!has_fake_stack()) return AsyncSignalSafeLazyInitFakeStack(); return fake_stack_; } |