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authorWalter Lee <waltl@google.com>2018-05-16 23:23:56 +0000
committerWalter Lee <waltl@google.com>2018-05-16 23:23:56 +0000
commit3bf63c920185530df55a8b0c42158febfbb5450d (patch)
tree436081d2fa65509cbfe10bcc5c5bf4326058aaaf
parent5a0872c2b751fd339e10c1b9d29ed4a9e62a323d (diff)
downloadbcm5719-llvm-3bf63c920185530df55a8b0c42158febfbb5450d.tar.gz
bcm5719-llvm-3bf63c920185530df55a8b0c42158febfbb5450d.zip
[asan] Restore check removed by r332033
Needed by fiber handling code, and possibly other code paths. Differential Revision: https://reviews.llvm.org/D46981 llvm-svn: 332553
-rw-r--r--compiler-rt/lib/asan/asan_thread.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler-rt/lib/asan/asan_thread.h b/compiler-rt/lib/asan/asan_thread.h
index a3052ec8004..66091921101 100644
--- a/compiler-rt/lib/asan/asan_thread.h
+++ b/compiler-rt/lib/asan/asan_thread.h
@@ -117,6 +117,8 @@ class AsanThread {
return nullptr;
if (atomic_load(&stack_switching_, memory_order_relaxed))
return nullptr;
+ if (!has_fake_stack())
+ return AsyncSignalSafeLazyInitFakeStack();
return fake_stack_;
}
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