From: Kostya Serebryany <kcc@google.com>
Date: Mon, 30 Nov 2015 22:17:19 +0000 (+0000)
Subject: [libFuzzer] clarify the limitation of fsanitize-coverage=trace-cmp
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bda2590b9a1b4799c9e6ed68722cf79382c9b780;p=clang

[libFuzzer] clarify the limitation of fsanitize-coverage=trace-cmp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@254337 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/docs/SanitizerCoverage.rst b/docs/SanitizerCoverage.rst
index efcb49e6eb..f8ac1dc2df 100644
--- a/docs/SanitizerCoverage.rst
+++ b/docs/SanitizerCoverage.rst
@@ -275,6 +275,7 @@ they will be called by the instrumented code.
   void __sanitizer_cov_trace_switch(uint64_t Val, uint64_t *Cases);
 
 This interface is a subject to change.
+The current implementation is not thread-safe and thus can be safely used only for single-threaded targets.
 
 Output directory
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