[libFuzzer] docs: add a FAQ entry about dlclose
llvm-svn: 354392
diff --git a/llvm/docs/LibFuzzer.rst b/llvm/docs/LibFuzzer.rst
index 998dc7c..36d52db 100644
--- a/llvm/docs/LibFuzzer.rst
+++ b/llvm/docs/LibFuzzer.rst
@@ -691,6 +691,13 @@
Examples: regular expression matchers, text or binary format parsers, compression,
network, crypto.
+Q. LibFuzzer crashes on my complicated fuzz target (but works fine for me on smaller targets).
+----------------------------------------------------------------------------------------------
+
+Check if your fuzz target uses ``dlclose``.
+Currently, libFuzzer doesn't support targets that call ``dlclose``,
+this may be fixed in future.
+
Trophies
========