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diff --git a/doc/HACKING b/doc/HACKING
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@@ -11,12 +11,20 @@
0.1. Useful command-lines that are non-trivial to reproduce but can
help with tracking bugs or leaks.
+0.1.1. Dmalloc
+
dmalloc -l ~/dmalloc.log
(run the commands it tells you)
./configure --with-dmalloc
+0.2.2. Valgrind
+
valgrind --leak-check=yes --error-limit=no --show-reachable=yes src/or/tor
+(Note that if you get a zillion openssl warnings, you will also need to
+ pass --undef-value-errors=no to valgrind, or rebuild your openssl
+ with -DPURIFY.)
+
0.2. Running gcov for unit test coverage
make clean