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| -rw-r--r-- | contrib/valgrind.supp | 43 | ||||
| -rw-r--r-- | doc/developer-notes.md | 15 |
2 files changed, 58 insertions, 0 deletions
diff --git a/contrib/valgrind.supp b/contrib/valgrind.supp new file mode 100644 index 0000000000..0f6d993fd2 --- /dev/null +++ b/contrib/valgrind.supp @@ -0,0 +1,43 @@ +# Valgrind suppressions file for Bitcoin. +# +# Includes known Valgrind warnings in our dependencies that cannot be fixed +# in-tree. +# +# Example use: +# $ valgrind --suppressions=contrib/valgrind.supp src/test/test_bitcoin +# $ valgrind --suppressions=contrib/valgrind.supp --leak-check=full \ +# --show-leak-kinds=all src/test/test_bitcoin --log_level=test_suite +{ + Suppress libstdc++ warning - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65434 + Memcheck:Leak + match-leak-kinds: reachable + fun:malloc + obj:*/libstdc++.* + fun:call_init.part.0 + fun:call_init + fun:_dl_init + obj:*/ld-*.so +} +{ + Suppress libdb warning - https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=662917 + Memcheck:Cond + obj:*/libdb_cxx-*.so + fun:__log_put + obj:*/libdb_cxx-*.so + fun:__log_put_record +} +{ + Suppress leveldb warning (leveldb::InitModule()) - https://github.com/google/leveldb/issues/113 + Memcheck:Leak + match-leak-kinds: reachable + fun:_Znwm + fun:_ZN7leveldbL10InitModuleEv +} +{ + Suppress leveldb warning (leveldb::Env::Default()) - https://github.com/google/leveldb/issues/113 + Memcheck:Leak + match-leak-kinds: reachable + fun:_Znwm + ... + fun:_ZN7leveldbL14InitDefaultEnvEv +} diff --git a/doc/developer-notes.md b/doc/developer-notes.md index 33c6ab9cb3..763ab054ca 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -167,6 +167,21 @@ can be very difficult to track down. Compiling with -DDEBUG_LOCKORDER (configure CXXFLAGS="-DDEBUG_LOCKORDER -g") inserts run-time checks to keep track of which locks are held, and adds warnings to the debug.log file if inconsistencies are detected. +**Valgrind suppressions file** + +Valgrind is a programming tool for memory debugging, memory leak detection, and +profiling. The repo contains a Valgrind suppressions file +([`valgrind.supp`](https://github.com/bitcoin/bitcoin/blob/master/contrib/valgrind.supp)) +which includes known Valgrind warnings in our dependencies that cannot be fixed +in-tree. Example use: + +```shell +$ valgrind --suppressions=contrib/valgrind.supp src/test/test_bitcoin +$ valgrind --suppressions=contrib/valgrind.supp --leak-check=full \ + --show-leak-kinds=all src/test/test_bitcoin --log_level=test_suite +$ valgrind -v --leak-check=full src/bitcoind -printtoconsole +``` + Locking/mutex usage notes ------------------------- |