From ae31de32ee49951e4d107043f88dbfed07473c47 Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Wed, 14 Aug 2019 22:16:05 +0200
Subject: build: TSan: add src/.tsan-suppressions

Uses runtime suppressions instead of a blacklist, which can only ignore
whole files/functions.

Ref: https://github.com/google/sanitizers/wiki/ThreadSanitizerSuppressions
Ref: https://github.com/neovim/neovim/pull/10591#issuecomment-521248233
---
 .travis.yml            | 2 +-
 src/.tsan-suppressions | 2 ++
 src/nvim/README.md     | 2 +-
 3 files changed, 4 insertions(+), 2 deletions(-)
 create mode 100644 src/.tsan-suppressions

diff --git a/.travis.yml b/.travis.yml
index 04592b6067..9d8a2ea59b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,7 +30,7 @@ env:
                          -DCMAKE_TOOLCHAIN_FILE=$TRAVIS_BUILD_DIR/cmake/i386-linux-gnu.toolchain.cmake"
     # Environment variables for Clang sanitizers.
     - ASAN_OPTIONS="detect_leaks=1:check_initialization_order=1:log_path=$LOG_DIR/asan"
-    - TSAN_OPTIONS="log_path=$LOG_DIR/tsan"
+    - TSAN_OPTIONS="log_path=$LOG_DIR/tsan:suppressions=$TRAVIS_BUILD_DIR/src/.tsan-suppressions"
     - UBSAN_OPTIONS="print_stacktrace=1 log_path=$LOG_DIR/ubsan"
     # Environment variables for Valgrind.
     - VALGRIND_LOG="$LOG_DIR/valgrind-%p.log"
diff --git a/src/.tsan-suppressions b/src/.tsan-suppressions
new file mode 100644
index 0000000000..c004a468a6
--- /dev/null
+++ b/src/.tsan-suppressions
@@ -0,0 +1,2 @@
+# Ref: https://github.com/neovim/neovim/pull/10591#issuecomment-521248233
+race:starting
diff --git a/src/nvim/README.md b/src/nvim/README.md
index 3c956cb2e9..64d729cc8b 100644
--- a/src/nvim/README.md
+++ b/src/nvim/README.md
@@ -63,7 +63,7 @@ Enable the sanitizer(s) via these environment variables:
     export ASAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer
 
     export MSAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer
-    export TSAN_OPTIONS="external_symbolizer_path=/usr/lib/llvm-5.0/bin/llvm-symbolizer log_path=${HOME}/logs/tsan"
+    export TSAN_OPTIONS="log_path=${HOME}/logs/tsan:suppressions=${NVIM_PATH}/src/.tsan-suppressions"
 
 Logs will be written to `${HOME}/logs/*san.PID`.
 
-- 
cgit