Add ThreadSanitizer

.github/workflows/ci-unix-static-sanitized.yml

diff --git a/.github/workflows/ci-unix-static-sanitized.yml b/.github/workflows/ci-unix-static-sanitized.yml
index fdf15e8..6894e06 100644
--- a/.github/workflows/ci-unix-static-sanitized.yml
+++ b/.github/workflows/ci-unix-static-sanitized.yml
@@ -11,7 +11,7 @@
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        sanitizer: [ address, undefined ] # TODO(yguyon): Add memory, thread
+        sanitizer: [ address, thread, undefined ] # TODO(yguyon): Add memory
 
     env:
       CC: clang
@@ -92,3 +92,4 @@
         run: ctest -j $(getconf _NPROCESSORS_ONLN) --output-on-failure
         env:
           ASAN_OPTIONS: allocator_may_return_null=1
+          TSAN_OPTIONS: allocator_may_return_null=1