Disable thread sanitizer instrumentation for anonymous get function

used by accelerated bitwise and/or. Source bitvectors might be modified
due to feeding during search.

1 files changed, 6 insertions, 0 deletions

diff --git a/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp b/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp
index 6731b449462..278131eaf15 100644
--- a/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp
+++ b/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp
@@ -2,6 +2,7 @@
 
 #pragma once
 
+#include <vespa/config.h>
 #include <vespa/vespalib/util/optimized.h>
 #include <cstring>
 
@@ -24,6 +25,11 @@ populationCount(const uint64_t *a, size_t sz) {
     return count;
 }
 
+#ifdef VESPA_USE_THREAD_SANITIZER
+template<typename T, unsigned ChunkSize>
+T get(const void * base, bool invert)__attribute__((no_sanitize("thread")));
+#endif
+
 template<typename T, unsigned ChunkSize>
 T get(const void * base, bool invert) {
     static_assert(sizeof(T) == ChunkSize, "sizeof(T) == ChunkSize");