================
@@ -43,6 +44,21 @@ static __rtsan::Context &GetContextForThisThreadImpl() {
return *current_thread_context;
}
+#else
+
+// On FreeBSD, pthread api cannot be used as calloc is called under the hood
+// at library initialization time.
+static __thread Context *ctx = nullptr;
+
+static __rtsan::Context &GetContextForThisThreadImpl() {
+ if (ctx == nullptr) {
+ ctx = static_cast<Context *>(MmapOrDie(sizeof(Context), "RtsanContext"));
+ new (ctx) Context();
----------------
cjappl wrote:
This does not do the same thing as the other version. This construct needs to
be thread local, otherwise a multi threaded binary will not be able to track
its state properly.
https://github.com/llvm/llvm-project/pull/125389
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