[compiler-rt][asan] Re-add `self`
We ran into errors where this wasn't defined in Fuchsia's asan implementation.
GitOrigin-RevId: 1a84d1c81e1265ec09bcf8a636be3ec8585d5fc3
diff --git a/lib/asan/asan_fuchsia.cpp b/lib/asan/asan_fuchsia.cpp
index 1d0fbb7..15381d5 100644
--- a/lib/asan/asan_fuchsia.cpp
+++ b/lib/asan/asan_fuchsia.cpp
@@ -145,6 +145,7 @@
// Called by __asan::AsanInitInternal (asan_rtl.c).
AsanThread *CreateMainThread() {
+ thrd_t self = thrd_current();
char name[ZX_MAX_NAME_LEN];
CHECK_NE(__sanitizer::MainThreadStackBase, 0);
CHECK_GT(__sanitizer::MainThreadStackSize, 0);