Add ubsan functions to KnownInactiveFunctions (EnzymeAD#2394)

nkoukpaizan · web-flow · commit 965e4916a4dd · 2025-08-01T13:11:54.000-05:00
* Add ubsan functions to KnownInactiveFunctions.

* One more ubsan function.
diff --git a/enzyme/Enzyme/ActivityAnalysis.cpp b/enzyme/Enzyme/ActivityAnalysis.cpp
@@ -297,6 +297,10 @@ const StringSet<> KnownInactiveFunctions = {
     "\01_fopen",
     "fopen",
     "fclose",
+    "__ubsan_handle_dynamic_type_cache_miss",
+    "__ubsan_handle_pointer_overflow",
+    "__ubsan_handle_type_mismatch_v1",
+    "__ubsan_vptr_type_cache",
 };
 
 const std::set<Intrinsic::ID> KnownInactiveIntrinsics = {
