From 21a2dc3ecd6d2e673c8f7f64cbc6000d81612190 Mon Sep 17 00:00:00 2001
From: "William S. Moses" <gh@wsmoses.com>
Date: Sun, 23 Oct 2022 14:59:13 -0400
Subject: [PATCH] Fix GC assertion on array of derived pointers

---
 src/llvm-late-gc-lowering.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/llvm-late-gc-lowering.cpp b/src/llvm-late-gc-lowering.cpp
index 824f5910df527..1638145e7bb19 100644
--- a/src/llvm-late-gc-lowering.cpp
+++ b/src/llvm-late-gc-lowering.cpp
@@ -426,7 +426,7 @@ unsigned getCompositeNumElements(Type *T) {
 // Walk through a Type, and record the element path to every tracked value inside
 void TrackCompositeType(Type *T, std::vector<unsigned> &Idxs, std::vector<std::vector<unsigned>> &Numberings) {
     if (isa<PointerType>(T)) {
-        if (T->getPointerAddressSpace() == AddressSpace::Tracked)
+        if (isSpecialPtr(T))
             Numberings.push_back(Idxs);
     }
     else if (isa<StructType>(T) || isa<ArrayType>(T) || isa<VectorType>(T)) {