[Lldb-commits] [lldb] [lldb] Cache register types by object UID and register size (PR #215874)

[David Spickett via lldb-commits]

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@@ -138,17 +115,36 @@ RegisterTypeBuilderClang::GetRegisterType(const 
RegisterInfo &reg_info) {
       ScratchTypeSystemClang::GetForTarget(m_target);
   assert(type_system);
 
+  if (m_cached_type_system.lock() != type_system) {
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DavidSpickett wrote:

Which events cause the Target's scratch type system to be reset/changed?

If it does change, we must throw away references to the old one - that part I 
agree with.

https://github.com/llvm/llvm-project/pull/215874
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