[llvm-branch-commits] [clang] [clang] Implement pointer authentication for C++ virtual functions, v-tables, and VTTs (PR #94056)

[Anton Korobeynikov via llvm-branch-commits]

================
@@ -7064,21 +7119,29 @@ void ItaniumMangleContextImpl::mangleThunk(const 
CXXMethodDecl *MD,
                              Thunk.Return.Virtual.Itanium.VBaseOffsetOffset);
 
   Mangler.mangleFunctionEncoding(MD);
+  if (!elideOverrideInfo) {
+    mangleOverrideDiscrimination(Mangler, getASTContext(), Thunk);
+  }
 }
 
-void ItaniumMangleContextImpl::mangleCXXDtorThunk(
-    const CXXDestructorDecl *DD, CXXDtorType Type,
-    const ThisAdjustment &ThisAdjustment, raw_ostream &Out) {
+void ItaniumMangleContextImpl::mangleCXXDtorThunk(const CXXDestructorDecl *DD,
+                                                  CXXDtorType Type,
+                                                  const ThunkInfo &Thunk,
+                                                  bool elideOverrideInfo,
+                                                  raw_ostream &Out) {
   //  <special-name> ::= T <call-offset> <base encoding>
   //                      # base is the nominal target function of thunk
   CXXNameMangler Mangler(*this, Out, DD, Type);
   Mangler.getStream() << "_ZT";
 
+  auto &ThisAdjustment = Thunk.This;
   // Mangle the 'this' pointer adjustment.
   Mangler.mangleCallOffset(ThisAdjustment.NonVirtual,
                            ThisAdjustment.Virtual.Itanium.VCallOffsetOffset);
 
   Mangler.mangleFunctionEncoding(GlobalDecl(DD, Type));
+  if (!elideOverrideInfo)
----------------
asl wrote:

update comment above with mangling scheme description?

https://github.com/llvm/llvm-project/pull/94056
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