[clang] [Serialization] Load Specializations Lazily (1/2) (PR #76774)

[Vassil Vassilev via cfe-commits]

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@@ -527,6 +527,10 @@ class ASTWriter : public ASTDeserializationListener,
   bool isLookupResultExternal(StoredDeclsList &Result, DeclContext *DC);
   bool isLookupResultEntirelyExternal(StoredDeclsList &Result, DeclContext *DC);
 
+  uint64_t
+  WriteSpecsLookupTable(NamedDecl *D,
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vgvassilev wrote:

Generally `spec` would read as specification not specialization. Maybe we should use the full word.

https://github.com/llvm/llvm-project/pull/76774