[clang] [Clang][RFC] Intrododuce a builtin to determine the structure binding size (PR #131515)

[Erich Keane via cfe-commits]

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@@ -2135,9 +2135,14 @@ void ASTStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
 
 void ASTStmtReader::VisitTypeTraitExpr(TypeTraitExpr *E) {
   VisitExpr(E);
+  E->TypeTraitExprBits.IsBooleanTypeTrait = Record.readInt();
   E->TypeTraitExprBits.NumArgs = Record.readInt();
   E->TypeTraitExprBits.Kind = Record.readInt();
   E->TypeTraitExprBits.Value = Record.readInt();
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erichkeane wrote:

Slight increase of the size of the emitted thing, plus outputing a potentially uninitialized value? (IDK actually if this is set in the other ctor).

https://github.com/llvm/llvm-project/pull/131515