Update AST serializers

Author: fpasserby

clang/lib/Serialization/ASTReaderStmt.cpp

@@ -484,6 +484,7 @@ void ASTStmtReader::VisitCoawaitExpr(CoawaitExpr *E) {
   for (auto &SubExpr: E->SubExprs)
     SubExpr = Record.readSubStmt();
   E->OpaqueValue = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
+  E->OpaqueFramePtr = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
   E->setIsImplicit(Record.readInt() != 0);
 }
 
@@ -493,6 +494,7 @@ void ASTStmtReader::VisitCoyieldExpr(CoyieldExpr *E) {
   for (auto &SubExpr: E->SubExprs)
     SubExpr = Record.readSubStmt();
   E->OpaqueValue = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
+  E->OpaqueFramePtr = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
 }
 
 void ASTStmtReader::VisitDependentCoawaitExpr(DependentCoawaitExpr *E) {

clang/lib/Serialization/ASTWriterStmt.cpp

@@ -445,6 +445,7 @@ void ASTStmtWriter::VisitCoroutineSuspendExpr(CoroutineSuspendExpr *E) {
   for (Stmt *S : E->children())
     Record.AddStmt(S);
   Record.AddStmt(E->getOpaqueValue());
+  Record.AddStmt(E->getOpaqueFramePtr());
 }
 
 void ASTStmtWriter::VisitCoawaitExpr(CoawaitExpr *E) {