PCH support for while and continue statements

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69332 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index e39f3e5..bdadd35 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -251,6 +251,8 @@
     unsigned VisitDefaultStmt(DefaultStmt *S);
     unsigned VisitIfStmt(IfStmt *S);
     unsigned VisitSwitchStmt(SwitchStmt *S);
+    unsigned VisitWhileStmt(WhileStmt *S);
+    unsigned VisitContinueStmt(ContinueStmt *S);
     unsigned VisitBreakStmt(BreakStmt *S);
     unsigned VisitExpr(Expr *E);
     unsigned VisitPredefinedExpr(PredefinedExpr *E);
@@ -356,6 +358,20 @@
   return 2;
 }
 
+unsigned PCHStmtReader::VisitWhileStmt(WhileStmt *S) {
+  VisitStmt(S);
+  S->setCond(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2]));
+  S->setBody(StmtStack.back());
+  S->setWhileLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  return 2;
+}
+
+unsigned PCHStmtReader::VisitContinueStmt(ContinueStmt *S) {
+  VisitStmt(S);
+  S->setContinueLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  return 0;
+}
+
 unsigned PCHStmtReader::VisitBreakStmt(BreakStmt *S) {
   VisitStmt(S);
   S->setBreakLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
@@ -2116,6 +2132,14 @@
       S = new (Context) SwitchStmt(Empty);
       break;
 
+    case pch::STMT_WHILE:
+      S = new (Context) WhileStmt(Empty);
+      break;
+
+    case pch::STMT_CONTINUE:
+      S = new (Context) ContinueStmt(Empty);
+      break;
+
     case pch::STMT_BREAK:
       S = new (Context) BreakStmt(Empty);
       break;