Implement CapturedStmt AST

CapturedStmt can be used to implement generic function outlining as described in
http://lists.cs.uiuc.edu/pipermail/cfe-dev/2013-January/027540.html.

CapturedStmt is not exposed to the C api.

Serialization and template support are pending.

Author: Wei Pan <wei.pan@intel.com>

Differential Revision: http://llvm-reviews.chandlerc.com/D370


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179615 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 15 insertions, 0 deletions

diff --git a/lib/Serialization/ASTReaderStmt.cpp b/lib/Serialization/ASTReaderStmt.cpp
index 567d50e71d..b18114fdcb 100644
--- a/lib/Serialization/ASTReaderStmt.cpp
+++ b/lib/Serialization/ASTReaderStmt.cpp
@@ -324,6 +324,10 @@ void ASTStmtReader::VisitMSAsmStmt(MSAsmStmt *S) {
   VisitStmt(S);
 }
 
+void ASTStmtReader::VisitCapturedStmt(CapturedStmt *S) {
+  llvm_unreachable("not implemented yet");
+}
+
 void ASTStmtReader::VisitExpr(Expr *E) {
   VisitStmt(E);
   E->setType(Reader.readType(F, Record, Idx));
@@ -1724,6 +1728,10 @@ Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) {
       S = new (Context) MSAsmStmt(Empty);
       break;
 
+    case STMT_CAPTURED:
+      llvm_unreachable("not implemented yet");
+      break;
+
     case EXPR_PREDEFINED:
       S = new (Context) PredefinedExpr(Empty);
       break;
diff --git a/lib/Serialization/ASTWriterStmt.cpp b/lib/Serialization/ASTWriterStmt.cpp
index 920730ffd6..61ddec0fb0 100644
--- a/lib/Serialization/ASTWriterStmt.cpp
+++ b/lib/Serialization/ASTWriterStmt.cpp
@@ -255,6 +255,13 @@ void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) {
   Code = serialization::STMT_MSASM;
 }
 
+void ASTStmtWriter::VisitCapturedStmt(CapturedStmt *S) {
+  VisitStmt(S);
+  Code = serialization::STMT_CAPTURED;
+
+  llvm_unreachable("not implemented yet");
+}
+
 void ASTStmtWriter::VisitExpr(Expr *E) {
   VisitStmt(E);
   Writer.AddTypeRef(E->getType(), Record);