Implement AST (de-)serialization for lambda expressions.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150491 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTReaderStmt.cpp b/lib/Serialization/ASTReaderStmt.cpp
index 7857ca8..361ff3f 100644
--- a/lib/Serialization/ASTReaderStmt.cpp
+++ b/lib/Serialization/ASTReaderStmt.cpp
@@ -1050,7 +1050,31 @@
void ASTStmtReader::VisitLambdaExpr(LambdaExpr *E) {
VisitExpr(E);
- assert(false && "Cannot deserialize lambda expressions yet");
+ unsigned NumCaptures = Record[Idx++];
+ assert(NumCaptures == E->NumCaptures);(void)NumCaptures;
+ unsigned NumArrayIndexVars = Record[Idx++];
+ E->IntroducerRange = ReadSourceRange(Record, Idx);
+ E->CaptureDefault = static_cast<LambdaCaptureDefault>(Record[Idx++]);
+ E->ExplicitParams = Record[Idx++];
+ E->ExplicitResultType = Record[Idx++];
+ E->ClosingBrace = ReadSourceLocation(Record, Idx);
+
+ // Read capture initializers.
+ for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(),
+ CEnd = E->capture_init_end();
+ C != CEnd; ++C)
+ *C = Reader.ReadSubExpr();
+
+ // Read array capture index variables.
+ if (NumArrayIndexVars > 0) {
+ unsigned *ArrayIndexStarts = E->getArrayIndexStarts();
+ for (unsigned I = 0; I != NumCaptures + 1; ++I)
+ ArrayIndexStarts[I] = Record[Idx++];
+
+ VarDecl **ArrayIndexVars = E->getArrayIndexVars();
+ for (unsigned I = 0; I != NumArrayIndexVars; ++I)
+ ArrayIndexVars[I] = ReadDeclAs<VarDecl>(Record, Idx);
+ }
}
void ASTStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
@@ -2083,6 +2107,14 @@
case EXPR_ATOMIC:
S = new (Context) AtomicExpr(Empty);
break;
+
+ case EXPR_LAMBDA: {
+ unsigned NumCaptures = Record[ASTStmtReader::NumExprFields];
+ unsigned NumArrayIndexVars = Record[ASTStmtReader::NumExprFields + 1];
+ S = LambdaExpr::CreateDeserialized(Context, NumCaptures,
+ NumArrayIndexVars);
+ break;
+ }
}
// We hit a STMT_STOP, so we're done with this expression.