C1X: implement generic selections
As an extension, generic selection support has been added for all
supported languages. The syntax is the same as for C1X.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@129554 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTReaderStmt.cpp b/lib/Serialization/ASTReaderStmt.cpp
index 68591be..79b0e48 100644
--- a/lib/Serialization/ASTReaderStmt.cpp
+++ b/lib/Serialization/ASTReaderStmt.cpp
@@ -122,6 +122,7 @@
void VisitShuffleVectorExpr(ShuffleVectorExpr *E);
void VisitBlockExpr(BlockExpr *E);
void VisitBlockDeclRefExpr(BlockDeclRefExpr *E);
+ void VisitGenericSelectionExpr(GenericSelectionExpr *E);
void VisitObjCStringLiteral(ObjCStringLiteral *E);
void VisitObjCEncodeExpr(ObjCEncodeExpr *E);
void VisitObjCSelectorExpr(ObjCSelectorExpr *E);
@@ -822,6 +823,25 @@
E->setConstQualAdded(Record[Idx++]);
}
+void ASTStmtReader::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
+ VisitExpr(E);
+ E->NumAssocs = Record[Idx++];
+ E->AssocTypes = new (*Reader.getContext()) TypeSourceInfo*[E->NumAssocs];
+ E->SubExprs =
+ new(*Reader.getContext()) Stmt*[GenericSelectionExpr::END_EXPR+E->NumAssocs];
+
+ E->SubExprs[GenericSelectionExpr::CONTROLLING] = Reader.ReadSubExpr();
+ for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) {
+ E->AssocTypes[I] = GetTypeSourceInfo(Record, Idx);
+ E->SubExprs[GenericSelectionExpr::END_EXPR+I] = Reader.ReadSubExpr();
+ }
+ E->ResultIndex = Record[Idx++];
+
+ E->GenericLoc = ReadSourceLocation(Record, Idx);
+ E->DefaultLoc = ReadSourceLocation(Record, Idx);
+ E->RParenLoc = ReadSourceLocation(Record, Idx);
+}
+
//===----------------------------------------------------------------------===//
// Objective-C Expressions and Statements
@@ -1696,6 +1716,10 @@
S = new (Context) BlockDeclRefExpr(Empty);
break;
+ case EXPR_GENERIC_SELECTION:
+ S = new (Context) GenericSelectionExpr(Empty);
+ break;
+
case EXPR_OBJC_STRING_LITERAL:
S = new (Context) ObjCStringLiteral(Empty);
break;