[ASTImporter] Added import of CXXStdInitializerListExpr

Reviewers: a.sidorin

Reviewed By: a.sidorin

Subscribers: martong, cfe-commits

Differential Revision: https://reviews.llvm.org/D48631

Patch by Balazs Keri!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@335968 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/AST/ASTImporter.cpp b/lib/AST/ASTImporter.cpp
index 5fa222cf4a1a2b49a9a562ea6ce30e69db1e4bee..37ddfea7be8e5a4d5e067b0905d663b182bbce7d 100644 (file)
--- a/lib/AST/ASTImporter.cpp
+++ b/lib/AST/ASTImporter.cpp
@@ -384,6 +384,7 @@ namespace clang {
     Expr *VisitCallExpr(CallExpr *E);
     Expr *VisitLambdaExpr(LambdaExpr *LE);
     Expr *VisitInitListExpr(InitListExpr *E);
+    Expr *VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr *E);
     Expr *VisitArrayInitLoopExpr(ArrayInitLoopExpr *E);
     Expr *VisitArrayInitIndexExpr(ArrayInitIndexExpr *E);
     Expr *VisitCXXDefaultInitExpr(CXXDefaultInitExpr *E);
@@ -6622,6 +6623,19 @@ Expr *ASTNodeImporter::VisitInitListExpr(InitListExpr *ILE) {
   return To;
 }
 
+Expr *ASTNodeImporter::VisitCXXStdInitializerListExpr(
+    CXXStdInitializerListExpr *E) {
+  QualType T = Importer.Import(E->getType());
+  if (T.isNull())
+    return nullptr;
+
+  Expr *SE = Importer.Import(E->getSubExpr());
+  if (!SE)
+    return nullptr;
+
+  return new (Importer.getToContext()) CXXStdInitializerListExpr(T, SE);
+}
+
 Expr *ASTNodeImporter::VisitArrayInitLoopExpr(ArrayInitLoopExpr *E) {
   QualType ToType = Importer.Import(E->getType());
   if (ToType.isNull())

diff --git a/test/ASTMerge/std-initializer-list/Inputs/il.cpp b/test/ASTMerge/std-initializer-list/Inputs/il.cpp
new file mode 100644 (file)
index 0000000..3b2ac18
--- /dev/null
+++ b/test/ASTMerge/std-initializer-list/Inputs/il.cpp
@@ -0,0 +1,9 @@
+namespace std {
+template <typename T>
+struct initializer_list {
+  const T *begin, *end;
+  initializer_list();
+};
+} // namespace std
+
+std::initializer_list<int> IL = {1, 2, 3, 4};

diff --git a/test/ASTMerge/std-initializer-list/test.cpp b/test/ASTMerge/std-initializer-list/test.cpp
new file mode 100644 (file)
index 0000000..ca7330d
--- /dev/null
+++ b/test/ASTMerge/std-initializer-list/test.cpp
@@ -0,0 +1,3 @@
+// RUN: %clang_cc1 -emit-pch -o %t.1.ast %S/Inputs/il.cpp
+// RUN: %clang_cc1 -ast-merge %t.1.ast -fsyntax-only %s 2>&1 | FileCheck --allow-empty %s
+// CHECK-NOT: unsupported AST node