Sema: Dependent array designators cannot be checked

We forgot to mark designated initializer expression that contain type
dependent array designators as type dependent.  This would lead to
crashes when we try to determine which array element we were trying to
initialize.

This fixes PR22056.

llvm-svn: 225494

1 files changed, 2 insertions, 2 deletions

diff --git a/clang/lib/AST/Expr.cpp b/clang/lib/AST/Expr.cpp
index 21e668f68ff..db912d1d369 100644
--- a/clang/lib/AST/Expr.cpp
+++ b/clang/lib/AST/Expr.cpp
@@ -3827,7 +3827,7 @@ DesignatedInitExpr::DesignatedInitExpr(const ASTContext &C, QualType Ty,
       // Compute type- and value-dependence.
       Expr *Index = IndexExprs[IndexIdx];
       if (Index->isTypeDependent() || Index->isValueDependent())
-        ExprBits.ValueDependent = true;
+        ExprBits.TypeDependent = ExprBits.ValueDependent = true;
       if (Index->isInstantiationDependent())
         ExprBits.InstantiationDependent = true;
       // Propagate unexpanded parameter packs.
@@ -3842,7 +3842,7 @@ DesignatedInitExpr::DesignatedInitExpr(const ASTContext &C, QualType Ty,
       Expr *End = IndexExprs[IndexIdx + 1];
       if (Start->isTypeDependent() || Start->isValueDependent() ||
           End->isTypeDependent() || End->isValueDependent()) {
-        ExprBits.ValueDependent = true;
+        ExprBits.TypeDependent = ExprBits.ValueDependent = true;
         ExprBits.InstantiationDependent = true;
       } else if (Start->isInstantiationDependent() || 
                  End->isInstantiationDependent()) {