The value of a case statement is a potentially evaluated context. Found by inspection.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148373 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index 4908e88..58c690d 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -4984,8 +4984,8 @@
TreeTransform<Derived>::TransformCaseStmt(CaseStmt *S) {
ExprResult LHS, RHS;
{
- // The case value expressions are not potentially evaluated.
- EnterExpressionEvaluationContext Unevaluated(SemaRef, Sema::Unevaluated);
+ EnterExpressionEvaluationContext Unevaluated(SemaRef,
+ Sema::ConstantEvaluated);
// Transform the left-hand case value.
LHS = getDerived().TransformExpr(S->getLHS());