[Concepts] Requires Expressions
Implement support for C++2a requires-expressions.
Re-commit after compilation failure on some platforms due to alignment issues with PointerIntPair.
Differential Revision: https://reviews.llvm.org/D50360
diff --git a/clang/lib/Serialization/ASTCommon.cpp b/clang/lib/Serialization/ASTCommon.cpp
index cdb5b17..f93f1f7 100644
--- a/clang/lib/Serialization/ASTCommon.cpp
+++ b/clang/lib/Serialization/ASTCommon.cpp
@@ -402,6 +402,7 @@
case Decl::Binding:
case Decl::Concept:
case Decl::LifetimeExtendedTemporary:
+ case Decl::RequiresExprBody:
return false;
// These indirectly derive from Redeclarable<T> but are not actually