Add support for the __has_trivial_constructor type trait.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69245 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclCXX.cpp b/lib/AST/DeclCXX.cpp
index ffc35fe..78ed3fc 100644
--- a/lib/AST/DeclCXX.cpp
+++ b/lib/AST/DeclCXX.cpp
@@ -29,6 +29,7 @@
UserDeclaredConstructor(false), UserDeclaredCopyConstructor(false),
UserDeclaredCopyAssignment(false), UserDeclaredDestructor(false),
Aggregate(true), PlainOldData(true), Polymorphic(false), Abstract(false),
+ HasTrivialConstructor(true),
Bases(0), NumBases(0), Conversions(DC, DeclarationName()),
TemplateOrInstantiation() { }
@@ -138,6 +139,11 @@
// A POD-struct is an aggregate class [...]
PlainOldData = false;
+ // C++ [class.ctor]p5:
+ // A constructor is trivial if it is an implicitly-declared default
+ // constructor.
+ HasTrivialConstructor = false;
+
// Note when we have a user-declared copy constructor, which will
// suppress the implicit declaration of a copy constructor.
if (ConDecl->isCopyConstructor(Context))