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Diffstat (limited to 'include/clang/AST/DeclCXX.h')
| -rw-r--r-- | include/clang/AST/DeclCXX.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/clang/AST/DeclCXX.h b/include/clang/AST/DeclCXX.h index 43454bec50..7e60773e44 100644 --- a/include/clang/AST/DeclCXX.h +++ b/include/clang/AST/DeclCXX.h @@ -1004,6 +1004,25 @@ public: return isTriviallyCopyable() && hasTrivialDefaultConstructor(); } + // isLiteral - Whether this class is a literal type. + // + // C++0x [basic.types]p10 + // A class type that has all the following properties: + // -- a trivial destructor + // -- every constructor call and full-expression in the + // brace-or-equal-intializers for non-static data members (if any) is + // a constant expression. + // -- it is an aggregate type or has at least one constexpr constructor or + // constructor template that is not a copy or move constructor, and + // -- all non-static data members and base classes of literal types + // + // We resolve DR1361 by ignoring the second bullet. + bool isLiteral() const { + return hasTrivialDestructor() && + (isAggregate() || hasConstexprNonCopyMoveConstructor()) && + !hasNonLiteralTypeFieldsOrBases(); + } + /// \brief If this record is an instantiation of a member class, /// retrieves the member class from which it was instantiated. /// |