DR1206 allows explicit specializations of member enumerations of class templates, so just remove the pedwarn about it.
Tested on Linux-x64. Not bootstrapped.
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index d267a5c..97eadeb 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -967,11 +967,8 @@ maybe_process_partial_specialization (tree type) else if (processing_specialization) { /* Someday C++0x may allow for enum template specialization. */ - if (cxx_dialect > cxx98 && TREE_CODE (type) == ENUMERAL_TYPE - && CLASS_TYPE_P (context) && CLASSTYPE_USE_TEMPLATE (context)) - pedwarn (input_location, OPT_Wpedantic, "template specialization " - "of %qD not allowed by ISO C++", type); - else + if (!(cxx_dialect > cxx98 && TREE_CODE (type) == ENUMERAL_TYPE + && CLASS_TYPE_P (context) && CLASSTYPE_USE_TEMPLATE (context))) { error ("explicit specialization of non-template %qT", type); return error_mark_node; diff --git a/gcc/testsuite/g++.dg/cpp0x/pr61491.C b/gcc/testsuite/g++.dg/cpp0x/pr61491.C new file mode 100644 index 0000000..c105782 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp0x/pr61491.C @@ -0,0 +1,12 @@ +// { dg-do compile { target c++11 } } +// { dg-options "-pedantic" } +// DR 1206 (explicit specialization of a member enumeration of a class template) + +template <class D> struct Base +{ + enum class E : unsigned; +}; + +struct X; + +template<> enum class Base<X>::E : unsigned { a, b };
pr61491.changelog
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