re PR c++/71737 (ICE following 2x pack expansion in non-pack with template alias)
/cp 2017-02-10 Paolo Carlini <paolo.carlini@oracle.com> PR c++/71737 * pt.c (tsubst_decl): Don't try to preserve a typedef that names an error_mark_node as type. /testsuite 2017-02-10 Paolo Carlini <paolo.carlini@oracle.com> PR c++/71737 * g++.dg/cpp0x/pr71737.C: New. From-SVN: r245327
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2017-02-10 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/71737
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* pt.c (tsubst_decl): Don't try to preserve a typedef that names
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an error_mark_node as type.
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2017-02-09 Jakub Jelinek <jakub@redhat.com>
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Jason Merrill <jason@redhat.com>
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@ -12877,11 +12877,11 @@ tsubst_decl (tree t, tree args, tsubst_flags_t complain)
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args, complain, in_decl);
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/* Preserve a typedef that names a type. */
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if (is_typedef_decl (r))
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if (is_typedef_decl (r) && type != error_mark_node)
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{
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DECL_ORIGINAL_TYPE (r) = NULL_TREE;
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set_underlying_type (r);
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if (TYPE_DECL_ALIAS_P (r) && type != error_mark_node)
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if (TYPE_DECL_ALIAS_P (r))
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/* An alias template specialization can be dependent
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even if its underlying type is not. */
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TYPE_DEPENDENT_P_VALID (TREE_TYPE (r)) = false;
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@ -1,3 +1,8 @@
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2017-02-10 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/71737
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* g++.dg/cpp0x/pr71737.C: New.
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2017-02-10 Prasad Ghangal <prasad.ghangal@gmail.com>
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Richard Biener <rguenther@suse.de>
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@ -0,0 +1,13 @@
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// PR c++/78765
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// { dg-do compile { target c++11 } }
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template <template <typename ...> class TT>
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struct quote {
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template <typename ...Ts>
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using apply = TT<Ts...>; // { dg-error "pack expansion" }
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};
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template <typename>
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using to_int_t = int;
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using t = quote<quote<to_int_t>::apply>::apply<int>;
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