PR c++/80096 - ICE with C++17 non-type auto.
* pt.c (tsubst): Delay tsubst of type of template non-type parameter. From-SVN: r246292
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2017-03-20 Jason Merrill <jason@redhat.com>
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PR c++/80096 - ICE with C++17 non-type auto.
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* pt.c (tsubst): Delay tsubst of type of template non-type
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parameter.
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PR c++/79519 - ICE with deleted template friend.
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* decl.c (grokdeclarator): Complain about misplaced function
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definition using =, as well.
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@ -13388,6 +13388,7 @@ tsubst (tree t, tree args, tsubst_flags_t complain, tree in_decl)
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if (type
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&& code != TYPENAME_TYPE
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&& code != TEMPLATE_TYPE_PARM
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&& code != TEMPLATE_PARM_INDEX
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&& code != IDENTIFIER_NODE
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&& code != FUNCTION_TYPE
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&& code != METHOD_TYPE)
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@ -13690,6 +13691,10 @@ tsubst (tree t, tree args, tsubst_flags_t complain, tree in_decl)
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break;
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case TEMPLATE_PARM_INDEX:
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/* OK, now substitute the type of the non-type parameter. We
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couldn't do it earlier because it might be an auto parameter,
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and we wouldn't need to if we had an argument. */
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type = tsubst (type, args, complain, in_decl);
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r = reduce_template_parm_level (t, type, levels, args, complain);
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break;
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// PR c++/80096
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// { dg-options -std=c++1z }
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template<auto> struct A
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{
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template<int> struct B {};
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};
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A<0> a;
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