PR c++/51194 - ICE with invalid alias template
gcc/cp/ PR c++/51194 * pt.c (lookup_template_class_1): Go out early if the type of the template is error_mark_node. gcc/testsuite/ PR c++/51194 * g++.dg/cpp0x/alias-decl-15.C: New test. From-SVN: r181523
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2011-11-20 Dodji Seketeli <dodji@redhat.com>
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PR c++/51194
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* pt.c (lookup_template_class_1): Go out early if the type of the
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template is error_mark_node.
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2011-11-19 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/51216
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@ -7270,6 +7270,12 @@ lookup_template_class_1 (tree d1, tree arglist, tree in_decl, tree context,
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int is_dependent_type;
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int use_partial_inst_tmpl = false;
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if (template_type == error_mark_node)
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/* An error occured while building the template TEMPL, and a
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diagnostic has most certainly been emitted for that
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already. Let's propagate that error. */
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return error_mark_node;
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gen_tmpl = most_general_template (templ);
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parmlist = DECL_TEMPLATE_PARMS (gen_tmpl);
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parm_depth = TMPL_PARMS_DEPTH (parmlist);
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2011-11-20 Dodji Seketeli <dodji@redhat.com>
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PR c++/51194
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* g++.dg/cpp0x/alias-decl-15.C: New test.
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2011-11-19 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/51216
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// Origin PR c++/51194
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// { dg-options "-std=c++0x" }
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template<class U, class V> //#1
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struct foo {}; // { dg-error "provided for|foo" }
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template<class U, class V=char>
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struct P {};
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template<template<class... U> class... TT>
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struct bar {
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template<class... Args>
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using mem = P<TT<Args...>...>;//#2 { dg-error "wrong number of|arguments" }
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};
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bar<foo>::mem<int, char> b;//#3 { dg-error "invalid type" }
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