re PR c++/71737 (ICE following 2x pack expansion in non-pack with template alias)
/c-family 2017-01-16 Paolo Carlini <paolo.carlini@oracle.com> PR c++/71737 * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE. /testsuite 2017-01-16 Paolo Carlini <paolo.carlini@oracle.com> PR c++/71737 * g++.dg/cpp0x/pr71737.C: New. From-SVN: r244486
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2017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/71737
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* c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
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2017-01-12 Martin Sebor <msebor@redhat.com>
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(-Wformat-overflow): ...to this.
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@ -7419,16 +7419,18 @@ set_underlying_type (tree x)
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if (TYPE_NAME (TREE_TYPE (x)) == 0)
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TYPE_NAME (TREE_TYPE (x)) = x;
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}
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else if (TREE_TYPE (x) != error_mark_node
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&& DECL_ORIGINAL_TYPE (x) == NULL_TREE)
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else if (DECL_ORIGINAL_TYPE (x) == NULL_TREE)
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{
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tree tt = TREE_TYPE (x);
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DECL_ORIGINAL_TYPE (x) = tt;
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tt = build_variant_type_copy (tt);
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TYPE_STUB_DECL (tt) = TYPE_STUB_DECL (DECL_ORIGINAL_TYPE (x));
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TYPE_NAME (tt) = x;
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TREE_USED (tt) = TREE_USED (x);
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TREE_TYPE (x) = tt;
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if (tt != error_mark_node)
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{
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tt = build_variant_type_copy (tt);
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TYPE_STUB_DECL (tt) = TYPE_STUB_DECL (DECL_ORIGINAL_TYPE (x));
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TYPE_NAME (tt) = x;
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TREE_USED (tt) = TREE_USED (x);
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TREE_TYPE (x) = tt;
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}
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}
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}
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@ -1,3 +1,8 @@
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2017-01-16 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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2017-01-16 Eric Botcazou <ebotcazou@adacore.com>
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* gnat.dg/opt62.adb: New test.
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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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