From: Marek Polacek <polacek@redhat.com>
To: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: [pushed] c++: Add fixed test [PR102870]
Date: Tue, 31 Jan 2023 13:30:01 -0500 [thread overview]
Message-ID: <20230131183001.377458-1-polacek@redhat.com> (raw)
This was fixed by r12-7857: now we properly reject instead of
crashing.
PR c++/102870
gcc/testsuite/ChangeLog:
* g++.dg/cpp0x/variadic184.C: New test.
---
gcc/testsuite/g++.dg/cpp0x/variadic184.C | 12 ++++++++++++
1 file changed, 12 insertions(+)
create mode 100644 gcc/testsuite/g++.dg/cpp0x/variadic184.C
diff --git a/gcc/testsuite/g++.dg/cpp0x/variadic184.C b/gcc/testsuite/g++.dg/cpp0x/variadic184.C
new file mode 100644
index 00000000000..458357ac5a9
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/variadic184.C
@@ -0,0 +1,12 @@
+// PR c++/102870
+// { dg-do compile { target c++11 } }
+
+template <typename> struct integer_sequence;
+template <typename _Tp, _Tp _Num>
+using make_integer_sequence = integer_sequence<_Tp, __integer_pack(_Num)...>;
+template <long _Num>
+using make_index_sequence = make_integer_sequence<long, _Num>;
+template <class> struct Tuple;
+template <int... Is> using type = Tuple<make_index_sequence<Is>...>;
+template <int... Is> void f() { Tuple<type<Is>>{}; } // { dg-error "parameter packs not expanded" }
+int main() { f(); }
base-commit: 77906341efc5cb69aada0645c22850bc83c1d42c
--
2.39.1
reply other threads:[~2023-01-31 18:30 UTC|newest]
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