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From: Patrick Palka <ppalka@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc r12-7488] c++: Add testcase for already fixed PR [PR103443] Date: Fri, 4 Mar 2022 15:17:56 +0000 (GMT) [thread overview] Message-ID: <20220304151756.9D8D53857C61@sourceware.org> (raw) https://gcc.gnu.org/g:074d283e249c7295d783a08eb6f0219a7f411c50 commit r12-7488-g074d283e249c7295d783a08eb6f0219a7f411c50 Author: Patrick Palka <ppalka@redhat.com> Date: Fri Mar 4 10:17:30 2022 -0500 c++: Add testcase for already fixed PR [PR103443] Fixed by r12-7264. PR c++/103443 gcc/testsuite/ChangeLog: * g++.dg/cpp2a/consteval29.C: New test. Diff: --- gcc/testsuite/g++.dg/cpp2a/consteval29.C | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/gcc/testsuite/g++.dg/cpp2a/consteval29.C b/gcc/testsuite/g++.dg/cpp2a/consteval29.C new file mode 100644 index 00000000000..61590225bd6 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp2a/consteval29.C @@ -0,0 +1,20 @@ +// PR c++/103443 +// { dg-do compile { target c++20 } } + +template<int...> +struct A { }; + +template<int... Is> +consteval unsigned index_sequence2mask(A<Is...>) { + if constexpr (sizeof...(Is) == 0u) + return 0u; + else + return ((1u << Is) | ...); +} + +template<unsigned Mask = index_sequence2mask(A<1,2,3>{})> +void use_mask(); + +int main() { + use_mask(); +}
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