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* [gcc r14-4236] testsuite: Add new test for already fixed PR111455
@ 2023-09-23 7:40 Jakub Jelinek
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From: Jakub Jelinek @ 2023-09-23 7:40 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:59d27cc55a0588ed7b03bef804662cb844e8a24d
commit r14-4236-g59d27cc55a0588ed7b03bef804662cb844e8a24d
Author: Jakub Jelinek <jakub@redhat.com>
Date: Sat Sep 23 09:38:42 2023 +0200
testsuite: Add new test for already fixed PR111455
The following testcase has been fixed by r14-4231.
2023-09-23 Jakub Jelinek <jakub@redhat.com>
PR c++/111455
* g++.dg/ext/integer-pack8.C: New test.
Diff:
---
gcc/testsuite/g++.dg/ext/integer-pack8.C | 37 ++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/gcc/testsuite/g++.dg/ext/integer-pack8.C b/gcc/testsuite/g++.dg/ext/integer-pack8.C
new file mode 100644
index 00000000000..ad15cc39a3a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/integer-pack8.C
@@ -0,0 +1,37 @@
+// PR c++/111455
+// { dg-do compile { target c++11 } }
+
+namespace std
+{
+ template <typename T, T... I>
+ struct integer_sequence {};
+
+ template <typename T, T N>
+ using make_integer_sequence
+ = integer_sequence <T, __integer_pack (N)...>;
+}
+
+template <long... V>
+void foo (std::integer_sequence <long, V...>)
+{}
+
+template <typename ...T>
+struct U
+{
+ static constexpr long value = 1;
+ constexpr operator int () = delete;
+ constexpr operator long () { return value; }
+};
+
+template <typename T>
+struct R
+{
+ using S = std::make_integer_sequence <long, U <T> {}>;
+ R () noexcept (noexcept (foo (S ()))) {}
+};
+
+int
+main ()
+{
+ R <long>();
+}
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