From a70c642a783d312e08753377e4d3f7f93e854b0c Mon Sep 17 00:00:00 2001
From: Max Podkorytov <4273004+tenpercent@users.noreply.github.com>
Date: Tue, 25 Mar 2025 11:28:44 -0700
Subject: [PATCH] use fast path for sequence generation in old CK (#1993)

[ROCm/composable_kernel commit: 1a58522f01d0c16a60f48bf0af90d1160a07d94e]
---
 include/ck/utility/sequence.hpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/include/ck/utility/sequence.hpp b/include/ck/utility/sequence.hpp
index 25dae4e335..99935a6d8d 100644
--- a/include/ck/utility/sequence.hpp
+++ b/include/ck/utility/sequence.hpp
@@ -256,6 +256,18 @@ struct arithmetic_sequence_gen
     using type = typename conditional<kHasContent, type0, type1>::type;
 };
 
+template <index_t IEnd>
+struct arithmetic_sequence_gen<0, IEnd, 1>
+{
+    template <typename T, T... Ints>
+    struct WrapSequence
+    {
+        using type = Sequence<Ints...>;
+    };
+    // https://reviews.llvm.org/D13786
+    using type = typename __make_integer_seq<WrapSequence, index_t, IEnd>::type;
+};
+
 // uniform sequence
 template <index_t NSize, index_t I>
 struct uniform_sequence_gen