Commit 7f6f0c2a9 for llama.cpp

commit 7f6f0c2a9dab36fdb1f6e00e2037c030974e0e5c
Author: midagedev <139564968+midagedev@users.noreply.github.com>
Date:   Thu Sep 17 16:41:08 2026 +0900

    chat : add message delimiters to the DeepSeek V3.2/V4 parser (#29008)

    * chat : add message delimiters to the DeepSeek V3.2/V4 parser

    Assisted-by: Claude
    Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>

diff --git a/common/parsers/deepseek.cpp b/common/parsers/deepseek.cpp
index 640fa9e15..9ca4bb34c 100644
--- a/common/parsers/deepseek.cpp
+++ b/common/parsers/deepseek.cpp
@@ -104,6 +104,12 @@ common_chat_params common_chat_params_init_deepseek_v3_2(const common_chat_templ
     const std::string GEN_PROMPT   = "<｜Assistant｜>";
     const std::string TC_SEPARATOR = "\n\n";

+    // lets the server find user turns in the prompt and place context checkpoints there
+    data.message_delimiters = {
+        { COMMON_CHAT_ROLE_ASSISTANT, GEN_PROMPT },
+        { COMMON_CHAT_ROLE_USER, "<｜User｜>" },
+    };
+
     data.prompt = common_chat_template_direct_apply_impl(
         tmpl, inputs, adjusted_messages, std::nullopt, additional_context);
     data.generation_prompt = common_chat_template_generation_prompt_impl(