From 6aea9c9a21ca88333e752e78a6c83a74f4a4eef0 Mon Sep 17 00:00:00 2001
From: Nikolai Kochetov <nik-kochetov@yandex-team.ru>
Date: Fri, 15 May 2020 21:55:30 +0300
Subject: [PATCH] Tru fix build.

---
 src/Functions/concat.cpp | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/Functions/concat.cpp b/src/Functions/concat.cpp
index c883a56aafd..56152d2530f 100644
--- a/src/Functions/concat.cpp
+++ b/src/Functions/concat.cpp
@@ -116,16 +116,17 @@ private:
 
     void executeFormatImpl(Block & block, const ColumnNumbers & arguments, const size_t result, size_t input_rows_count)
     {
-        assert(arguments.size() > 2);
+        const size_t num_arguments = arguments.size();
+        assert(num_arguments > 2);
 
         auto c_res = ColumnString::create();
-        std::vector<const ColumnString::Chars *> data(arguments.size());
-        std::vector<const ColumnString::Offsets *> offsets(arguments.size());
-        std::vector<size_t> fixed_string_sizes(arguments.size());
-        std::vector<String> constant_strings(arguments.size());
+        std::vector<const ColumnString::Chars *> data(num_arguments);
+        std::vector<const ColumnString::Offsets *> offsets(num_arguments);
+        std::vector<size_t> fixed_string_sizes(num_arguments);
+        std::vector<String> constant_strings(num_arguments);
         bool has_column_string = false;
         bool has_column_fixed_string = false;
-        for (size_t i = 0; i < arguments.size(); ++i)
+        for (size_t i = 0; i < num_arguments; ++i)
         {
             const ColumnPtr & column = block.getByPosition(arguments[i]).column;
             if (const ColumnString * col = checkAndGetColumn<ColumnString>(column.get()))
@@ -150,9 +151,9 @@ private:
         }
 
         String pattern;
-        pattern.reserve(2 * arguments.size());
+        pattern.reserve(2 * num_arguments);
 
-        for (size_t i = 0; i < arguments.size(); ++i)
+        for (size_t i = 0; i < num_arguments; ++i)
             pattern += "{}";
 
         FormatImpl::formatExecute(