Fix build without libraries

.gitignore

@@ -118,6 +118,7 @@ website/package-lock.json
 
 # clangd cache
 /.clangd
+/.cache
 
 /compile_commands.json
 

src/Functions/abtesting.h

@@ -4,25 +4,24 @@
 
 #if !defined(ARCADIA_BUILD) && USE_STATS
 
+#    include <common/types.h>
+#    include <Common/PODArray.h>
 
-#include <iostream>
-#include <vector>
-#include <algorithm>
-
-#include <common/types.h>
-#include <Common/PODArray.h>
+#    include <algorithm>
+#    include <iostream>
+#    include <vector>
 
 
 namespace DB
 {
 
-typedef struct _Variant
+struct Variant
 {
     Float64 x;
     Float64 y;
     Float64 beats_control;
     Float64 best;
-} Variant;
+};
 
 using Variants = PODArray<Variant>;
 

src/Functions/tests/gtest_abtesting.cpp

@@ -1,8 +1,8 @@
-#include <gtest/gtest.h>
-
 #include <Functions/abtesting.h>
-#include <iostream>
-#include <stdio.h>
+
+#if !defined(ARCADIA_BUILD) && USE_STATS
+
+#    include <gtest/gtest.h>
 
 using namespace DB;
 
@@ -97,3 +97,4 @@ TEST(BayesAB, gamma)
     ASSERT_EQ(0, max);
 }
 
+#endif