From f7f75c8d2ad729fe136589ad3de1c5c2b7bbbe13 Mon Sep 17 00:00:00 2001
From: Alexander Karzhenkov <karzhenkov@mail.ru>
Date: Fri, 21 Aug 2020 19:45:15 +0500
Subject: [PATCH] Exclude test with std::variant when it's unavailable

---
 test/src/unit-regression1.cpp | 4 ----
 test/src/unit-regression2.cpp | 7 +++++--
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/test/src/unit-regression1.cpp b/test/src/unit-regression1.cpp
index 9dcc75b09..ff9ff6d8b 100644
--- a/test/src/unit-regression1.cpp
+++ b/test/src/unit-regression1.cpp
@@ -47,10 +47,6 @@ using nlohmann::json;
     #define JSON_HAS_CPP_17
 #endif
 
-#ifdef JSON_HAS_CPP_17
-    #include <variant>
-#endif
-
 #include "fifo_map.hpp"
 
 /////////////////////////////////////////////////////////////////////
diff --git a/test/src/unit-regression2.cpp b/test/src/unit-regression2.cpp
index ca50cdd41..c832f7d5a 100644
--- a/test/src/unit-regression2.cpp
+++ b/test/src/unit-regression2.cpp
@@ -48,7 +48,10 @@ using nlohmann::json;
 #endif
 
 #ifdef JSON_HAS_CPP_17
-    #include <variant>
+    #if __has_include(<variant>)
+        #define HAS_STD_VARIANT
+        #include <variant>
+    #endif
 #endif
 
 /////////////////////////////////////////////////////////////////////
@@ -247,7 +250,7 @@ TEST_CASE("regression tests 2")
         CHECK(diffs.size() == 1); // Note the change here, was 2
     }
 
-#ifdef JSON_HAS_CPP_17
+#ifdef HAS_STD_VARIANT
     SECTION("issue #1292 - Serializing std::variant causes stack overflow")
     {
         static_assert(