tests: require C++11 only

README.md

@@ -31,7 +31,6 @@ Some know missing features that will be developed soon:
 - The docs are not written
 - Dedicated entrypoints are planned for projects wanting to support discovery
 - No support for other targets besides install
-- C++17 is required for the test suite because it's more fun than C++11/14
 - Wheels are not fully reproducible yet
 - Windows ARM support missing
 

tests/packages/simple_pure/CMakeLists.txt

@@ -4,7 +4,7 @@ project(simple_pure LANGUAGES CXX)
 
 add_executable(simple_pure simple_pure.cpp)
 
-target_compile_features(simple_pure PUBLIC cxx_std_17)
+target_compile_features(simple_pure PUBLIC cxx_std_11)
 
 install(TARGETS simple_pure)
 

tests/packages/simple_pure/simple_pure.cpp

@@ -1,15 +1,12 @@
 #include <vector>
-#include <variant>
 #include <string>
 #include <iostream>
 
 int main() {
-    std::vector<std::variant<int, std::string>> v{0, "one", 2, "three"};
+    std::vector<std::string> v{"0", "one", "2", "three"};
 
-    for (auto& e : v) {
-        std::visit([](auto&& arg) {
-            std::cout << arg << ' ';
-        }, e);
+    for (const auto& arg : v) {
+        std::cout << arg << ' ';
     }
     std::cout << '\n';