initial commit

libs/Catch2/projects/ExtraTests/X10-FallbackStringifier.cpp

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+// X10-FallbackStringifier.cpp
+// Test that defining fallbackStringifier compiles
+
+#include <string>
+
+// A catch-all stringifier
+template <typename T>
+std::string fallbackStringifier(T const&) {
+    return "{ !!! }";
+}
+
+#define CATCH_CONFIG_MAIN
+#include <catch2/catch.hpp>
+
+struct foo {
+    explicit operator bool() const {
+        return true;
+    }
+};
+
+TEST_CASE("aa") {
+    REQUIRE(foo{});
+}