5.4.0 requires C++17 due to using <variant>

recipes/libxmlpp/all/conanfile.py

@@ -34,6 +34,22 @@ class LibXMLPlusPlus(ConanFile):
         "fPIC": True,
     }
 
+    @property
+    def _min_cppstd(self):
+        return "17" if Version(self.version) < "5.4.0" else "11"
+
+    @property
+    def _compilers_minimum_version(self):
+        return {
+            "17": {
+                "gcc": "8",
+                "clang": "7",
+                "apple-clang": "12",
+                "Visual Studio": "16",
+                "msvc": "192",
+            },
+        }.get(self._min_cppstd, {})
+
     @property
     def _lib_version(self):
         return "2.6" if Version(self.version) <= "2.42.1" else "5.0"
@@ -72,7 +88,12 @@ def validate(self):
                 # INFO: error: no template named 'auto_ptr' in namespace 'std'. Removed in C++17.
                 check_max_cppstd(self, 14)
         if self.settings.compiler.get_safe("cppstd"):
-            check_min_cppstd(self, 11)
+            check_min_cppstd(self, self._min_cppstd)
+        minimum_version = self._compilers_minimum_version.get(str(self.settings.compiler), False)
+        if minimum_version and Version(self.settings.compiler.version) < minimum_version:
+            raise ConanInvalidConfiguration(
+                f"{self.ref} requires C++{self._min_cppstd}, which your compiler does not support."
+            )
 
     def build_requirements(self):
         self.tool_requires("meson/1.3.1")