xml.h: suppressed -Wformat warning

Author: firewave

lib/xml.h

@@ -25,9 +25,11 @@
 SUPPRESS_WARNING_CLANG_PUSH("-Wzero-as-null-pointer-constant")
 SUPPRESS_WARNING_CLANG_PUSH("-Wsuggest-destructor-override")
 SUPPRESS_WARNING_CLANG_PUSH("-Winconsistent-missing-destructor-override")
+//SUPPRESS_WARNING_CLANG_PUSH("-Wformat") // happens with libc++ only
 
 #include <tinyxml2.h> // IWYU pragma: export
 
+//SUPPRESS_WARNING_CLANG_POP
 SUPPRESS_WARNING_CLANG_POP
 SUPPRESS_WARNING_CLANG_POP
 SUPPRESS_WARNING_CLANG_POP