WARNING_CFLAGS = -Wall -Wconditional-uninitialized -Wnullable-to-nonnull-conversion -Wmissing-method-return-type -Woverlength-strings GCC_WARN_UNDECLARED_SELECTOR = YES CLANG_UNDEFINED_BEHAVIOR_SANITIZER_NULLABILITY = YES CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE CLANG_WARN__DUPLICATE_METHOD_MATCH = YES CLANG_WARN_PRAGMA_PACK = YES CLANG_WARN_STRICT_PROTOTYPES = YES CLANG_WARN_COMMA = YES GCC_WARN_STRICT_SELECTOR_MATCH = YES CLANG_WARN_OBJC_REPEATED_USE_OF_WEAK = YES CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES GCC_WARN_SHADOW = YES CLANG_WARN_UNREACHABLE_CODE = YES