fix valid mull

mull.yml

@@ -15,8 +15,13 @@ mutators:
  - cxx_init_const  # Replaces ‘T a = b’ with ‘T a = 42’
  - cxx_le_to_gt  # Replaces <= with >
  - cxx_le_to_lt  # Replaces <= with <
- - cxx_mul_to_div  # Replaces / with *
+ - cxx_logical_and_to_or  # Replaces && with ||
+ - cxx_logical_or_to_and  # Replaces || with &&
+ - cxx_lshift_assign_to_rshift_assign  # Replaces <<= with >>=
+ - cxx_lshift_to_rshift  # Replaces << with >>
+ - cxx_lt_to_ge  # Replaces < with >=
 #- cxx_lt_to_le  # Replaces < with <=  # TODO(correaa) investigates why this mutant survices with the range.contains function
+ - cxx_mul_to_div  # Replaces / with *
 timeout: 1000 # in milliseconds
 quiet: true # additional logging?
 excludePaths:

test/utility.cpp

@@ -237,6 +237,7 @@ BOOST_AUTO_TEST_CASE(multi_utility_test) {
 		static_assert(num_elements(arr) == 6);
 	}
 	{
+		BOOST_TEST(multi::detail::valid_mull(21));
 		BOOST_TEST(multi::detail::valid_mull(22));
 	}
 }