AllowMixedSignednessTest  146 Source/wtf/CheckedArithmeticTest.cpp CheckedArithmeticTest(int32_t, CoerceLiteralNop, AllowMixedSignednessTest)
AllowMixedSignednessTest  147 Source/wtf/CheckedArithmeticTest.cpp CheckedArithmeticTest(uint32_t, CoerceLiteralToUnsigned, AllowMixedSignednessTest)