| Name | Lines of code | Maintainability | Test coverage |
| test/double_test.rb | 71 | A 30 mins | |
| test/conversions_test.rb | 74 | A 2 hrs | |
| test/equality_test.rb | 75 | A 1 hr | |
| test/module_test.rb | 79 | A 0 mins | |
| lib/llvm/core/bitcode.rb | 82 | A 0 mins | |
| test/type_test.rb | 82 | A 0 mins | |
| test/test_helper.rb | 85 | A 0 mins | |
| test/array_test.rb | 92 | A 1 hr | |
| lib/llvm/core.rb | 99 | A 1 hr | |
| test/vector_test.rb | 101 | A 1 hr | |
| test/basic_block_test.rb | 101 | A 0 mins | |
| test/function_test.rb | 108 | A 0 mins | |
| lib/llvm/target_ffi.rb | 115 | A 0 mins | |
| test/integer_test.rb | 131 | A 3 hrs | |
| test/pass_builder_test.rb | 132 | A 0 mins | |
| lib/llvm/transforms/scalar.rb | 138 | A 0 mins | |
| lib/llvm/core/attribute.rb | 138 | A 0 mins | |
| test/target_test.rb | 146 | B 6 hrs | |
| test/attribute_test.rb | 148 | A 40 mins | |
| test/call_test.rb | 161 | A 35 mins | |
| lib/llvm/core/module.rb | 173 | A 1 hr | |
| test/struct_test.rb | 176 | A 2 hrs | |
| lib/llvm/target.rb | 195 | A 45 mins | |
| lib/llvm/execution_engine.rb | 209 | A 25 mins | |
| lib/llvm/core/type.rb | 209 | A 1 hr | |
| test/instruction_test.rb | 250 | B 4 hrs | |
| lib/llvm/transforms/pass_builder.rb | 375 | A 2 hrs | |
| lib/llvm/core/builder.rb | 474 | C 7 hrs | |
| lib/llvm/core_ffi.rb | 732 | A 1 hr | |
| lib/llvm/core/value.rb | 830 | A 3 hrs |