| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 89 of 89 | 0% | 0 of 0 | n/a | 14 | 14 | 16 | 16 | 14 | 14 |
| addWithOverflow(int, long) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| addWithOverflow(long, int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| addWithOverflow(long, long) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(int, RubyBignum) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(long, RubyBignum) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| addWithOverflow(int, int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| FixnumNodes.AddNode(RubyContext, SourceSection) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| add(int, double) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(int, long) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(long, int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(long, double) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| FixnumNodes.AddNode(FixnumNodes.AddNode) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| add(int, int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| add(long, long) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |