| ⇢ | A | EmptyTest added | |
| ⇢ | A | BreakSt added | |
| ⇢ | A | ContinueSt added | |
| ⇢ | A | GlobalSt added | |
| ⇢ | A | StaticSt added | |
| ⇢ | A | ConstSt added | |
| ⇢ | A | DeclareSt added | |
| ⇢ | A | ExitOp added | |
| ⇢ | A | PrintOp added | |
| ⇢ | A | ExitTest added | |
| ⋮ | view more | ||
| A | ↘ | C | Statement got worse |
| ⇢ | B | IssetOp::compile() added | |
| ⇢ | B | Coalesce::compile() added | |
| ⇢ | B | EmptyOp::compile() added | |
| ⇢ | B | DeclareSt::compile() added | |
| ⇢ | A | CoalesceTest::testCoalesceVarInt() added | |
| ⇢ | A | CoalesceTest::testCoalesceVarNull() added | |
| ⇢ | A | CoalesceTest::testCoalesceVarNotExisting() added | |
| ⇢ | A | EmptyTest::testEmptyVarInt() added | |
| ⇢ | A | EmptyTest::testEmptyVarFalse() added | |
| ⇢ | A | EmptyTest::testEmptyVarZero() added | |
| ⋮ | view more | ||
| C | ↘ | D | Statement::factory() got worse |