Slava Zakharin cc675c635b
[utils] Use stricter SSA regexp for CHECK-SAME. (#128083)
When CHECK-SAME checks are split across multiple lines,
the '.*' regexp for the SSA variable name may cause problems, e.g.:
```
// CHECK_LABEL: func.func @whatever(
// CHECK-SAME: %[[VAL_0:.*]]: i32,
// CHECK-SAME: %[[VAL_1:.*]]: i32,
// CHECK-SAME: %[[VAL_2:.*]]: i64)
```

This will not work for `func.func @whatever(%0: i32, %1: i32, %2: i64)`,
because VAL_0 will match to `0: i32, %1`.
2025-02-20 21:18:12 -08:00
..