error: unsupported base for integer literal
  --> testdata/parser/option/exotic_base.proto:19:12
  help: use a hexadecimal literal instead
   |
19 | - option x = 0b1100101;
19 | + option x = 0x65;
   |
   = note: Protobuf does not support binary literals

error: unsupported base for integer literal
  --> testdata/parser/option/exotic_base.proto:20:12
  help: use a hexadecimal literal instead
   |
20 | - option x = 0B1010101;
20 | + option x = 0x55;
   |
   = note: Protobuf does not support binary literals

error: unsupported base for integer literal
  --> testdata/parser/option/exotic_base.proto:21:12
  help: remove the `o`
   |
21 | - option x = 0o1234567;
21 | + option x = 01234567;
   |
   = note: octal literals are prefixed with `0`, not `0o`

error: unsupported base for integer literal
  --> testdata/parser/option/exotic_base.proto:22:12
  help: remove the `o`
   |
22 | - option x = 0O1234567;
22 | + option x = 01234567;
   |
   = note: octal literals are prefixed with `0`, not `0o`

error: unsupported base for floating-point literal
  --> testdata/parser/option/exotic_base.proto:24:12
   |
24 | option x = 0x10203.4;
   |            ^^^^^^^^^
   = note: Protobuf does not support hexadecimal floating-point literals

error: unsupported base for floating-point literal
  --> testdata/parser/option/exotic_base.proto:25:12
   |
25 | option x = 0X12.ffP10;
   |            ^^^^^^^^^^
   = note: Protobuf does not support hexadecimal floating-point literals

encountered 6 errors
