[error] java.lang.IllegalStateException: AST should not contain const declaration. Reference node:
[error] CONST [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir]
[error]     NAME f [originalname: $imul] [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir] [constant_var_flags: 3]
[error]         GETPROP [source_file: virtualfile:scala.js-ir]
[error]             NAME Math [originalname: Math] [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir]
[error]             STRING imul [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir]
[error]     NAME m [originalname: $clz32] [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir] [constant_var_flags: 3]
[error]         GETPROP [source_file: virtualfile:scala.js-ir]
[error]             NAME Math [originalname: Math] [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir]
[error]             STRING clz32 [source_file: virtualfile:scala.js-ir] [input_id: InputId: virtualfile:scala.js-ir]
[error] 
[error]  Parent node: