syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // For an unsigned RHS, the shift is in-range for `rhs < bits`.
context_before:             BinOp::Shl | BinOp::Shr if self.check_overflow && ty.is_integral() => {
context_after:                 // For a signed RHS, `IntToInt` cast to the equivalent unsigned