syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// to ensure that Rust code never sees an underaligned pointer.
context_before:     /// or in the callee (if the type's alignment is higher than the byval alignment),
context_after:     pub fn pass_by_stack_offset(&mut self, byval_align: Option<Align>) {