syntax_data: {"ast_node_type":"other","tokens":[{"end":154,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // n32:64    = 32 and 64 are native integer widths; Elements of this set are considered to support most general arithmetic operations efficiently.
context_before:         // i128:128  = 128-bit-integer, minimum_alignment=128, preferred_alignment=128
context_after:         // S128      = 128 bits are the natural alignment of the stack in bits.