syntax_data: {"ast_node_type":"other","tokens":[{"end":14,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             //
context_before:             // and `atomic_cas` to `true` will cause the compiler to emit libcalls to these builtins.
context_after:             // Support for atomics is necessary for the Rust STD library, which is supported by the ESP-IDF framework.