Macro core::trace_macros [−][src]
macro_rules! trace_macros { (true) => { ... }; (false) => { ... }; }
🔬 This is a nightly-only experimental API. (trace_macros
#29598)
trace_macros
is not stable enough for use and is subject to change
Expand description
启用或禁用用于调试其他宏的跟踪功能。