Function set_thread_profiler

cranelift/codegen/src/timing.rs:137–139

Set the profiler for the current thread. Returns the old profiler.

(new_profiler: Box<dyn Profiler>)

    ///
    /// Returns the old profiler.
    pub fn set_thread_profiler(new_profiler: Box<dyn Profiler>) -> Box<dyn Profiler> {
        PROFILER.with(|profiler| core::mem::replace(&mut *profiler.borrow_mut(), new_profiler))
    }

    /// Start timing `pass` as a child of the currently running pass, if any.
    ///