Merge rust-lang#64

bors[bot] · cuviper · bors[bot] · commit 12e8bb959796 · 2019-04-16T09:41:06.000Z
64: Inline non-nightly lowest_set_bit_nonzero r=Amanieu a=cuviper

I was surprised to see this tiny function show up in my performance
profile on its own. The nightly version of this function was already
marked `#[inline]`, but the non-nightly version should be inlined too.

Co-authored-by: Josh Stone &lt;cuviper@gmail.com&gt;
diff --git a/src/raw/bitmask.rs b/src/raw/bitmask.rs
@@ -54,6 +54,7 @@ impl BitMask {
     pub unsafe fn lowest_set_bit_nonzero(self) -> usize {
         intrinsics::cttz_nonzero(self.0) as usize / BITMASK_STRIDE
     }
+    #[inline]
     #[cfg(not(feature = "nightly"))]
     pub unsafe fn lowest_set_bit_nonzero(self) -> usize {
         self.trailing_zeros()

Original file line number	Diff line number	Diff line change
`@@ -54,6 +54,7 @@ impl BitMask {`
`54`	`54`	`pub unsafe fn lowest_set_bit_nonzero(self) -> usize {`
`55`	`55`	`intrinsics::cttz_nonzero(self.0) as usize / BITMASK_STRIDE`
`56`	`56`	`}`
	`57`	`+ #[inline]`
`57`	`58`	`#[cfg(not(feature = "nightly"))]`
`58`	`59`	`pub unsafe fn lowest_set_bit_nonzero(self) -> usize {`
`59`	`60`	`self.trailing_zeros()`