Allow libcore to be built with MIR inlining

oli-obk · oli-obk · commit f23814821479 · 2021-01-23T16:51:23.000Z
Inlining caused new lints to get emitted, so we silence those lints now that we actually can.
diff --git a/library/core/src/iter/range.rs b/library/core/src/iter/range.rs
@@ -200,6 +200,7 @@ macro_rules! step_identical_methods {
         }
 
         #[inline]
+        #[allow(arithmetic_overflow)]
         fn forward(start: Self, n: usize) -> Self {
             // In debug builds, trigger a panic on overflow.
             // This should optimize completely out in release builds.
@@ -211,6 +212,7 @@ macro_rules! step_identical_methods {
         }
 
         #[inline]
+        #[allow(arithmetic_overflow)]
         fn backward(start: Self, n: usize) -> Self {
             // In debug builds, trigger a panic on overflow.
             // This should optimize completely out in release builds.

Original file line number	Diff line number	Diff line change
`@@ -200,6 +200,7 @@ macro_rules! step_identical_methods {`
`200`	`200`	`}`
`201`	`201`
`202`	`202`	`#[inline]`
	`203`	`+ #[allow(arithmetic_overflow)]`
`203`	`204`	`fn forward(start: Self, n: usize) -> Self {`
`204`	`205`	`// In debug builds, trigger a panic on overflow.`
`205`	`206`	`// This should optimize completely out in release builds.`
`@@ -211,6 +212,7 @@ macro_rules! step_identical_methods {`
`211`	`212`	`}`
`212`	`213`
`213`	`214`	`#[inline]`
	`215`	`+ #[allow(arithmetic_overflow)]`
`214`	`216`	`fn backward(start: Self, n: usize) -> Self {`
`215`	`217`	`// In debug builds, trigger a panic on overflow.`
`216`	`218`	`// This should optimize completely out in release builds.`