Rollup merge of #61647 - JohnTitor:use-stable-func, r=Centril

Centril · web-flow · commit b3bdc24a89de · 2019-06-08T03:34:02.000+02:00
Use stable wrappers in f32/f64::signum Fixes #61638 r? @Centril
diff --git a/src/libstd/f32.rs b/src/libstd/f32.rs
@@ -188,7 +188,7 @@ impl f32 {
         if self.is_nan() {
             NAN
         } else {
-            unsafe { intrinsics::copysignf32(1.0, self) }
+            1.0_f32.copysign(self)
         }
     }
 
diff --git a/src/libstd/f64.rs b/src/libstd/f64.rs
@@ -166,7 +166,7 @@ impl f64 {
         if self.is_nan() {
             NAN
         } else {
-            unsafe { intrinsics::copysignf64(1.0, self) }
+            1.0_f64.copysign(self)
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -188,7 +188,7 @@ impl f32 {`
`188`	`188`	`if self.is_nan() {`
`189`	`189`	`NAN`
`190`	`190`	`} else {`
`191`		`- unsafe { intrinsics::copysignf32(1.0, self) }`
	`191`	`+ 1.0_f32.copysign(self)`
`192`	`192`	`}`
`193`	`193`	`}`
`194`	`194`
Original file line number	Diff line number	Diff line change
`@@ -166,7 +166,7 @@ impl f64 {`
`166`	`166`	`if self.is_nan() {`
`167`	`167`	`NAN`
`168`	`168`	`} else {`
`169`		`- unsafe { intrinsics::copysignf64(1.0, self) }`
	`169`	`+ 1.0_f64.copysign(self)`
`170`	`170`	`}`
`171`	`171`	`}`
`172`	`172`