Rollup merge of rust-lang#67848 - ollie27:float_link_name_attr, r=Dyl…

…an-DPC Remove unused `#[link_name = "m"]` attributes These were perhaps supposed to be `#[link(name = "m")]` but linking libm should be handled by the libc crate anyway. They should have triggered a compile error: rust-lang#47725
GuillaumeGomez · Jan 4, 2020 · a86a189 · a86a189
2 parents 5c73be1 + 83333fe
commit a86a189
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diff --git a/src/libstd/sys/unix/cmath.rs b/src/libstd/sys/unix/cmath.rs
@@ -2,7 +2,6 @@
 
 use libc::{c_double, c_float};
 
-#[link_name = "m"]
 extern "C" {
     pub fn acos(n: c_double) -> c_double;
     pub fn acosf(n: c_float) -> c_float;

diff --git a/src/libstd/sys/vxworks/cmath.rs b/src/libstd/sys/vxworks/cmath.rs
@@ -2,7 +2,6 @@
 
 use libc::{c_double, c_float};
 
-#[link_name = "m"]
 extern "C" {
     pub fn acos(n: c_double) -> c_double;
     pub fn acosf(n: c_float) -> c_float;

diff --git a/src/libstd/sys/windows/cmath.rs b/src/libstd/sys/windows/cmath.rs
@@ -2,7 +2,6 @@
 
 use libc::{c_double, c_float};
 
-#[link_name = "m"]
 extern "C" {
     pub fn acos(n: c_double) -> c_double;
     pub fn asin(n: c_double) -> c_double;