Merge pull request #298 from varkor/update-libm

Update libm for fmin/fmax/fminf/fmaxf

libm

@@ -1 +1 @@
-Subproject commit 0ae442888c7af72c0a335edd43dbbd74c751f119
+Subproject commit 01bee72a93ebaeea2883d0f963174c2b00d4fe68

src/math.rs

@@ -45,6 +45,10 @@ no_mangle! {
     fn log10f(x: f32) -> f32;
     fn log(x: f64) -> f64;
     fn logf(x: f32) -> f32;
+    fn fmin(x: f64, y: f64) -> f64;
+    fn fminf(x: f32, y: f32) -> f32;
+    fn fmax(x: f64, y: f64) -> f64;
+    fn fmaxf(x: f32, y: f32) -> f32;
     fn round(x: f64) -> f64;
     fn roundf(x: f32) -> f32;
     fn sin(x: f64) -> f64;