diff --git a/library/compiler-builtins/libm b/library/compiler-builtins/libm
index 0ae442888c7a..01bee72a93eb 160000
--- a/library/compiler-builtins/libm
+++ b/library/compiler-builtins/libm
@@ -1 +1 @@
-Subproject commit 0ae442888c7af72c0a335edd43dbbd74c751f119
+Subproject commit 01bee72a93ebaeea2883d0f963174c2b00d4fe68
diff --git a/library/compiler-builtins/src/math.rs b/library/compiler-builtins/src/math.rs
index 1893f1c166ba..4b27cb80f683 100644
--- a/library/compiler-builtins/src/math.rs
+++ b/library/compiler-builtins/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;