1 files changed, 11 insertions, 1 deletions
diff --git a/newlib/libm/machine/spu/headers/acosh.h b/newlib/libm/machine/spu/headers/acosh.h
index 960394b64..d84708a30 100644
--- a/newlib/libm/machine/spu/headers/acosh.h
+++ b/newlib/libm/machine/spu/headers/acosh.h
@@ -1,6 +1,16 @@
 #include "headers/acoshd2.h"
+#include "headers/dom_chkd_less_than.h"
 
 static __inline double _acosh(double x)
 {
-  return spu_extract(_acoshd2(spu_promote(x, 0)), 0);
+  double res;
+  vector double vx;
+  vector double vc = { 1.0, 1.0 };
+
+  vx = spu_promote(x, 0);
+  res = spu_extract(_acoshd2(vx), 0);
+#ifndef _IEEE_LIBM
+  dom_chkd_less_than(vx, vc);
+#endif
+  return res;
 }