diff --git a/lib/msun/src/s_ccoshf.c b/lib/msun/src/s_ccoshf.c
index e72395c277d..5d7a09ba5f8 100644
--- a/lib/msun/src/s_ccoshf.c
+++ b/lib/msun/src/s_ccoshf.c
@@ -43,7 +43,7 @@ static const float huge = 0x1p127;
 float complex
 ccoshf(float complex z)
 {
-	volatile float x, y, h;
+	float x, y, h;
 	int32_t hx, hy, ix, iy;
 
 	x = crealf(z);
diff --git a/lib/msun/src/s_ctanh.c b/lib/msun/src/s_ctanh.c
index 93e5ad44450..e5840a1bf67 100644
--- a/lib/msun/src/s_ctanh.c
+++ b/lib/msun/src/s_ctanh.c
@@ -76,7 +76,7 @@ __FBSDID("$FreeBSD$");
 double complex
 ctanh(double complex z)
 {
-	volatile double x, y;
+	double x, y;
 	double t, beta, s, rho, denom;
 	uint32_t hx, ix, lx;
 
diff --git a/lib/msun/src/s_ctanhf.c b/lib/msun/src/s_ctanhf.c
index 164a2c23df9..c46f86d2e11 100644
--- a/lib/msun/src/s_ctanhf.c
+++ b/lib/msun/src/s_ctanhf.c
@@ -41,7 +41,7 @@ __FBSDID("$FreeBSD$");
 float complex
 ctanhf(float complex z)
 {
-	volatile float x, y;
+	float x, y;
 	float t, beta, s, rho, denom;
 	uint32_t hx, ix;