diff --git a/lib/msun/src/e_coshl.c b/lib/msun/src/e_coshl.c
index 0a21277fca5..4e3b28311e7 100644
--- a/lib/msun/src/e_coshl.c
+++ b/lib/msun/src/e_coshl.c
@@ -86,7 +86,9 @@ long double
 coshl(long double x)
 {
 	long double hi,lo,x2,x4;
+#if LDBL_MANT_DIG == 113
 	double dx2;
+#endif
 	uint16_t ix;
 
 	GET_LDBL_EXPSIGN(ix,x);
diff --git a/lib/msun/src/e_sinhl.c b/lib/msun/src/e_sinhl.c
index ce7e3333d0d..38d3df19596 100644
--- a/lib/msun/src/e_sinhl.c
+++ b/lib/msun/src/e_sinhl.c
@@ -85,7 +85,10 @@ long double
 sinhl(long double x)
 {
 	long double hi,lo,x2,x4;
-	double dx2,s;
+#if LDBL_MANT_DIG == 113
+	double dx2;
+#endif
+	double s;
 	int16_t ix,jx;
 
 	GET_LDBL_EXPSIGN(jx,x);
diff --git a/lib/msun/src/s_tanhl.c b/lib/msun/src/s_tanhl.c
index 886158b786f..b7531866dd9 100644
--- a/lib/msun/src/s_tanhl.c
+++ b/lib/msun/src/s_tanhl.c
@@ -113,7 +113,9 @@ long double
 tanhl(long double x)
 {
 	long double hi,lo,s,x2,x4,z;
+#if LDBL_MANT_DIG == 113
 	double dx2;
+#endif
 	int16_t jx,ix;
 
 	GET_LDBL_EXPSIGN(jx,x);