1 files changed, 1 insertions, 1 deletions
diff --git a/numeric.c b/numeric.c
index 4c97fbe526..763e4d2ba6 100644
--- a/numeric.c
+++ b/numeric.c
@@ -818,7 +818,7 @@ static VALUE
 flo_eq(x, y)
     VALUE x, y;
 {
-    double a, b;
+    volatile double a, b;
 
     switch (TYPE(y)) {
       case T_FIXNUM: