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-rw-r--r--src/numeric.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/numeric.c b/src/numeric.c
index f9fddaa76..2140a8411 100644
--- a/src/numeric.c
+++ b/src/numeric.c
@@ -106,7 +106,7 @@ num_div(mrb_state *mrb, mrb_value x)
* representation.
*/
-mrb_value
+static mrb_value
mrb_flo_to_str(mrb_state *mrb, mrb_float flo)
{
double n = (double)flo;