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-rw-r--r--src/stdlib/reals.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/stdlib/reals.c b/src/stdlib/reals.c
index 87d1e64a..616fd38d 100644
--- a/src/stdlib/reals.c
+++ b/src/stdlib/reals.c
@@ -700,7 +700,8 @@ OptionalReal_t Real$parse(Text_t text, Text_t *remainder) {
return box_ptr(r, REAL_TAG_RATIONAL);
}
-static bool Real$is_none(const void *vn, const TypeInfo_t *type) {
+public
+PUREFUNC bool Real$is_none(const void *vn, const TypeInfo_t *type) {
(void)type;
Real_t n = *(Real_t *)vn;
return is_boxed(n) && get_tag(n) == REAL_TAG_NONE;