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-rw-r--r--internal.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/internal.h b/internal.h
index 54e5d3bc78..de435ac16b 100644
--- a/internal.h
+++ b/internal.h
@@ -323,6 +323,9 @@ ntz_intptr(uintptr_t x) {
VALUE rb_int128t2big(int128_t n);
#endif
+#define ST2FIX(h) LONG2FIX((long)(h))
+
+
/* arguments must be Fixnum */
static inline VALUE
rb_fix_mul_fix(VALUE x, VALUE y)