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-rw-r--r--bignum.c6
-rw-r--r--include/ruby/ruby.h7
2 files changed, 10 insertions, 3 deletions
diff --git a/bignum.c b/bignum.c
index c0847e620d..bf234dba6a 100644
--- a/bignum.c
+++ b/bignum.c
@@ -6691,6 +6691,12 @@ rb_big_abs(VALUE x)
return x;
}
+int
+rb_big_sign(VALUE x)
+{
+ return BIGNUM_SIGN(x);
+}
+
size_t
rb_big_size(VALUE big)
{
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index eeae2f6879..72e91c2f7b 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -1185,9 +1185,10 @@ void *rb_check_typeddata(VALUE, const rb_data_type_t *);
#define RSTRUCT_SET(st, idx, v) rb_struct_aset(st, INT2NUM(idx), (v))
#define RSTRUCT_GET(st, idx) rb_struct_aref(st, INT2NUM(idx))
-#define RBIGNUM_SIGN(b) (RB_FIX2LONG(rb_big_cmp((b), RB_INT2FIX(0))) >= 0)
-#define RBIGNUM_POSITIVE_P(b) (RB_FIX2LONG(rb_big_cmp((b), RB_INT2FIX(0))) >= 0)
-#define RBIGNUM_NEGATIVE_P(b) (RB_FIX2LONG(rb_big_cmp((b), RB_INT2FIX(0))) < 0)
+int rb_big_sign(VALUE);
+#define RBIGNUM_SIGN(b) (rb_big_sign(b))
+#define RBIGNUM_POSITIVE_P(b) (RBIGNUM_SIGN(b)!=0)
+#define RBIGNUM_NEGATIVE_P(b) (RBIGNUM_SIGN(b)==0)
#define R_CAST(st) (struct st*)
#define RBASIC(obj) (R_CAST(RBasic)(obj))