https://git.ruby-lang.org/ruby.git/commit/?id=10de5f149a

From 10de5f149acc620e12be5943e4e29f4f555b7551 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Sun, 14 Jul 2019 16:31:36 +0900
Subject: Calculate float complex division per each part

Arguments to f_complex_new2 should not be Complex, or violate the
assertion.

diff --git a/complex.c b/complex.c
index 42b32d4..313e564 100644
--- a/complex.c
+++ b/complex.c
@@ -817,25 +817,19 @@ f_divide(VALUE self, VALUE other, https://github.com/ruby/ruby/blob/trunk/complex.c#L817
 	if (f_gt_p(f_abs(bdat->real), f_abs(bdat->imag))) {
 	    r = (*func)(bdat->imag, bdat->real);
 	    n = f_mul(bdat->real, f_add(ONE, f_mul(r, r)));
-	    if (flo)
-		return f_complex_new2(CLASS_OF(self),
-				      (*func)(self, n),
-				      (*func)(f_negate(f_mul(self, r)), n));
             x = (*func)(f_add(adat->real, f_mul(adat->imag, r)), n);
             y = (*func)(f_sub(adat->imag, f_mul(adat->real, r)), n);
 	}
 	else {
 	    r = (*func)(bdat->real, bdat->imag);
 	    n = f_mul(bdat->imag, f_add(ONE, f_mul(r, r)));
-	    if (flo)
-		return f_complex_new2(CLASS_OF(self),
-				      (*func)(f_mul(self, r), n),
-				      (*func)(f_negate(self), n));
             x = (*func)(f_add(f_mul(adat->real, r), adat->imag), n);
             y = (*func)(f_sub(f_mul(adat->imag, r), adat->real), n);
 	}
-        x = rb_rational_canonicalize(x);
-        y = rb_rational_canonicalize(y);
+        if (!flo) {
+            x = rb_rational_canonicalize(x);
+            y = rb_rational_canonicalize(y);
+        }
         return f_complex_new2(CLASS_OF(self), x, y);
     }
     if (k_numeric_p(other) && f_real_p(other)) {
-- 
cgit v0.10.2


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/