Flip direction

mborland · mborland · commit edd235e1b58d · 2026-03-31T11:48:03.000-04:00
diff --git a/include/boost/int128/detail/common_div.hpp b/include/boost/int128/detail/common_div.hpp
@@ -129,7 +129,7 @@ BOOST_INT128_HOST_DEVICE constexpr void knuth_divide(std::uint32_t (&u)[u_size],
         while (q_hat > UINT32_MAX ||
                (q_hat * vn[n-2]) > ((r_hat << 32) | un[j+n-2]))
         {
-            q_hat--;
+            --q_hat;
             r_hat += vn[n-1];
             if (r_hat > UINT32_MAX)
             {

Original file line number	Diff line number	Diff line change
`@@ -129,7 +129,7 @@ BOOST_INT128_HOST_DEVICE constexpr void knuth_divide(std::uint32_t (&u)[u_size],`
`129`	`129`	`while (q_hat > UINT32_MAX \|\|`
`130`	`130`	`(q_hat * vn[n-2]) > ((r_hat << 32) \| un[j+n-2]))`
`131`	`131`	`{`
`132`		`- q_hat--;`
	`132`	`+ --q_hat;`
`133`	`133`	`r_hat += vn[n-1];`
`134`	`134`	`if (r_hat > UINT32_MAX)`
`135`	`135`	`{`