From 843d2a9b5f63e3ed21c6e27cea0db52998c466ec Mon Sep 17 00:00:00 2001
From: Saki Takamachi <34942839+SakiTakamachi@users.noreply.github.com>
Date: Sat, 15 Mar 2025 08:41:14 +0900
Subject: [PATCH] ext/bcmath: `bc_divide()` small fix (#18060)

---
 ext/bcmath/libbcmath/src/div.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/ext/bcmath/libbcmath/src/div.c b/ext/bcmath/libbcmath/src/div.c
index ec7619fb770..ca073a155c7 100644
--- a/ext/bcmath/libbcmath/src/div.c
+++ b/ext/bcmath/libbcmath/src/div.c
@@ -370,12 +370,11 @@ bool bc_divide(bc_num numerator, bc_num divisor, bc_num *quot, size_t scale)
 	while (*numeratorptr == 0) {
 		numeratorptr++;
 		numerator_leading_zeros++;
+		if (numerator_leading_zeros == numerator_size) {
+			goto quot_zero;
+		}
 	}
-	if (numerator_size > numerator_leading_zeros) {
-		numerator_size -= numerator_leading_zeros;
-	} else {
-		goto quot_zero;
-	}
+	numerator_size -= numerator_leading_zeros;
 
 	/* check and remove divisor leading zeros */
 	while (*divisorptr == 0) {
@@ -396,12 +395,7 @@ bool bc_divide(bc_num numerator, bc_num divisor, bc_num *quot, size_t scale)
 		divisor_trailing_zeros++;
 	}
 	divisor_size -= divisor_trailing_zeros;
-
-	if (numerator_size > divisor_trailing_zeros) {
-		numerator_size -= divisor_trailing_zeros;
-	} else {
-		goto quot_zero;
-	}
+	numerator_size -= divisor_trailing_zeros;
 
 	size_t quot_size = numerator_size - divisor_size + 1; /* numerator_size >= divisor_size */
 	if (quot_size > quot_scale) {