From 7cef36258148e2c202535b5761df8545718a27bf Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Mon, 25 May 2026 11:23:10 +0800
Subject: [PATCH] Fix the Android build

* src/sfnt.c (sfnt_fill_span) [NDEBUG]: Don't access `row_end'
when not defined.
---
 src/sfnt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/sfnt.c b/src/sfnt.c
index 4900daee6f6..4e4e2e121e6 100644
--- a/src/sfnt.c
+++ b/src/sfnt.c
@@ -4363,8 +4363,10 @@ sfnt_fill_span (struct sfnt_raster *raster, sfnt_fixed y,
 
   if ((left & ~SFNT_POLY_MASK) == (right & ~SFNT_POLY_MASK))
     {
+#ifndef NDEBUG
       /* Assert that start does not exceed the end of the row.  */
       eassert (start <= row_end);
+#endif /* !NDEBUG */
 
       w = coverage[right - left];
       a = *start + w;
@@ -4379,8 +4381,10 @@ sfnt_fill_span (struct sfnt_raster *raster, sfnt_fixed y,
 
   if (left & SFNT_POLY_MASK)
     {
+#ifndef NDEBUG
       /* Assert that start does not exceed the end of the row.  */
       eassert (start <= row_end);
+#endif /* !NDEBUG */
 
       /* Compute the coverage for the first pixel, and move left past
 	 it.  The coverage is a number from 1 to 7 describing how
@@ -4406,8 +4410,10 @@ sfnt_fill_span (struct sfnt_raster *raster, sfnt_fixed y,
   /* Fill pixels between left and right.  */
   while (left + SFNT_POLY_MASK < right)
     {
+#ifndef NDEBUG
       /* Assert that start does not exceed the end of the row.  */
       eassert (start <= row_end);
+#endif /* !NDEBUG */
 
       a = *start + w;
       *start++ = sfnt_saturate_short (a);
@@ -4418,8 +4424,10 @@ sfnt_fill_span (struct sfnt_raster *raster, sfnt_fixed y,
 
   if (right & SFNT_POLY_MASK)
     {
+#ifndef NDEBUG
       /* Assert that start does not exceed the end of the row.  */
       eassert (start <= row_end);
+#endif /* !NDEBUG */
 
       w = coverage[right - left];
       a = *start + w;