From aac587638f238311d9ac828e517a765ec885270d Mon Sep 17 00:00:00 2001
From: KeShih <self.ke.shi@gmail.com>
Date: Sun, 6 Oct 2024 18:49:27 +0800
Subject: [PATCH] fix gap

---
 src/Typeset/Concat/concat_math.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Typeset/Concat/concat_math.cpp b/src/Typeset/Concat/concat_math.cpp
index a8a9493a3..afe6be1d0 100644
--- a/src/Typeset/Concat/concat_math.cpp
+++ b/src/Typeset/Concat/concat_math.cpp
@@ -473,7 +473,7 @@ concater_rep::typeset_sqrt (tree t, path ip) {
       (lfn->math_type == MATH_TYPE_OPENTYPE) && (lfn->sqrt_ver_gap > 0);
   if (use_opentype) {
     gap= (disp ? lfn->sqrt_ver_disp_gap : lfn->sqrt_ver_gap) +
-         (sep >> 1);
+         (lfn->wline >> 1);
   }
   box sqrtb= delimiter_box (decorate_left (ip), "<large-sqrt>", lfn, env->pen,
                             b->y1, b->y2 + gap);