shithub: choc

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Add constraint check to CellOverflowedSize

Fixes #585.

--- a/textscreen/txt_table.c

+++ b/textscreen/txt_table.c

@@ -99,7 +99,14 @@

         // Every overflow cell must point to either (x, y) or another

         // overflow cell. This means the first in every row must be

         // txt_table_overflow_down.

+

+        if (y1 * table->columns + x >= table->num_widgets)

+        {

+            break;

+        }

+

         widget = table->widgets[y1 * table->columns + x];

+

         if (y1 != y && widget != &txt_table_overflow_down)

         {

             break;