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If moving cells outside the current used count, update it.

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This commit is contained in:
nicm 2017-03-07 13:47:56 +00:00
parent dc8fefe902
commit daac28febb
1 changed files with 2 additions and 0 deletions
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2
grid.c
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@ -553,6 +553,8 @@ grid_move_cells(struct grid *gd, u_int dx, u_int px, u_int py, u_int nx,
grid_expand_line(gd, py, dx + nx, 8);
memmove(&gl->celldata[dx], &gl->celldata[px],
nx * sizeof *gl->celldata);
if (dx + nx > gl->cellused)
gl->cellused = dx + nx;
/* Wipe any cells that have been moved. */
for (xx = px; xx < px + nx; xx++) {