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tweaks: add a warning for a condition that should never occur

master
Benno Schulenberg 2017-03-19 18:01:43 +01:00
parent 55159b7b39
commit 8b7bbebeeb
1 changed files with 4 additions and 1 deletions
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5
src/winio.c
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@ -2667,8 +2667,11 @@ int update_line(filestruct *fileptr, size_t index)
row = fileptr->lineno - openfile->edittop->lineno; row = fileptr->lineno - openfile->edittop->lineno;
/* If the line is offscreen, don't even try to display it. */ /* If the line is offscreen, don't even try to display it. */
if (row < 0 || row >= editwinrows) if (row < 0 || row >= editwinrows) {
statusline(ALERT, "Badness: tried to display a chunk on row %i"
" -- please report a bug", row);
return 0; return 0;
}
/* First, blank out the row. */ /* First, blank out the row. */
blank_row(edit, row, 0, COLS); blank_row(edit, row, 0, COLS);