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refactor: avoid overflow by explicitly casting operand to a wider type

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This commit is contained in:
Dundar Göc
2021-12-31 14:22:35 +01:00
parent 991e872d80
commit db7fe34017
4 changed files with 8 additions and 9 deletions
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4
src/nvim/screen.c
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@@ -4130,7 +4130,7 @@ static int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool noc
if (((wp->w_p_cuc
&& (int)wp->w_virtcol >= VCOL_HLC - eol_hl_off
&& (int)wp->w_virtcol <
grid->Columns * (row - startrow + 1) + v
(long)grid->Columns * (row - startrow + 1) + v
&& lnum != wp->w_cursor.lnum)
|| draw_color_col || line_attr_lowprio || line_attr
|| diff_hlf != (hlf_T)0 || has_virttext)) {
@@ -6762,7 +6762,7 @@ void grid_clear_line(ScreenGrid *grid, unsigned off, int width, bool valid)
void grid_invalidate(ScreenGrid *grid)
{
(void)memset(grid->attrs, -1, grid->Rows * grid->Columns * sizeof(sattr_T));
(void)memset(grid->attrs, -1, (long)grid->Rows * grid->Columns * sizeof(sattr_T));
}
bool grid_invalid_row(ScreenGrid *grid, int row)