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Compile with -Wfloat-conversion

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This means we'll get warnings whenever a floating point value looses
precision, e.g. gets implicitly casted to an integer. It also warns when
implicitly casting double's to float's, which arguably is less of a
problem, but there are no warning for just float/double to int.

This would have caught
https://gitlab.gnome.org/GNOME/mutter/-/issues/3530.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3822>
This commit is contained in:
Jonas Ådahl
2024-06-18 10:23:00 +02:00
committed by Sebastian Wick
parent d5bc883712
commit 422ee4515d
157 changed files with 1313 additions and 1161 deletions
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21
src/core/constraints.c
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@ -614,15 +614,15 @@ place_window_if_needed(MetaWindow *window,
*/
if (info->current.width >= info->work_area_monitor.width)
{
info->current.width = .75 * info->work_area_monitor.width;
info->current.x = info->work_area_monitor.x +
.125 * info->work_area_monitor.width;
info->current.width = (int) (0.75f * info->work_area_monitor.width);
info->current.x = (int) (info->work_area_monitor.x +
0.125f * info->work_area_monitor.width);
}
if (info->current.height >= info->work_area_monitor.height)
{
info->current.height = .75 * info->work_area_monitor.height;
info->current.y = info->work_area_monitor.y +
.083 * info->work_area_monitor.height;
info->current.height = (int) (0.75f * info->work_area_monitor.height);
info->current.y = (int) (info->work_area_monitor.y +
0.083f * info->work_area_monitor.height);
}
/* idle_move_resize() uses the unconstrained_rect, so make sure it
@ -1576,13 +1576,13 @@ constrain_aspect_ratio (MetaWindow *window,
case META_GRAVITY_WEST:
case META_GRAVITY_EAST:
/* Yeah, I suck for doing implicit rounding -- sue me */
new_height = CLAMP (new_height, new_width / maxr, new_width / minr);
new_height = (int) CLAMP (new_height, new_width / maxr, new_width / minr);
break;
case META_GRAVITY_NORTH:
case META_GRAVITY_SOUTH:
/* Yeah, I suck for doing implicit rounding -- sue me */
new_width = CLAMP (new_width, new_height * minr, new_height * maxr);
new_width = (int) CLAMP (new_width, new_height * minr, new_height * maxr);
break;
case META_GRAVITY_NORTH_WEST:
@ -1609,9 +1609,8 @@ constrain_aspect_ratio (MetaWindow *window,
new_width, new_height,
&best_width, &best_height);
/* Yeah, I suck for doing implicit rounding -- sue me */
new_width = best_width;
new_height = best_height;
new_width = (int) best_width;
new_height = (int) best_height;
break;
}