[mutter/wip/lantw/monitor-transform-Don't-call-abs-on-non-negative-enum: 38/38] monitor-transform: Don't call abs on non-negative enum

[Robert Mader <rmader src gnome org>]

commit 841ed19f52f5ad9b2fffb0f385ae88d23434a6b9
Author: Ting-Wei Lan <lantw src gnome org>
Date:   Tue May 5 21:07:02 2020 +0800

    monitor-transform: Don't call abs on non-negative enum
    
    It causes Clang to show a lot of warnings during compilation because it
    thinks the abs call is useless.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1234

 src/backends/meta-monitor-transform.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/backends/meta-monitor-transform.h b/src/backends/meta-monitor-transform.h
index 6fca0a4e3..e5757e869 100644
--- a/src/backends/meta-monitor-transform.h
+++ b/src/backends/meta-monitor-transform.h
@@ -49,7 +49,7 @@ meta_monitor_transform_is_rotated (MetaMonitorTransform transform)
 static inline gboolean
 meta_monitor_transform_is_flipped (MetaMonitorTransform transform)
 {
-  return (abs(transform) >= META_MONITOR_TRANSFORM_FLIPPED);
+  return (transform >= META_MONITOR_TRANSFORM_FLIPPED);
 }
 
 MetaMonitorTransform meta_monitor_transform_invert (MetaMonitorTransform transform);