[gnome-builder] omni-gutter: Fix diagnostic severity check

[Christian Hergert <chergert src gnome org>]

commit 15d2448c1fba250f63969ba9270ad78003138db4
Author: James Westman <james jwestman net>
Date:   Wed Apr 21 12:29:18 2021 -0500

    omni-gutter: Fix diagnostic severity check
    
    The gutter renderer was treating IdeDiagnosticSeverity as a bitflag,
    when it is a regular enum. This happened to work with the current
    values, but when new values are added it will break.

 src/plugins/omni-gutter/gbp-omni-gutter-renderer.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c 
b/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
index 5bb5d41a3..17683ab21 100644
--- a/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
+++ b/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
@@ -541,9 +541,9 @@ populate_diagnostics_cb (guint                 line,
   g_assert (line <= state->end_line);
 
   info = &g_array_index (state->lines, LineInfo, line - state->begin_line);
-  info->is_warning |= !!(severity & (IDE_DIAGNOSTIC_WARNING | IDE_DIAGNOSTIC_DEPRECATED));
-  info->is_error |= !!(severity & (IDE_DIAGNOSTIC_ERROR | IDE_DIAGNOSTIC_FATAL));
-  info->is_note |= !!(severity & IDE_DIAGNOSTIC_NOTE);
+  info->is_warning |= severity == IDE_DIAGNOSTIC_WARNING || severity == IDE_DIAGNOSTIC_DEPRECATED;
+  info->is_error |= severity == IDE_DIAGNOSTIC_ERROR || severity == IDE_DIAGNOSTIC_FATAL;
+  info->is_note |= severity == IDE_DIAGNOSTIC_NOTE;
 }
 
 static void