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| author | Matthias Clasen <mclasen@redhat.com> | 2015-09-10 18:48:29 -0400 |
|---|---|---|
| committer | Matthias Clasen <mclasen@redhat.com> | 2015-09-12 11:24:37 -0400 |
| commit | c86f0b1b237bf8ccc47a5a5399a8acc55e0eb1fd (patch) | |
| tree | 5a72d9b1d8c54b9d3d0ccae4bafdccd430fea59c /gtk/gtkallocatedbitmask.c | |
| parent | 0957ba522008bc08631ee209b4dae8d7c5a7dce0 (diff) | |
| download | gtk+-c86f0b1b237bf8ccc47a5a5399a8acc55e0eb1fd.tar.gz | |
bitmask: Optimize no-op resizes
Statistics for the gtk3-demo listbox example show that the
vast majority of calls to _gtk_allocated_bitmask_resize go
from a size of 2 to 2. Don't needlessly call realloc() in
this case.
Diffstat (limited to 'gtk/gtkallocatedbitmask.c')
| -rw-r--r-- | gtk/gtkallocatedbitmask.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gtk/gtkallocatedbitmask.c b/gtk/gtkallocatedbitmask.c index 567b86cb91..0950d4362d 100644 --- a/gtk/gtkallocatedbitmask.c +++ b/gtk/gtkallocatedbitmask.c @@ -52,6 +52,9 @@ gtk_allocated_bitmask_resize (GtkBitmask *mask, { gsize i; + if (size == mask->len) + return mask; + mask = g_realloc (mask, sizeof (GtkBitmask) + sizeof(VALUE_TYPE) * (size - 1)); for (i = mask->len; i < size; i++) |