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Code Issues Releases Activity

Make uncache_image slightly more efficient

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* src/image.c (uncache_image): Extremely minor speed-up: Only
compute the hash once.
This commit is contained in:
Lars Ingebrigtsen 2020-12-09 01:10:04 +01:00
parent 02ec247fcc
commit 85acde2ab5
1 changed files with 2 additions and 1 deletions
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3
src/image.c
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@ -1633,12 +1633,13 @@ static void
uncache_image (struct frame *f, Lisp_Object spec)
{
struct image *img;
EMACS_UINT hash = sxhash (spec);
/* Because the background colors are based on the current face, we
can have multiple copies of an image with the same spec. We want
to remove them all to ensure the user doesn't see an old version
of the image when the face changes. */
while ((img = search_image_cache (f, spec, sxhash (spec), 0, 0, true)))
while ((img = search_image_cache (f, spec, hash, 0, 0, true)))
{
free_image (f, img);
/* As display glyphs may still be referring to the image ID, we