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Fix a test failure when building for 32 bit architectures:
http://lists.gnu.org/archive/html/guix-devel/2017-04/msg00381.html
Patch copied from upstream source repository:
https://cgit.freedesktop.org/mesa/mesa/commit/?id=61bbb25a080e48a8ca897ba7f6e73cc6a8e9b5b8
From 61bbb25a080e48a8ca897ba7f6e73cc6a8e9b5b8 Mon Sep 17 00:00:00 2001
From: Grazvydas Ignotas <notasas@gmail.com>
Date: Thu, 9 Mar 2017 02:54:53 +0200
Subject: [PATCH] util/disk_cache: fix size subtraction on 32bit
Negating size_t on 32bit produces a 32bit result. This was effectively
adding values close to UINT_MAX to the cache size (the files are usually
small) instead of intended subtraction.
Fixes 'make check' disk_cache failures on 32bit.
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
---
src/util/disk_cache.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/util/disk_cache.c b/src/util/disk_cache.c
index 5470688df3..facdcecf7c 100644
--- a/src/util/disk_cache.c
+++ b/src/util/disk_cache.c
@@ -603,7 +603,7 @@ evict_random_item(struct disk_cache *cache)
free(dir_path);
if (size) {
- p_atomic_add(cache->size, - size);
+ p_atomic_add(cache->size, - (uint64_t)size);
return;
}
@@ -624,7 +624,7 @@ evict_random_item(struct disk_cache *cache)
free(dir_path);
if (size)
- p_atomic_add(cache->size, - size);
+ p_atomic_add(cache->size, - (uint64_t)size);
}
void
#@@ -646,7 +646,7 @@ disk_cache_remove(struct disk_cache *cache, const cache_key key)
# free(filename);
#
# if (sb.st_size)
#- p_atomic_add(cache->size, - sb.st_size);
#+ p_atomic_add(cache->size, - (uint64_t)sb.st_size);
# }
#
# /* From the zlib docs:
--
2.12.2
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