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-rw-r--r--src/mem/cache/tags/fa_lru.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mem/cache/tags/fa_lru.cc b/src/mem/cache/tags/fa_lru.cc
index 3f717e3a7..c9531d12c 100644
--- a/src/mem/cache/tags/fa_lru.cc
+++ b/src/mem/cache/tags/fa_lru.cc
@@ -67,7 +67,7 @@ FALRU::FALRU(const Params *p)
numCaches = floorLog2(size) - 17;
if (numCaches >0){
cacheBoundaries = new FALRUBlk *[numCaches];
- cacheMask = (1 << numCaches) - 1;
+ cacheMask = (ULL(1) << numCaches) - 1;
} else {
cacheMask = 0;
}