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authorDan Gohman <gohman@apple.com>2010-10-19 17:06:23 +0000
committerDan Gohman <gohman@apple.com>2010-10-19 17:06:23 +0000
commitf3a925dc7a14ade42da442b49c304c064954c1d4 (patch)
tree0f7a7d937d3533fbb8102a7c034ebdfcc0b8dfa9 /lib/Transforms/Scalar/MemCpyOptimizer.cpp
parent99fca5de96d3435e8eb7c84e8366cee98ef5416a (diff)
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Consistently use AliasAnalysis::UnknownSize instead of hardcoding ~0u.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116815 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/MemCpyOptimizer.cpp')
-rw-r--r--lib/Transforms/Scalar/MemCpyOptimizer.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index e4f329fdad..e867991db3 100644
--- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -770,7 +770,7 @@ bool MemCpyOpt::processMemMove(MemMoveInst *M) {
// If the memmove is a constant size, use it for the alias query, this allows
// us to optimize things like: memmove(P, P+64, 64);
- uint64_t MemMoveSize = ~0ULL;
+ unsigned MemMoveSize = AliasAnalysis::UnknownSize;
if (ConstantInt *Len = dyn_cast<ConstantInt>(M->getLength()))
MemMoveSize = Len->getZExtValue();