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authorStephen Hines <srhines@google.com>2012-08-23 19:08:53 -0700
committerStephen Hines <srhines@google.com>2012-08-23 19:08:53 -0700
commit31675153bd2d7617db8cb6aeb58054934c7b9f73 (patch)
treec1970fcebc736d4f731db0559a79a7ac5cb0f8bf /include/llvm/ADT/DenseMap.h
parent416bb6a168a9316547db6ce3909c515f70a84f52 (diff)
parent75dd7f0c4a2b3fb9e9d4d5a0517591810c57ed92 (diff)
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Merge branch 'upstream' into merge_2
Conflicts: lib/Target/ARM/ARMCodeEmitter.cpp Change-Id: I6702d340c733e9721499b5d85b13b96ad9c14eb5
Diffstat (limited to 'include/llvm/ADT/DenseMap.h')
-rw-r--r--include/llvm/ADT/DenseMap.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/include/llvm/ADT/DenseMap.h b/include/llvm/ADT/DenseMap.h
index d502be6..f60d688 100644
--- a/include/llvm/ADT/DenseMap.h
+++ b/include/llvm/ADT/DenseMap.h
@@ -617,8 +617,9 @@ public:
this->destroyAll();
// Reduce the number of buckets.
- unsigned NewNumBuckets
- = std::max(64, 1 << (Log2_32_Ceil(OldNumEntries) + 1));
+ unsigned NewNumBuckets = 0;
+ if (OldNumEntries)
+ NewNumBuckets = std::max(64, 1 << (Log2_32_Ceil(OldNumEntries) + 1));
if (NewNumBuckets == NumBuckets) {
this->BaseT::initEmpty();
return;
@@ -686,8 +687,7 @@ class SmallDenseMap
/// A "union" of an inline bucket array and the struct representing
/// a large bucket. This union will be discriminated by the 'Small' bit.
- typename AlignedCharArray<BucketT[InlineBuckets], LargeRep>::union_type
- storage;
+ AlignedCharArrayUnion<BucketT[InlineBuckets], LargeRep> storage;
public:
explicit SmallDenseMap(unsigned NumInitBuckets = 0) {
@@ -833,8 +833,7 @@ public:
return; // Nothing to do.
// First move the inline buckets into a temporary storage.
- typename AlignedCharArray<BucketT[InlineBuckets]>::union_type
- TmpStorage;
+ AlignedCharArrayUnion<BucketT[InlineBuckets]> TmpStorage;
BucketT *TmpBegin = reinterpret_cast<BucketT *>(TmpStorage.buffer);
BucketT *TmpEnd = TmpBegin;