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Remove a couple of redundant copies of SmallVector::operator==.

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No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206635 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2014-04-18 19:48:03 +00:00
parent d290fa608f
commit 561edae834
3 changed files with 4 additions and 35 deletions
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17
lib/Analysis/BasicAliasAnalysis.cpp
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@ -868,21 +868,6 @@ BasicAliasAnalysis::getModRefInfo(ImmutableCallSite CS,
return ModRefResult(AliasAnalysis::getModRefInfo(CS, Loc) & Min);
}
static bool areVarIndicesEqual(SmallVectorImpl<VariableGEPIndex> &Indices1,
SmallVectorImpl<VariableGEPIndex> &Indices2) {
unsigned Size1 = Indices1.size();
unsigned Size2 = Indices2.size();
if (Size1 != Size2)
return false;
for (unsigned I = 0; I != Size1; ++I)
if (Indices1[I] != Indices2[I])
return false;
return true;
}
/// aliasGEP - Provide a bunch of ad-hoc rules to disambiguate a GEP instruction
/// against another pointer. We know that V1 is a GEP, but we don't know
/// anything about V2. UnderlyingV1 is GetUnderlyingObject(GEP1, DL),
@ -939,7 +924,7 @@ BasicAliasAnalysis::aliasGEP(const GEPOperator *GEP1, uint64_t V1Size,
// Same offsets.
if (GEP1BaseOffset == GEP2BaseOffset &&
areVarIndicesEqual(GEP1VariableIndices, GEP2VariableIndices))
GEP1VariableIndices == GEP2VariableIndices)
return NoAlias;
GEP1VariableIndices.clear();
}