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Make AAMDNodes ctor and operator bool (!!!) explicit, mop up bugs and weirdness exposed by it.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219068 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2014-10-04 22:44:29 +00:00
parent a5fda70c13
commit 814a2ffc7c
8 changed files with 24 additions and 31 deletions
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lib/Analysis/BasicAliasAnalysis.cpp
+3 -3
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@@ -904,8 +904,8 @@ BasicAliasAnalysis::aliasGEP(const GEPOperator *GEP1, uint64_t V1Size,
// derived pointer.
if (const GEPOperator *GEP2 = dyn_cast<GEPOperator>(V2)) {
// Do the base pointers alias?
AliasResult BaseAlias = aliasCheck(UnderlyingV1, UnknownSize, nullptr,
UnderlyingV2, UnknownSize, nullptr);
AliasResult BaseAlias = aliasCheck(UnderlyingV1, UnknownSize, AAMDNodes(),
UnderlyingV2, UnknownSize, AAMDNodes());
// Check for geps of non-aliasing underlying pointers where the offsets are
// identical.
@@ -988,7 +988,7 @@ BasicAliasAnalysis::aliasGEP(const GEPOperator *GEP1, uint64_t V1Size,
if (V1Size == UnknownSize && V2Size == UnknownSize)
return MayAlias;
AliasResult R = aliasCheck(UnderlyingV1, UnknownSize, nullptr,
AliasResult R = aliasCheck(UnderlyingV1, UnknownSize, AAMDNodes(),
V2, V2Size, V2AAInfo);
if (R != MustAlias)
// If V2 may alias GEP base pointer, conservatively returns MayAlias.