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LoopAccessAnalysis: Silence -Wreturn-type diagnostic from GCC

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231836 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer 2015-03-10 20:23:29 +00:00
parent fede77ae26
commit 3e616ba7b9
1 changed files with 3 additions and 0 deletions
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3
lib/Analysis/LoopAccessAnalysis.cpp
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@ -580,6 +580,7 @@ bool MemoryDepChecker::Dependence::isSafeForVectorization(DepType Type) {
case BackwardVectorizableButPreventsForwarding:
return false;
}
llvm_unreachable("unexpected DepType!");
}
bool MemoryDepChecker::Dependence::isInterestingDependence(DepType Type) {
@ -595,6 +596,7 @@ bool MemoryDepChecker::Dependence::isInterestingDependence(DepType Type) {
case BackwardVectorizableButPreventsForwarding:
return true;
}
llvm_unreachable("unexpected DepType!");
}
bool MemoryDepChecker::Dependence::isPossiblyBackward() const {
@ -610,6 +612,7 @@ bool MemoryDepChecker::Dependence::isPossiblyBackward() const {
case BackwardVectorizableButPreventsForwarding:
return true;
}
llvm_unreachable("unexpected DepType!");
}
bool MemoryDepChecker::couldPreventStoreLoadForward(unsigned Distance,