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Silence C4715 'not all control paths return a value' warnings.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231455 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Yaron Keren
2015-03-06 07:49:14 +00:00
parent 8617b3bb3e
commit 02dc4fa6b2
1 changed files with 3 additions and 0 deletions
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3
lib/Transforms/ObjCARC/PtrState.cpp
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@ -206,6 +206,7 @@ bool BottomUpPtrState::MatchWithRetain() {
case S_Retain: case S_Retain:
llvm_unreachable("bottom-up pointer in retain state!"); llvm_unreachable("bottom-up pointer in retain state!");
} }
llvm_unreachable("Sequence unknown enum value");
} }
bool BottomUpPtrState::HandlePotentialAlterRefCount(Instruction *Inst, bool BottomUpPtrState::HandlePotentialAlterRefCount(Instruction *Inst,
@ -233,6 +234,7 @@ bool BottomUpPtrState::HandlePotentialAlterRefCount(Instruction *Inst,
case S_Retain: case S_Retain:
llvm_unreachable("bottom-up pointer in retain state!"); llvm_unreachable("bottom-up pointer in retain state!");
} }
llvm_unreachable("Sequence unknown enum value");
} }
void BottomUpPtrState::HandlePotentialUse(BasicBlock *BB, Instruction *Inst, void BottomUpPtrState::HandlePotentialUse(BasicBlock *BB, Instruction *Inst,
@ -336,6 +338,7 @@ bool TopDownPtrState::MatchWithRelease(ARCMDKindCache &Cache,
case S_MovableRelease: case S_MovableRelease:
llvm_unreachable("top-down pointer in bottom up state!"); llvm_unreachable("top-down pointer in bottom up state!");
} }
llvm_unreachable("Sequence unknown enum value");
} }
bool TopDownPtrState::HandlePotentialAlterRefCount(Instruction *Inst, bool TopDownPtrState::HandlePotentialAlterRefCount(Instruction *Inst,