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author | Jeffrey Yasskin <jyasskin@google.com> | 2010-12-23 00:58:24 +0000 |
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committer | Jeffrey Yasskin <jyasskin@google.com> | 2010-12-23 00:58:24 +0000 |
commit | 8e68c3873549ca31533e2e3e40dda3a43cb79566 (patch) | |
tree | 66cf9b65eff62b5ad43e27bb1751a6118ed971a2 /lib/CodeGen/SelectionDAG/InstrEmitter.cpp | |
parent | 65e43a259ff532f66ff1f04bd5d67c17bcffdc9d (diff) | |
download | llvm-8e68c3873549ca31533e2e3e40dda3a43cb79566.tar.gz llvm-8e68c3873549ca31533e2e3e40dda3a43cb79566.tar.bz2 llvm-8e68c3873549ca31533e2e3e40dda3a43cb79566.tar.xz |
Change all self assignments X=X to (void)X, so that we can turn on a
new gcc warning that complains on self-assignments and
self-initializations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122458 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/InstrEmitter.cpp')
-rw-r--r-- | lib/CodeGen/SelectionDAG/InstrEmitter.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp index c334cf8cf4..3402b9fd07 100644 --- a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp +++ b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp @@ -67,7 +67,7 @@ EmitCopyFromReg(SDNode *Node, unsigned ResNo, bool IsClone, bool IsCloned, if (IsClone) VRBaseMap.erase(Op); bool isNew = VRBaseMap.insert(std::make_pair(Op, SrcReg)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); return; } @@ -150,7 +150,7 @@ EmitCopyFromReg(SDNode *Node, unsigned ResNo, bool IsClone, bool IsCloned, if (IsClone) VRBaseMap.erase(Op); bool isNew = VRBaseMap.insert(std::make_pair(Op, VRBase)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); } @@ -224,7 +224,7 @@ void InstrEmitter::CreateVirtualRegisters(SDNode *Node, MachineInstr *MI, if (IsClone) VRBaseMap.erase(Op); bool isNew = VRBaseMap.insert(std::make_pair(Op, VRBase)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); } } @@ -496,7 +496,7 @@ void InstrEmitter::EmitSubregNode(SDNode *Node, SDValue Op(Node, 0); bool isNew = VRBaseMap.insert(std::make_pair(Op, VRBase)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); } @@ -518,7 +518,7 @@ InstrEmitter::EmitCopyToRegClassNode(SDNode *Node, SDValue Op(Node, 0); bool isNew = VRBaseMap.insert(std::make_pair(Op, NewVReg)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); } @@ -555,7 +555,7 @@ void InstrEmitter::EmitRegSequence(SDNode *Node, MBB->insert(InsertPos, MI); SDValue Op(Node, 0); bool isNew = VRBaseMap.insert(std::make_pair(Op, NewVReg)).second; - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Node emitted out of order - early"); } |