Persuade GCC that there is nothing worth warning about here (there isn't).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149834 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 3 insertions, 2 deletions

diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp
index 63c516109e..79c447af2c 100644
--- a/lib/Target/ARM/ARMFastISel.cpp
+++ b/lib/Target/ARM/ARMFastISel.cpp
@@ -2279,6 +2279,7 @@ bool ARMFastISel::ARMTryEmitSmallMemCpy(Address Dest, Address Src, uint64_t Len)
     assert (RV == true && "Should be able to handle this load.");
     RV = ARMEmitStore(VT, ResultReg, Dest);
     assert (RV == true && "Should be able to handle this store.");
+    (void)RV;
 
     unsigned Size = VT.getSizeInBits()/8;
     Len -= Size;
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
index bb24d33131..958f653eb7 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
@@ -103,7 +103,7 @@ static InstrUID decode(OpcodeType type,
                        InstructionContext insnContext,
                        uint8_t opcode,
                        uint8_t modRM) {
-  const struct ModRMDecision* dec;
+  const struct ModRMDecision* dec = 0;
   
   switch (type) {
   case ONEBYTE:
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 7c3faca1db..81396cca2e 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -8288,7 +8288,7 @@ SDValue X86TargetLowering::LowerVSETCC(SDValue Op, SelectionDAG &DAG) const {
   if (isFP) {
     unsigned SSECC = 8;
     EVT EltVT = Op0.getValueType().getVectorElementType();
-    assert(EltVT == MVT::f32 || EltVT == MVT::f64);
+    assert(EltVT == MVT::f32 || EltVT == MVT::f64); (void)EltVT;
 
     bool Swap = false;