clang's -Wuninitialized-experimental warning.
While these don't look like real bugs, clang's
-Wuninitialized-experimental analysis is stricter
than GCC's, and these fixes have the benefit
of being general nice cleanups.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124073
91177308-0d34-0410-b5e6-
96231b3b80d8
FI = Unvisited.begin(), FE = Unvisited.end();
while(FI != FE && !FoundPath) {
const BasicBlock *BB = *FI; ++FI;
- const BasicBlock *Dest;
+ const BasicBlock *Dest = 0;
Path P;
bool BackEdgeFound = false;
for (const_pred_iterator NBB = pred_begin(BB), End = pred_end(BB);
const SDValue *Ops, unsigned NumOps) {
bool DoCSE = VTs.VTs[VTs.NumVTs-1] != MVT::Glue;
MachineSDNode *N;
- void *IP;
+ void *IP = 0;
if (DoCSE) {
FoldingSetNodeID ID;
{
int unsignedExponent;
bool negative, overflow;
- int exponent;
+ int exponent = 0;
assert(p != end && "Exponent has no digits");
}
assert(Lane < RegElts && "out of range lane for VLD/VST-lane");
- unsigned D0, D1, D2, D3;
+ unsigned D0 = 0, D1 = 0, D2 = 0, D3 = 0;
unsigned DstReg = 0;
bool DstIsDead = false;
if (TableEntry->IsLoad) {
SPUDAGToDAGISel::Select(SDNode *N) {
unsigned Opc = N->getOpcode();
int n_ops = -1;
- unsigned NewOpc;
+ unsigned NewOpc = 0;
EVT OpVT = N->getValueType(0);
SDValue Ops[8];
DebugLoc dl = N->getDebugLoc();
BOOL isPrefix = TRUE;
BOOL prefixGroups[4] = { FALSE };
uint64_t prefixLocation;
- uint8_t byte;
+ uint8_t byte = 0;
BOOL hasAdSize = FALSE;
BOOL hasOpSize = FALSE;
// if the needed bits are already zero in the input. This allows us to reuse
// the value which means that we don't care if the shift has multiple uses.
// TODO: Handle opposite shift by exact value.
- ConstantInt *CI;
+ ConstantInt *CI = 0;
if ((isLeftShift && match(I, m_LShr(m_Value(), m_ConstantInt(CI)))) ||
(!isLeftShift && match(I, m_Shl(m_Value(), m_ConstantInt(CI))))) {
if (CI->getZExtValue() == NumBits) {