Use std::vector instead of TargetRegisterInfo::FirstVirtualRegister. This time
make sure to allocate enough space in the std::vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108449 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AggressiveAntiDepBreaker.cpp b/lib/CodeGen/AggressiveAntiDepBreaker.cpp
index 8482774..62e40e9 100644
--- a/lib/CodeGen/AggressiveAntiDepBreaker.cpp
+++ b/lib/CodeGen/AggressiveAntiDepBreaker.cpp
@@ -41,11 +41,11 @@
AggressiveAntiDepState::AggressiveAntiDepState(const unsigned TargetRegs,
MachineBasicBlock *BB) :
- NumTargetRegs(TargetRegs), GroupNodes(TargetRegs, 0) {
- GroupNodeIndices.reserve(TargetRegs);
- KillIndices.reserve(TargetRegs);
- DefIndices.reserve(TargetRegs);
-
+ NumTargetRegs(TargetRegs), GroupNodes(TargetRegs, 0),
+ GroupNodeIndices(TargetRegs, 0),
+ KillIndices(TargetRegs, 0),
+ DefIndices(TargetRegs, 0)
+{
const unsigned BBSize = BB->size();
for (unsigned i = 0; i < NumTargetRegs; ++i) {
// Initialize all registers to be in their own group. Initially we