diff options
Diffstat (limited to 'lib/CodeGen/MachineRegisterInfo.cpp')
| -rw-r--r-- | lib/CodeGen/MachineRegisterInfo.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/MachineRegisterInfo.cpp b/lib/CodeGen/MachineRegisterInfo.cpp index 5984af87a184..e883ce523134 100644 --- a/lib/CodeGen/MachineRegisterInfo.cpp +++ b/lib/CodeGen/MachineRegisterInfo.cpp @@ -29,6 +29,7 @@ MachineRegisterInfo::MachineRegisterInfo(const MachineFunction *MF) TracksSubRegLiveness(false) { VRegInfo.reserve(256); RegAllocHints.reserve(256); + UsedRegUnits.resize(getTargetRegisterInfo()->getNumRegUnits()); UsedPhysRegMask.resize(getTargetRegisterInfo()->getNumRegs()); // Create the physreg use/def lists. |