diff options
Diffstat (limited to 'lib/CodeGen/SimpleRegisterCoalescing.cpp')
| -rw-r--r-- | lib/CodeGen/SimpleRegisterCoalescing.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp index 1d9bda4ab0..0d35b295a3 100644 --- a/lib/CodeGen/SimpleRegisterCoalescing.cpp +++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp @@ -1173,6 +1173,8 @@ SimpleRegisterCoalescing::HasIncompatibleSubRegDefUse(MachineInstr *CopyMI, for (MachineRegisterInfo::reg_iterator I = mri_->reg_begin(VirtReg), E = mri_->reg_end(); I != E; ++I) { MachineOperand &O = I.getOperand(); + if (O.isDebug()) + continue; MachineInstr *MI = &*I; if (MI == CopyMI || JoinedCopies.count(MI)) continue; |