commit 99efcf299fb522297dee43066f9c19df00813dcb
author Dale Johannesen <dalej@apple.com> Wed Feb 10 23:04:09 2010 +0000
committer Dale Johannesen <dalej@apple.com> Wed Feb 10 23:04:09 2010 +0000
tree 4e739e45379800269d3ee4bac347e9743f8b09a2
parent 9a722caa26eaa19fe39e62acc05fd4e1902eb92b

Ignore debug info one more place during coalescing.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95819 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SimpleRegisterCoalescing.cpp

diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp
index 1d9bda4..0d35b29 100644
--- a/lib/CodeGen/SimpleRegisterCoalescing.cpp
+++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp
@@ -1173,6 +1173,8 @@
   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;