Spillers may alter MachineLoopInfo when breaking critical edges, so make it
non-const.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108734 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 47863e3..98200af 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -127,7 +127,7 @@
BitVector allocatableRegs_;
LiveIntervals* li_;
LiveStacks* ls_;
- const MachineLoopInfo *loopInfo;
+ MachineLoopInfo *loopInfo;
/// handled_ - Intervals are added to the handled_ set in the order of their
/// start value. This is uses for backtracking.
@@ -799,7 +799,7 @@
static
float getConflictWeight(LiveInterval *cur, unsigned Reg, LiveIntervals *li_,
MachineRegisterInfo *mri_,
- const MachineLoopInfo *loopInfo) {
+ MachineLoopInfo *loopInfo) {
float Conflicts = 0;
for (MachineRegisterInfo::reg_iterator I = mri_->reg_begin(Reg),
E = mri_->reg_end(); I != E; ++I) {