No functionality change. Fix up some whitespace and switch out "" for '' when
printing a single character.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128256 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 8ee1064..966570f 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -375,7 +375,7 @@
             dbgs() << str << " intervals:\n";
 
           for (; i != e; ++i) {
-            dbgs() << "\t" << *i->first << " -> ";
+            dbgs() << '\t' << *i->first << " -> ";
 
             unsigned reg = i->first->reg;
             if (TargetRegisterInfo::isVirtualRegister(reg))
@@ -390,7 +390,7 @@
 }
 
 INITIALIZE_PASS_BEGIN(RALinScan, "linearscan-regalloc",
-                "Linear Scan Register Allocator", false, false)
+                      "Linear Scan Register Allocator", false, false)
 INITIALIZE_PASS_DEPENDENCY(LiveIntervals)
 INITIALIZE_PASS_DEPENDENCY(StrongPHIElimination)
 INITIALIZE_PASS_DEPENDENCY(CalculateSpillWeights)
@@ -401,7 +401,7 @@
 INITIALIZE_AG_DEPENDENCY(RegisterCoalescer)
 INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
 INITIALIZE_PASS_END(RALinScan, "linearscan-regalloc",
-                "Linear Scan Register Allocator", false, false)
+                    "Linear Scan Register Allocator", false, false)
 
 void RALinScan::ComputeRelatedRegClasses() {
   // First pass, add all reg classes to the union, and determine at least one