Silencing an MSVC warning about loop variable conflicting with a variable from an...

[oota-llvm.git] / lib / CodeGen / AsmPrinter / WinCodeViewLineTables.cpp

diff --git a/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.cpp b/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.cpp
index 1dbfb9b599215d41033da97634fbf1a6f67be43b..6a5c431d4fd18d10c23fe370f33f962d3f2d2d69 100644 (file)
--- a/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.cpp
+++ b/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.cpp
@@ -277,20 +277,19 @@ void WinCodeViewLineTables::beginFunction(const MachineFunction *MF) {
   // for the first instruction of the function, not the last of the prolog?
   DebugLoc PrologEndLoc;
   bool EmptyPrologue = true;
-  for (MachineFunction::const_iterator I = MF->begin(), E = MF->end();
-       I != E && PrologEndLoc.isUnknown(); ++I) {
-    for (MachineBasicBlock::const_iterator II = I->begin(), IE = I->end();
-         II != IE; ++II) {
-      const MachineInstr *MI = II;
-      if (MI->isDebugValue())
+  for (const auto &MBB : *MF) {
+    if (!PrologEndLoc.isUnknown())
+      break;
+    for (const auto &MI : MBB) {
+      if (MI.isDebugValue())
         continue;
 
       // First known non-DBG_VALUE and non-frame setup location marks
       // the beginning of the function body.
       // FIXME: do we need the first subcondition?
-      if (!MI->getFlag(MachineInstr::FrameSetup) &&
-          (!MI->getDebugLoc().isUnknown())) {
-        PrologEndLoc = MI->getDebugLoc();
+      if (!MI.getFlag(MachineInstr::FrameSetup) &&
+          (!MI.getDebugLoc().isUnknown())) {
+        PrologEndLoc = MI.getDebugLoc();
         break;
       }
       EmptyPrologue = false;
@@ -309,7 +308,7 @@ void WinCodeViewLineTables::endFunction(const MachineFunction *MF) {
     return;
 
   const Function *GV = MF->getFunction();
-  assert(FnDebugInfo.count(GV) == true);
+  assert(FnDebugInfo.count(GV));
   assert(CurFn == &FnDebugInfo[GV]);
 
   if (CurFn->Instrs.empty()) {