Rangify for loops in LegacyPassManager.cpp.

llvm-svn: 239155
GitOrigin-RevId: 3b1e24be56e32fd017252d183da5db2078b9c764
diff --git a/lib/IR/LegacyPassManager.cpp b/lib/IR/LegacyPassManager.cpp
index bbec642..3890478 100644
--- a/lib/IR/LegacyPassManager.cpp
+++ b/lib/IR/LegacyPassManager.cpp
@@ -1553,8 +1553,8 @@
 bool FPPassManager::runOnModule(Module &M) {
   bool Changed = false;
 
-  for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
-    Changed |= runOnFunction(*I);
+  for (Function &F : M)
+    Changed |= runOnFunction(F);
 
   return Changed;
 }
@@ -1588,10 +1588,8 @@
   bool Changed = false;
 
   // Initialize on-the-fly passes
-  for (std::map<Pass *, FunctionPassManagerImpl *>::iterator
-       I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end();
-       I != E; ++I) {
-    FunctionPassManagerImpl *FPP = I->second;
+  for (auto &OnTheFlyManager : OnTheFlyManagers) {
+    FunctionPassManagerImpl *FPP = OnTheFlyManager.second;
     Changed |= FPP->doInitialization(M);
   }
 
@@ -1632,10 +1630,8 @@
     Changed |= getContainedPass(Index)->doFinalization(M);
 
   // Finalize on-the-fly passes
-  for (std::map<Pass *, FunctionPassManagerImpl *>::iterator
-       I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end();
-       I != E; ++I) {
-    FunctionPassManagerImpl *FPP = I->second;
+  for (auto &OnTheFlyManager : OnTheFlyManagers) {
+    FunctionPassManagerImpl *FPP = OnTheFlyManager.second;
     // We don't know when is the last time an on-the-fly pass is run,
     // so we need to releaseMemory / finalize here
     FPP->releaseMemoryOnTheFly();
@@ -1711,11 +1707,8 @@
   dumpArguments();
   dumpPasses();
 
-  SmallVectorImpl<ImmutablePass *>& IPV = getImmutablePasses();
-  for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
-       E = IPV.end(); I != E; ++I) {
-    Changed |= (*I)->doInitialization(M);
-  }
+  for (ImmutablePass *ImPass : getImmutablePasses())
+    Changed |= ImPass->doInitialization(M);
 
   initializeAllAnalysisInfo();
   for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
@@ -1723,10 +1716,8 @@
     M.getContext().yield();
   }
 
-  for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
-       E = IPV.end(); I != E; ++I) {
-    Changed |= (*I)->doFinalization(M);
-  }
+  for (ImmutablePass *ImPass : getImmutablePasses())
+    Changed |= ImPass->doFinalization(M);
 
   return Changed;
 }