clang-tidy: fix `modernize-use-auto` lints

Source/cmGlobalVisualStudio10Generator.cxx

@@ -302,7 +302,7 @@ bool cmGlobalVisualStudio10Generator::ParseGeneratorToolset(
   std::string const& ts, cmMakefile* mf)
 {
   std::vector<std::string> const fields = cmTokenize(ts, ",");
-  std::vector<std::string>::const_iterator fi = fields.begin();
+  auto fi = fields.begin();
   if (fi == fields.end()) {
     return true;
   }

Source/cmGlobalVisualStudio71Generator.cxx

@@ -125,7 +125,7 @@ void cmGlobalVisualStudio71Generator::WriteProject(std::ostream& fout,
 
   fout << "EndProject\n";
 
-  UtilityDependsMap::iterator ui = this->UtilityDepends.find(t);
+  auto ui = this->UtilityDepends.find(t);
   if (ui != this->UtilityDepends.end()) {
     const char* uname = ui->second.c_str();
     /* clang-format off */
@@ -218,8 +218,7 @@ void cmGlobalVisualStudio71Generator::WriteProjectConfigurations(
     }
     fout << "\t\t{" << guid << "}." << i << ".ActiveCfg = " << dstConfig << "|"
          << platformName << std::endl;
-    std::set<std::string>::const_iterator ci =
-      configsPartOfDefaultBuild.find(i);
+    auto ci = configsPartOfDefaultBuild.find(i);
     if (!(ci == configsPartOfDefaultBuild.end())) {
       fout << "\t\t{" << guid << "}." << i << ".Build.0 = " << dstConfig << "|"
            << platformName << std::endl;

Source/cmGlobalVisualStudio8Generator.cxx

@@ -238,8 +238,7 @@ bool cmGlobalVisualStudio8Generator::AddCheckTarget()
 
     // Sort the list of input files and remove duplicates.
     std::sort(listFiles.begin(), listFiles.end(), std::less<std::string>());
-    std::vector<std::string>::iterator new_end =
-      std::unique(listFiles.begin(), listFiles.end());
+    auto new_end = std::unique(listFiles.begin(), listFiles.end());
     listFiles.erase(new_end, listFiles.end());
 
     // Create a rule to re-run CMake.
@@ -325,8 +324,7 @@ void cmGlobalVisualStudio8Generator::WriteProjectConfigurations(
          << (!platformMapping.empty() ? platformMapping
                                       : this->GetPlatformName())
          << "\n";
-    std::set<std::string>::const_iterator ci =
-      configsPartOfDefaultBuild.find(i);
+    auto ci = configsPartOfDefaultBuild.find(i);
     if (!(ci == configsPartOfDefaultBuild.end())) {
       fout << "\t\t{" << guid << "}." << i << "|" << this->GetPlatformName()
            << ".Build.0 = " << dstConfig << "|"

Source/cmGlobalVisualStudioVersionedGenerator.cxx

@@ -606,7 +606,7 @@ bool cmGlobalVisualStudioVersionedGenerator::ParseGeneratorInstance(
   this->GeneratorInstanceVersion.clear();
 
   std::vector<std::string> const fields = cmTokenize(is, ",");
-  std::vector<std::string>::const_iterator fi = fields.begin();
+  auto fi = fields.begin();
   if (fi == fields.end()) {
     return true;
   }

Source/cmIDEOptions.cxx

@@ -246,8 +246,7 @@ bool cmIDEOptions::HasFlag(std::string const& flag) const
 const char* cmIDEOptions::GetFlag(std::string const& flag) const
 {
   // This method works only for single-valued flags!
-  std::map<std::string, FlagValue>::const_iterator i =
-    this->FlagMap.find(flag);
+  auto i = this->FlagMap.find(flag);
   if (i != this->FlagMap.cend() && i->second.size() == 1) {
     return i->second[0].c_str();
   }

Source/cmLocalVisualStudio7Generator.cxx

@@ -179,8 +179,7 @@ void cmLocalVisualStudio7Generator::WriteStampFiles()
 
   // Sort the list of input files and remove duplicates.
   std::sort(listFiles.begin(), listFiles.end(), std::less<std::string>());
-  std::vector<std::string>::iterator new_end =
-    std::unique(listFiles.begin(), listFiles.end());
+  auto new_end = std::unique(listFiles.begin(), listFiles.end());
   listFiles.erase(new_end, listFiles.end());
 
   for (const std::string& lf : listFiles) {
@@ -253,8 +252,7 @@ cmSourceFile* cmLocalVisualStudio7Generator::CreateVCProjBuildRule()
 
   // Sort the list of input files and remove duplicates.
   std::sort(listFiles.begin(), listFiles.end(), std::less<std::string>());
-  std::vector<std::string>::iterator new_end =
-    std::unique(listFiles.begin(), listFiles.end());
+  auto new_end = std::unique(listFiles.begin(), listFiles.end());
   listFiles.erase(new_end, listFiles.end());
 
   std::string argS = cmStrCat("-S", this->GetSourceDirectory());
@@ -1633,8 +1631,7 @@ std::string cmLocalVisualStudio7Generator::ComputeLongestObjectDirectory(
 
   // Compute the maximum length configuration name.
   std::string config_max;
-  for (std::vector<std::string>::iterator i = configs.begin();
-       i != configs.end(); ++i) {
+  for (auto i = configs.begin(); i != configs.end(); ++i) {
     if (i->size() > config_max.size()) {
       config_max = *i;
     }
@@ -1690,8 +1687,7 @@ bool cmLocalVisualStudio7Generator::WriteGroup(
         target->GetType() == cmStateEnums::GLOBAL_TARGET ||
         target->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
       // Look up the source kind and configs.
-      std::map<cmSourceFile const*, size_t>::const_iterator map_it =
-        sources.Index.find(sf);
+      auto map_it = sources.Index.find(sf);
       // The map entry must exist because we populated it earlier.
       assert(map_it != sources.Index.end());
       cmGeneratorTarget::AllConfigSource const& acs =

Source/cmVisualStudioGeneratorOptions.cxx

@@ -115,8 +115,7 @@ bool cmVisualStudioGeneratorOptions::IsDebug() const
   if (this->CurrentTool != CSharpCompiler) {
     return this->FlagMap.find("DebugInformationFormat") != this->FlagMap.end();
   }
-  std::map<std::string, FlagValue>::const_iterator i =
-    this->FlagMap.find("DebugType");
+  auto i = this->FlagMap.find("DebugType");
   if (i != this->FlagMap.end()) {
     if (i->second.size() == 1) {
       return i->second[0] != "none";
@@ -267,8 +266,7 @@ void cmVisualStudioGeneratorOptions::ParseFinish()
   }
 
   if (this->CurrentTool == CudaCompiler) {
-    std::map<std::string, FlagValue>::iterator i =
-      this->FlagMap.find("CudaRuntime");
+    auto i = this->FlagMap.find("CudaRuntime");
     if (i != this->FlagMap.end() && i->second.size() == 1) {
       std::string& cudaRuntime = i->second[0];
       if (cudaRuntime == "static") {
@@ -285,7 +283,7 @@ void cmVisualStudioGeneratorOptions::ParseFinish()
 void cmVisualStudioGeneratorOptions::PrependInheritedString(
   std::string const& key)
 {
-  std::map<std::string, FlagValue>::iterator i = this->FlagMap.find(key);
+  auto i = this->FlagMap.find(key);
   if (i == this->FlagMap.end() || i->second.size() != 1) {
     return;
   }
@@ -295,7 +293,7 @@ void cmVisualStudioGeneratorOptions::PrependInheritedString(
 
 void cmVisualStudioGeneratorOptions::Reparse(std::string const& key)
 {
-  std::map<std::string, FlagValue>::iterator i = this->FlagMap.find(key);
+  auto i = this->FlagMap.find(key);
   if (i == this->FlagMap.end() || i->second.size() != 1) {
     return;
   }
@@ -339,7 +337,7 @@ cmIDEOptions::FlagValue cmVisualStudioGeneratorOptions::TakeFlag(
   std::string const& key)
 {
   FlagValue value;
-  std::map<std::string, FlagValue>::iterator i = this->FlagMap.find(key);
+  auto i = this->FlagMap.find(key);
   if (i != this->FlagMap.end()) {
     value = i->second;
     this->FlagMap.erase(i);
@@ -373,8 +371,7 @@ void cmVisualStudioGeneratorOptions::OutputPreprocessorDefinitions(
   if (this->Version != cmGlobalVisualStudioGenerator::VSVersion::VS9) {
     oss << "%(" << tag << ")";
   }
-  std::vector<std::string>::const_iterator de =
-    cmRemoveDuplicates(this->Defines);
+  auto de = cmRemoveDuplicates(this->Defines);
   for (std::string const& di : cmMakeRange(this->Defines.cbegin(), de)) {
     // Escape the definition for the compiler.
     std::string define;

Source/cmVisualStudioSlnData.cxx

@@ -23,7 +23,7 @@ std::string cmSlnProjectEntry::GetProjectConfiguration(
 const cm::optional<cmSlnProjectEntry> cmSlnData::GetProjectByGUID(
   const std::string& projectGUID) const
 {
-  ProjectStorage::const_iterator it(ProjectsByGUID.find(projectGUID));
+  auto it(ProjectsByGUID.find(projectGUID));
   if (it != ProjectsByGUID.end())
     return it->second;
   else
@@ -33,7 +33,7 @@ const cm::optional<cmSlnProjectEntry> cmSlnData::GetProjectByGUID(
 const cm::optional<cmSlnProjectEntry> cmSlnData::GetProjectByName(
   const std::string& projectName) const
 {
-  ProjectStringIndex::const_iterator it(ProjectNameIndex.find(projectName));
+  auto it(ProjectNameIndex.find(projectName));
   if (it != ProjectNameIndex.end())
     return it->second->second;
   else
@@ -42,8 +42,7 @@ const cm::optional<cmSlnProjectEntry> cmSlnData::GetProjectByName(
 
 std::vector<cmSlnProjectEntry> cmSlnData::GetProjects() const
 {
-  ProjectStringIndex::const_iterator it(this->ProjectNameIndex.begin()),
-    itEnd(this->ProjectNameIndex.end());
+  auto it(this->ProjectNameIndex.begin()), itEnd(this->ProjectNameIndex.end());
   std::vector<cmSlnProjectEntry> result;
   for (; it != itEnd; ++it)
     result.push_back(it->second->second);
@@ -54,7 +53,7 @@ cmSlnProjectEntry* cmSlnData::AddProject(
   const std::string& projectGUID, const std::string& projectName,
   const std::string& projectRelativePath)
 {
-  ProjectStorage::iterator it(ProjectsByGUID.find(projectGUID));
+  auto it(ProjectsByGUID.find(projectGUID));
   if (it != ProjectsByGUID.end())
     return nullptr;
   it = ProjectsByGUID

Source/cmVisualStudioWCEPlatformParser.cxx

@@ -44,8 +44,7 @@ std::string cmVisualStudioWCEPlatformParser::GetOSVersion() const
 
 const char* cmVisualStudioWCEPlatformParser::GetArchitectureFamily() const
 {
-  std::map<std::string, std::string>::const_iterator it =
-    this->Macros.find("ARCHFAM");
+  auto it = this->Macros.find("ARCHFAM");
   if (it != this->Macros.end()) {
     return it->second.c_str();
   }