Performance: Fix a few more unnecessary vector copies missed in af3fd6f

10 files changed, 39 insertions, 34 deletions

diff --git a/Source/cmGlobalGhsMultiGenerator.cxx b/Source/cmGlobalGhsMultiGenerator.cxx
index 42ab4d9..788a179 100644
--- a/Source/cmGlobalGhsMultiGenerator.cxx
+++ b/Source/cmGlobalGhsMultiGenerator.cxx
@@ -260,7 +260,7 @@ void cmGlobalGhsMultiGenerator::Generate()
     for (unsigned int i = 0; i < this->LocalGenerators.size(); ++i) {
       cmLocalGhsMultiGenerator* lg =
         static_cast<cmLocalGhsMultiGenerator*>(this->LocalGenerators[i]);
-      std::vector<cmGeneratorTarget*> tgts = lg->GetGeneratorTargets();
+      const std::vector<cmGeneratorTarget*>& tgts = lg->GetGeneratorTargets();
       this->UpdateBuildFiles(tgts);
     }
   }
@@ -436,9 +436,9 @@ std::string cmGlobalGhsMultiGenerator::GetFileNameFromPath(
 }
 
 void cmGlobalGhsMultiGenerator::UpdateBuildFiles(
-  std::vector<cmGeneratorTarget*> tgts)
+  const std::vector<cmGeneratorTarget*>& tgts)
 {
-  for (std::vector<cmGeneratorTarget*>::iterator tgtsI = tgts.begin();
+  for (std::vector<cmGeneratorTarget*>::const_iterator tgtsI = tgts.begin();
        tgtsI != tgts.end(); ++tgtsI) {
     const cmGeneratorTarget* tgt = *tgtsI;
     if (IsTgtForBuild(tgt)) {
diff --git a/Source/cmGlobalGhsMultiGenerator.h b/Source/cmGlobalGhsMultiGenerator.h
index 7b3eebb..05a3a3c 100644
--- a/Source/cmGlobalGhsMultiGenerator.h
+++ b/Source/cmGlobalGhsMultiGenerator.h
@@ -116,7 +116,7 @@ private:
     std::vector<cmsys::String>::const_iterator end,
     GhsMultiGpj::Types projType);
   static std::string GetFileNameFromPath(std::string const& path);
-  void UpdateBuildFiles(std::vector<cmGeneratorTarget*> tgts);
+  void UpdateBuildFiles(const std::vector<cmGeneratorTarget*>& tgts);
   bool IsTgtForBuild(const cmGeneratorTarget* tgt);
 
   std::vector<cmGeneratedFileStream*> TargetSubProjects;
diff --git a/Source/cmGlobalVisualStudio8Generator.cxx b/Source/cmGlobalVisualStudio8Generator.cxx
index 7a42b72..ed1ef1b 100644
--- a/Source/cmGlobalVisualStudio8Generator.cxx
+++ b/Source/cmGlobalVisualStudio8Generator.cxx
@@ -320,10 +320,10 @@ void cmGlobalVisualStudio8Generator::AddExtraIDETargets()
   cmGlobalVisualStudio7Generator::AddExtraIDETargets();
   if (this->AddCheckTarget()) {
     for (unsigned int i = 0; i < this->LocalGenerators.size(); ++i) {
-      std::vector<cmGeneratorTarget*> tgts =
+      const std::vector<cmGeneratorTarget*>& tgts =
         this->LocalGenerators[i]->GetGeneratorTargets();
       // All targets depend on the build-system check target.
-      for (std::vector<cmGeneratorTarget*>::iterator ti = tgts.begin();
+      for (std::vector<cmGeneratorTarget*>::const_iterator ti = tgts.begin();
            ti != tgts.end(); ++ti) {
         if ((*ti)->GetName() != CMAKE_CHECK_BUILD_SYSTEM_TARGET) {
           (*ti)->Target->AddUtility(CMAKE_CHECK_BUILD_SYSTEM_TARGET);
diff --git a/Source/cmGlobalVisualStudioGenerator.cxx b/Source/cmGlobalVisualStudioGenerator.cxx
index 87a22d1..f85e409 100644
--- a/Source/cmGlobalVisualStudioGenerator.cxx
+++ b/Source/cmGlobalVisualStudioGenerator.cxx
@@ -82,8 +82,10 @@ void cmGlobalVisualStudioGenerator::AddExtraIDETargets()
       // Now make all targets depend on the ALL_BUILD target
       for (std::vector<cmLocalGenerator*>::iterator i = gen.begin();
            i != gen.end(); ++i) {
-        std::vector<cmGeneratorTarget*> targets = (*i)->GetGeneratorTargets();
-        for (std::vector<cmGeneratorTarget*>::iterator t = targets.begin();
+        const std::vector<cmGeneratorTarget*>& targets =
+          (*i)->GetGeneratorTargets();
+        for (std::vector<cmGeneratorTarget*>::const_iterator t =
+               targets.begin();
              t != targets.end(); ++t) {
           cmGeneratorTarget* tgt = *t;
           if (tgt->GetType() == cmStateEnums::GLOBAL_TARGET ||
@@ -298,8 +300,10 @@ bool cmGlobalVisualStudioGenerator::ComputeTargetDepends()
     std::vector<cmLocalGenerator*>& gen = it->second;
     for (std::vector<cmLocalGenerator*>::iterator i = gen.begin();
          i != gen.end(); ++i) {
-      std::vector<cmGeneratorTarget*> targets = (*i)->GetGeneratorTargets();
-      for (std::vector<cmGeneratorTarget*>::iterator ti = targets.begin();
+      const std::vector<cmGeneratorTarget*>& targets =
+        (*i)->GetGeneratorTargets();
+      for (std::vector<cmGeneratorTarget*>::const_iterator ti =
+             targets.begin();
            ti != targets.end(); ++ti) {
         this->ComputeVSTargetDepends(*ti);
       }
diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index 071d49c..8f260ec 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -440,8 +440,8 @@ void cmGlobalXCodeGenerator::AddExtraTargets(
       continue;
     }
 
-    std::vector<cmGeneratorTarget*> tgts = lg->GetGeneratorTargets();
-    for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+    const std::vector<cmGeneratorTarget*>& tgts = lg->GetGeneratorTargets();
+    for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
          l != tgts.end(); l++) {
       cmGeneratorTarget* target = *l;
 
@@ -925,12 +925,12 @@ bool cmGlobalXCodeGenerator::CreateXCodeTargets(
   cmLocalGenerator* gen, std::vector<cmXCodeObject*>& targets)
 {
   this->SetCurrentLocalGenerator(gen);
-  std::vector<cmGeneratorTarget*> tgts =
+  const std::vector<cmGeneratorTarget*>& tgts =
     this->CurrentLocalGenerator->GetGeneratorTargets();
   typedef std::map<std::string, cmGeneratorTarget*, cmCompareTargets>
     cmSortedTargets;
   cmSortedTargets sortedTargets;
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); l++) {
     sortedTargets[(*l)->GetName()] = *l;
   }
@@ -1210,7 +1210,7 @@ bool cmGlobalXCodeGenerator::CreateXCodeTargets(
 void cmGlobalXCodeGenerator::ForceLinkerLanguages()
 {
   for (unsigned int i = 0; i < this->LocalGenerators.size(); ++i) {
-    std::vector<cmGeneratorTarget*> tgts =
+    const std::vector<cmGeneratorTarget*>& tgts =
       this->LocalGenerators[i]->GetGeneratorTargets();
     // All targets depend on the build-system check target.
     for (std::vector<cmGeneratorTarget*>::const_iterator ti = tgts.begin();
@@ -2706,8 +2706,8 @@ bool cmGlobalXCodeGenerator::CreateGroups(
        i != generators.end(); ++i) {
     cmMakefile* mf = (*i)->GetMakefile();
     std::vector<cmSourceGroup> sourceGroups = mf->GetSourceGroups();
-    std::vector<cmGeneratorTarget*> tgts = (*i)->GetGeneratorTargets();
-    for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+    const std::vector<cmGeneratorTarget*>& tgts = (*i)->GetGeneratorTargets();
+    for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
          l != tgts.end(); l++) {
       cmGeneratorTarget* gtgt = *l;
 
diff --git a/Source/cmLocalGhsMultiGenerator.cxx b/Source/cmLocalGhsMultiGenerator.cxx
index 5f37af5..ab6774e 100644
--- a/Source/cmLocalGhsMultiGenerator.cxx
+++ b/Source/cmLocalGhsMultiGenerator.cxx
@@ -20,9 +20,9 @@ cmLocalGhsMultiGenerator::~cmLocalGhsMultiGenerator()
 
 void cmLocalGhsMultiGenerator::Generate()
 {
-  std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
+  const std::vector<cmGeneratorTarget*>& tgts = this->GetGeneratorTargets();
 
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); ++l) {
     if ((*l)->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
       continue;
diff --git a/Source/cmLocalVisualStudio10Generator.cxx b/Source/cmLocalVisualStudio10Generator.cxx
index 85d4a73..db1776a 100644
--- a/Source/cmLocalVisualStudio10Generator.cxx
+++ b/Source/cmLocalVisualStudio10Generator.cxx
@@ -60,8 +60,8 @@ cmLocalVisualStudio10Generator::~cmLocalVisualStudio10Generator()
 void cmLocalVisualStudio10Generator::Generate()
 {
 
-  std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  const std::vector<cmGeneratorTarget*>& tgts = this->GetGeneratorTargets();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); ++l) {
     if ((*l)->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
       continue;
diff --git a/Source/cmLocalVisualStudio7Generator.cxx b/Source/cmLocalVisualStudio7Generator.cxx
index dd08e5b..857ce46 100644
--- a/Source/cmLocalVisualStudio7Generator.cxx
+++ b/Source/cmLocalVisualStudio7Generator.cxx
@@ -62,8 +62,8 @@ cmLocalVisualStudio7Generator::~cmLocalVisualStudio7Generator()
 void cmLocalVisualStudio7Generator::AddHelperCommands()
 {
   // Now create GUIDs for targets
-  std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  const std::vector<cmGeneratorTarget*>& tgts = this->GetGeneratorTargets();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); ++l) {
     if ((*l)->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
       continue;
@@ -91,8 +91,9 @@ void cmLocalVisualStudio7Generator::AddCMakeListsRules()
     // specification source changes.
     if (cmSourceFile* sf = this->CreateVCProjBuildRule()) {
       // Add the rule to targets that need it.
-      std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
-      for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+      const std::vector<cmGeneratorTarget*>& tgts =
+        this->GetGeneratorTargets();
+      for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
            l != tgts.end(); ++l) {
         if ((*l)->GetType() == cmStateEnums::GLOBAL_TARGET) {
           continue;
@@ -110,8 +111,8 @@ void cmLocalVisualStudio7Generator::FixGlobalTargets()
   // Visual Studio .NET 2003 Service Pack 1 will not run post-build
   // commands for targets in which no sources are built.  Add dummy
   // rules to force these targets to build.
-  std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  const std::vector<cmGeneratorTarget*>& tgts = this->GetGeneratorTargets();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); l++) {
     if ((*l)->GetType() == cmStateEnums::GLOBAL_TARGET) {
       std::vector<std::string> no_depends;
@@ -150,10 +151,10 @@ void cmLocalVisualStudio7Generator::WriteProjectFiles()
   }
 
   // Get the set of targets in this directory.
-  std::vector<cmGeneratorTarget*> tgts = this->GetGeneratorTargets();
+  const std::vector<cmGeneratorTarget*>& tgts = this->GetGeneratorTargets();
 
   // Create the project file for each target.
-  for (std::vector<cmGeneratorTarget*>::iterator l = tgts.begin();
+  for (std::vector<cmGeneratorTarget*>::const_iterator l = tgts.begin();
        l != tgts.end(); l++) {
     if ((*l)->GetType() == cmStateEnums::INTERFACE_LIBRARY) {
       continue;
diff --git a/Source/cmLocalXCodeGenerator.cxx b/Source/cmLocalXCodeGenerator.cxx
index 739ef43..355c394 100644
--- a/Source/cmLocalXCodeGenerator.cxx
+++ b/Source/cmLocalXCodeGenerator.cxx
@@ -42,8 +42,8 @@ void cmLocalXCodeGenerator::Generate()
 {
   cmLocalGenerator::Generate();
 
-  std::vector<cmGeneratorTarget*> targets = this->GetGeneratorTargets();
-  for (std::vector<cmGeneratorTarget*>::iterator iter = targets.begin();
+  const std::vector<cmGeneratorTarget*>& targets = this->GetGeneratorTargets();
+  for (std::vector<cmGeneratorTarget*>::const_iterator iter = targets.begin();
        iter != targets.end(); ++iter) {
     (*iter)->HasMacOSXRpathInstallNameDir("");
   }
@@ -53,8 +53,8 @@ void cmLocalXCodeGenerator::GenerateInstallRules()
 {
   cmLocalGenerator::GenerateInstallRules();
 
-  std::vector<cmGeneratorTarget*> targets = this->GetGeneratorTargets();
-  for (std::vector<cmGeneratorTarget*>::iterator iter = targets.begin();
+  const std::vector<cmGeneratorTarget*>& targets = this->GetGeneratorTargets();
+  for (std::vector<cmGeneratorTarget*>::const_iterator iter = targets.begin();
        iter != targets.end(); ++iter) {
     (*iter)->HasMacOSXRpathInstallNameDir("");
   }
diff --git a/Source/cmServerProtocol.cxx b/Source/cmServerProtocol.cxx
index baaf11a..2063c82 100644
--- a/Source/cmServerProtocol.cxx
+++ b/Source/cmServerProtocol.cxx
@@ -903,7 +903,7 @@ static Json::Value DumpTargetsList(
 
   std::vector<cmGeneratorTarget*> targetList;
   for (const auto& lgIt : generators) {
-    auto list = lgIt->GetGeneratorTargets();
+    const auto& list = lgIt->GetGeneratorTargets();
     targetList.insert(targetList.end(), list.begin(), list.end());
   }
   std::sort(targetList.begin(), targetList.end());