5 files changed, 20 insertions, 4 deletions

diff --git a/Source/cmExportFileGenerator.cxx b/Source/cmExportFileGenerator.cxx
index c69d484486..2c54077dc8 100644
--- a/Source/cmExportFileGenerator.cxx
+++ b/Source/cmExportFileGenerator.cxx
@@ -378,7 +378,8 @@ void cmExportFileGenerator::PopulateIncludeDirectoriesInterface(
   cmGeneratorExpression ge;
 
   std::string dirs = cmGeneratorExpression::Preprocess(
-    tei->InterfaceIncludeDirectories, preprocessRule, true);
+    cmJoin(target->Target->GetInstallIncludeDirectoriesEntries(), ";"),
+    preprocessRule, true);
   this->ReplaceInstallPrefix(dirs);
   std::unique_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(dirs);
   std::string exportDirs =
diff --git a/Source/cmInstallCommand.cxx b/Source/cmInstallCommand.cxx
index 79109b5082..687741b3da 100644
--- a/Source/cmInstallCommand.cxx
+++ b/Source/cmInstallCommand.cxx
@@ -36,6 +36,7 @@
 #include "cmMessageType.h"
 #include "cmPolicies.h"
 #include "cmProperty.h"
+#include "cmRange.h"
 #include "cmRuntimeDependencyArchive.h"
 #include "cmStateTypes.h"
 #include "cmStringAlgorithms.h"
@@ -681,8 +682,8 @@ bool HandleTargetsMode(std::vector<std::string> const& args,
         te->LibraryGenerator = libraryGenerator.get();
         te->RuntimeGenerator = runtimeGenerator.get();
         te->ObjectsGenerator = objectGenerator.get();
-        te->InterfaceIncludeDirectories =
-          cmJoin(includesArgs.GetIncludeDirs(), ";");
+        target.AddInstallIncludeDirectories(
+          cmMakeRange(includesArgs.GetIncludeDirs()));
         te->NamelinkOnly = namelinkOnly;
         helper.Makefile->GetGlobalGenerator()
           ->GetExportSets()[exports]
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 7622700515..70e11a2d01 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -189,6 +189,7 @@ public:
   std::map<std::string, BTs<std::string>> LanguageStandardProperties;
   std::vector<std::string> IncludeDirectoriesEntries;
   std::vector<cmListFileBacktrace> IncludeDirectoriesBacktraces;
+  std::vector<std::string> InstallIncludeDirectoriesEntries;
   std::vector<std::string> CompileOptionsEntries;
   std::vector<cmListFileBacktrace> CompileOptionsBacktraces;
   std::vector<std::string> CompileFeaturesEntries;
@@ -1075,6 +1076,17 @@ std::set<std::string> const& cmTarget::GetSystemIncludeDirectories() const
   return this->impl->SystemIncludeDirectories;
 }
 
+void cmTarget::AddInstallIncludeDirectories(cmStringRange const& incs)
+{
+  std::copy(incs.begin(), incs.end(),
+            std::back_inserter(this->impl->InstallIncludeDirectoriesEntries));
+}
+
+cmStringRange cmTarget::GetInstallIncludeDirectoriesEntries() const
+{
+  return cmMakeRange(this->impl->InstallIncludeDirectoriesEntries);
+}
+
 cmStringRange cmTarget::GetIncludeDirectoriesEntries() const
 {
   return cmMakeRange(this->impl->IncludeDirectoriesEntries);
diff --git a/Source/cmTarget.h b/Source/cmTarget.h
index 30d9f5d067..29130c7bf3 100644
--- a/Source/cmTarget.h
+++ b/Source/cmTarget.h
@@ -237,6 +237,9 @@ public:
   void AddSystemIncludeDirectories(std::set<std::string> const& incs);
   std::set<std::string> const& GetSystemIncludeDirectories() const;
 
+  void AddInstallIncludeDirectories(cmStringRange const& incs);
+  cmStringRange GetInstallIncludeDirectoriesEntries() const;
+
   BTs<std::string> const* GetLanguageStandardProperty(
     const std::string& propertyName) const;
 
diff --git a/Source/cmTargetExport.h b/Source/cmTargetExport.h
index 1e38d84923..19fc9319ae 100644
--- a/Source/cmTargetExport.h
+++ b/Source/cmTargetExport.h
@@ -29,7 +29,6 @@ public:
   cmInstallTargetGenerator* FrameworkGenerator;
   cmInstallTargetGenerator* BundleGenerator;
   cmInstallFilesGenerator* HeaderGenerator;
-  std::string InterfaceIncludeDirectories;
   ///@}
 
   bool NamelinkOnly = false;