Projucer: Add C++17 flag to exporters that support it

extras/Projucer/Source/Project/jucer_Project.cpp

@@ -738,8 +738,8 @@ void Project::createPropertyEditors (PropertyListBuilder& props)
                                           "The namespace containing the binary assests.");
 
     props.add (new ChoicePropertyComponent (cppStandardValue, "C++ Language Standard",
-                                            { "C++11", "C++14", "Use Latest" },
-                                            { "11",    "14",    "latest" }),
+                                            { "C++11", "C++14", "C++17", "Use Latest" },
+                                            { "11",    "14",    "17",    "latest" }),
                "The standard of the C++ language that will be used for compilation.");
 
     props.add (new TextPropertyComponent (preprocessorDefsValue, "Preprocessor Definitions", 32768, true),

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_Android.h

@@ -1441,7 +1441,7 @@ private:
 
         auto cppStandard = project.getCppStandardString();
 
-        if (cppStandard == "latest")
+        if (cppStandard == "latest" || cppStandard == "17") // C++17 flag isn't supported yet so use 1z for now
             cppStandard = "1z";
 
         cppStandard = "-std=" + String (shouldUseGNUExtensions() ? "gnu++" : "c++") + cppStandard;

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_CLion.h

@@ -455,7 +455,7 @@ private:
                 auto cxxStandard = project.getCppStandardString();
 
                 if (cxxStandard == "latest")
-                    cxxStandard = "1z";
+                    cxxStandard = "17";
 
                 out << "    CXX_STANDARD " << cxxStandard << newLine;
 
@@ -584,7 +584,7 @@ private:
                 auto cxxStandard = project.getCppStandardString();
 
                 if (cxxStandard == "latest")
-                    cxxStandard = "1z";
+                    cxxStandard = "17";
 
                 out << "    CXX_STANDARD " << cxxStandard << newLine;
 
@@ -980,7 +980,7 @@ private:
                 auto cxxStandard = project.getCppStandardString();
 
                 if (cxxStandard == "latest")
-                    cxxStandard = "1z";
+                    cxxStandard = "17";
 
                 out << "    CXX_STANDARD " << cxxStandard << newLine;
 

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_CodeBlocks.h

@@ -426,7 +426,7 @@ private:
             auto cppStandard = config.project.getCppStandardString();
 
             if (cppStandard == "latest")
-                cppStandard = "1z";
+                cppStandard = "17";
 
             cppStandard = "-std=" + String (shouldUseGNUExtensions() ? "gnu++" : "c++") + cppStandard;
 

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_MSVC.h

@@ -566,8 +566,10 @@ public:
 
                     auto cppStandard = owner.project.getCppStandardString();
 
-                    if (cppStandard == "11") // unfortunaly VS doesn't support the C++11 flag so we have to bump it to C++14
+                    if (cppStandard == "11") // VS doesn't support the C++11 flag so we have to bump it to C++14
                         cppStandard = "14";
+                    else if (cppStandard == "17") // nor does it support the C++17 flag, so we'll just use latest for now until it's added
+                        cppStandard = "latest";
 
                     cl->createNewChildElement ("LanguageStandard")->addTextElement ("stdcpp" + cppStandard);
                 }

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_Make.h

@@ -535,7 +535,7 @@ private:
         auto cppStandard = project.getCppStandardString();
 
         if (cppStandard == "latest")
-            cppStandard = "1z";
+            cppStandard = "17";
 
         cppStandard = "-std=" + String (shouldUseGNUExtensions() ? "gnu++" : "c++") + cppStandard;
 

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_Xcode.h

@@ -1119,7 +1119,7 @@ public:
                 auto cppStandard = owner.project.getCppStandardString();
 
                 if (cppStandard == "latest")
-                    cppStandard = "1z";
+                    cppStandard = "17";
 
                 s.set ("CLANG_CXX_LANGUAGE_STANDARD", (String (owner.shouldUseGNUExtensions() ? "gnu++"
                                                                                               : "c++") + cppStandard).quoted());