Fixed compatibility with GCC 4.8

README.md

@@ -1,38 +1,38 @@
 ![alt text](https://d30pueezughrda.cloudfront.net/juce/JUCE_banner.png "JUCE")
 
-JUCE is an open-source cross-platform C++ application framework used for rapidly 
+JUCE is an open-source cross-platform C++ application framework used for rapidly
-developing high quality desktop and mobile applications, including VST, AU (and AUv3), 
+developing high quality desktop and mobile applications, including VST, AU (and AUv3),
-RTAS and AAX audio plug-ins. JUCE can be easily integrated with existing projects or can 
+RTAS and AAX audio plug-ins. JUCE can be easily integrated with existing projects or can
-be used as a project generation tool via the [Projucer](https://juce.com/discover/projucer), 
+be used as a project generation tool via the [Projucer](https://juce.com/discover/projucer),
-which supports exporting projects for Xcode (macOS and iOS), Visual Studio, Android Studio, 
+which supports exporting projects for Xcode (macOS and iOS), Visual Studio, Android Studio,
-Code::Blocks, CLion and Linux Makefiles as well as containing a source code editor and 
+Code::Blocks, CLion and Linux Makefiles as well as containing a source code editor and
-live-coding engine which can be used for rapid prototyping. 
+live-coding engine which can be used for rapid prototyping.
 
 ## Getting Started
-The JUCE repository contains a [master](https://github.com/weareroli/JUCE/tree/master) 
+The JUCE repository contains a [master](https://github.com/weareroli/JUCE/tree/master)
-and [develop](https://github.com/weareroli/JUCE/tree/develop) branch. The develop branch 
+and [develop](https://github.com/weareroli/JUCE/tree/develop) branch. The develop branch
-contains the latest bugfixes and features and is periodically merged into the master 
+contains the latest bugfixes and features and is periodically merged into the master
-branch in stable [tagged releases](https://github.com/WeAreROLI/JUCE/releases) 
+branch in stable [tagged releases](https://github.com/WeAreROLI/JUCE/releases)
-(the latest release containing pre-built binaries can be also downloaded from the 
+(the latest release containing pre-built binaries can be also downloaded from the
 [JUCE website](https://shop.juce.com/get-juce)).
 
 The repository doesn't contain a pre-built Projucer so you will need to build it
-for your platform - Xcode, Visual Studio and Linux Makefile projects are located in 
+for your platform - Xcode, Visual Studio and Linux Makefile projects are located in
-[extras/Projucer/Builds](/extras/Projucer/Builds) 
+[extras/Projucer/Builds](/extras/Projucer/Builds)
-(the minumum system requirements are listed in the __System Requirements__ section below). 
+(the minumum system requirements are listed in the __System Requirements__ section below).
-The Projucer can then be used to create new JUCE projects, view tutorials and run examples. 
+The Projucer can then be used to create new JUCE projects, view tutorials and run examples.
-It is also possible to include the JUCE modules source code in an existing project directly, 
+It is also possible to include the JUCE modules source code in an existing project directly,
 or build them into a static or dynamic library which can be linked into a project.
 
-For further help getting started, please refer to the JUCE 
+For further help getting started, please refer to the JUCE
-[documentation](https://juce.com/learn/documentation) and 
+[documentation](https://juce.com/learn/documentation) and
 [tutorials](https://juce.com/learn/tutorials).
 
 ## System Requirements
 #### Building JUCE Projects
 - __macOS__: macOS 10.11 and Xcode 7.3.1
 - __Windows__: Windows 8.1 and Visual Studio 2013 64-bit
-- __Linux__: GCC 5.0
+- __Linux__: GCC 4.8
 
 #### Minimum Deployment Targets
 - __macOS__: macOS 10.7
@@ -40,18 +40,18 @@ For further help getting started, please refer to the JUCE
 - __Linux__: Mainstream Linux distributions
 
 ## Contributing
-For bug reports and features requests, please visit the [JUCE Forum](https://forum.juce.com/) - 
+For bug reports and features requests, please visit the [JUCE Forum](https://forum.juce.com/) -
 the JUCE developers are active there and will read every post and respond accordingly. When
-submitting a bug report, please ensure that it follows the 
+submitting a bug report, please ensure that it follows the
-[issue template](/.github/ISSUE_TEMPLATE.txt). 
+[issue template](/.github/ISSUE_TEMPLATE.txt).
-We don't accept third party GitHub pull requests directly due to copyright restrictions 
+We don't accept third party GitHub pull requests directly due to copyright restrictions
 but if you would like to contribute any changes please contact us.
 
 ## License
-The core JUCE modules (juce_audio_basics, juce_audio_devices, juce_blocks_basics, juce_core 
+The core JUCE modules (juce_audio_basics, juce_audio_devices, juce_blocks_basics, juce_core
-and juce_events) are permissively licensed under the terms of the 
+and juce_events) are permissively licensed under the terms of the
-[ISC license](http://www.isc.org/downloads/software-support-policy/isc-license/). 
+[ISC license](http://www.isc.org/downloads/software-support-policy/isc-license/).
-Other modules are covered by a 
+Other modules are covered by a
 [GPL/Commercial license](https://www.gnu.org/licenses/gpl-3.0.en.html).
 
 There are multiple commercial licensing tiers for JUCE 5, with different terms for each:
@@ -60,4 +60,4 @@ There are multiple commercial licensing tiers for JUCE 5, with different terms f
 - JUCE Pro (no revenue limit) - $65/month
 - JUCE Eductational (no revenue limit) - free for bona fide educational institutes
 
-For full terms see [LICENSE.md](LICENSE.md).
+For full terms see [LICENSE.md](LICENSE.md).

extras/Projucer/Source/ProjectSaving/jucer_XcodeProjectParser.h

@@ -46,10 +46,12 @@ public:
         auto content = pbxprojs[0].loadFileAsString().toStdString();
 
         std::regex comments ("/\\*.*?\\*/");
-        content = (std::regex_replace (content, comments, ""));
+        std::string empty ("");
+        content = (std::regex_replace (content, comments, empty));
 
         std::regex whitespace ("\\s+");
-        content = (std::regex_replace (content, whitespace, " "));
+        std::string space (" ");
+        content = (std::regex_replace (content, whitespace, space));
 
         auto objects = std::make_unique<HashMap<std::string, std::string>>();
         std::smatch objectsStartMatch;

modules/juce_core/containers/juce_ArrayBase.cpp

@@ -104,6 +104,13 @@ class ArrayBaseTests  : public UnitTest
     using CopyableType    = ArrayBaseTestsHelpers::TriviallyCopyableType;
     using NoncopyableType = ArrayBaseTestsHelpers::NonTriviallyCopyableType;
 
+   #if ! (defined(__GNUC__) && __GNUC__ < 5 && ! defined(__clang__))
+    static_assert (std::is_trivially_copyable<CopyableType>::value,
+                   "Test TriviallyCopyableType is not trivially copyable");
+    static_assert (! std::is_trivially_copyable<NoncopyableType>::value,
+                   "Test NonTriviallyCopyableType is trivially copyable");
+   #endif
+
 public:
     ArrayBaseTests()
         : UnitTest ("ArrayBase", "Containers")
@@ -111,11 +118,6 @@ public:
 
     void runTest() override
     {
-        static_assert (std::is_trivially_copyable<CopyableType>::value,
-                       "Test TriviallyCopyableType is not trivially copyable");
-        static_assert (! std::is_trivially_copyable<NoncopyableType>::value,
-                       "Test NonTriviallyCopyableType is trivially copyable");
-
         beginTest ("grow capacity");
         {
             std::vector<CopyableType> referenceContainer;

modules/juce_core/containers/juce_ArrayBase.h

@@ -372,10 +372,17 @@ public:
 private:
     //==============================================================================
     template <typename T>
-    using TriviallyCopyableVoid = typename std::enable_if<std::is_trivially_copyable<T>::value, void>::type;
+   #if defined(__GNUC__) && __GNUC__ < 5 && ! defined(__clang__)
+    using IsTriviallyCopyable = std::is_scalar<T>;
+   #else
+    using IsTriviallyCopyable = std::is_trivially_copyable<T>;
+   #endif
 
     template <typename T>
-    using NonTriviallyCopyableVoid = typename std::enable_if<! std::is_trivially_copyable<T>::value, void>::type;
+    using TriviallyCopyableVoid = typename std::enable_if<IsTriviallyCopyable<T>::value, void>::type;
+
+    template <typename T>
+    using NonTriviallyCopyableVoid = typename std::enable_if<! IsTriviallyCopyable<T>::value, void>::type;
 
     //==============================================================================
     template <typename T = ElementType>

modules/juce_core/time/juce_Time.cpp

@@ -181,10 +181,7 @@ namespace TimeHelpers
 }
 
 //==============================================================================
-Time::Time (int64 ms) noexcept  : millisSinceEpoch (ms)
+Time::Time (int64 ms) noexcept  : millisSinceEpoch (ms) {}
-{
-    static_assert (std::is_trivially_copyable<Time>::value, "Time is not trivially copyable");
-}
 
 Time::Time (int year, int month, int day,
             int hours, int minutes, int seconds, int milliseconds,

modules/juce_gui_basics/components/juce_Component.cpp

@@ -65,9 +65,42 @@ public:
         }
     }
 
-    template <typename ...Params>
+    // g++ 4.8 cannot deduce the parameter pack inside the function pointer when it has more than one element
+   #if defined(__GNUC__) && __GNUC__ < 5 && ! defined(__clang__)
+    template <typename... Params>
     static void sendMouseEvent (Component& comp, Component::BailOutChecker& checker,
-                                void (MouseListener::*eventMethod) (Params...), Params... params)
+                                void (MouseListener::*eventMethod) (const MouseEvent&),
+                                Params... params)
+    {
+        sendMouseEvent <decltype (eventMethod), Params...> (comp, checker, eventMethod, params...);
+    }
+
+    template <typename... Params>
+    static void sendMouseEvent (Component& comp, Component::BailOutChecker& checker,
+                                void (MouseListener::*eventMethod) (const MouseEvent&, const MouseWheelDetails&),
+                                Params... params)
+    {
+        sendMouseEvent <decltype (eventMethod), Params...> (comp, checker, eventMethod, params...);
+    }
+
+    template <typename... Params>
+    static void sendMouseEvent (Component& comp, Component::BailOutChecker& checker,
+                                void (MouseListener::*eventMethod) (const MouseEvent&, float),
+                                Params... params)
+    {
+        sendMouseEvent <decltype (eventMethod), Params...> (comp, checker, eventMethod, params...);
+    }
+
+    template <typename EventMethod, typename... Params>
+    static void sendMouseEvent (Component& comp, Component::BailOutChecker& checker,
+                                EventMethod eventMethod,
+                                Params... params)
+   #else
+    template <typename... Params>
+    static void sendMouseEvent (Component& comp, Component::BailOutChecker& checker,
+                                void (MouseListener::*eventMethod) (Params...),
+                                Params... params)
+   #endif
     {
         if (checker.shouldBailOut())
             return;