1 files changed, 76 insertions, 0 deletions
diff --git a/media-gfx/openscad/files/openscad-2019.05-0003-change-C-standard-to-c-14.patch b/media-gfx/openscad/files/openscad-2019.05-0003-change-C-standard-to-c-14.patch
new file mode 100644
index 000000000000..3863d5631b9a
--- /dev/null
+++ b/media-gfx/openscad/files/openscad-2019.05-0003-change-C-standard-to-c-14.patch
@@ -0,0 +1,76 @@
+From 02f9a4eca87d7713a8345b8513423d9d4a5127e0 Mon Sep 17 00:00:00 2001
+From: Bernd Waibel <waebbl@gmail.com>
+Date: Fri, 27 Nov 2020 18:49:09 +0100
+Subject: [PATCH] change C++ standard to c++14
+
+Signed-off-by: Bernd Waibel <waebbl@gmail.com>
+---
+ c++11.pri => c++std.pri | 21 ++++++++-------------
+ common.pri              |  2 +-
+ 2 files changed, 9 insertions(+), 14 deletions(-)
+ rename c++11.pri => c++std.pri (74%)
+
+diff --git a/c++11.pri b/c++std.pri
+similarity index 74%
+rename from c++11.pri
+rename to c++std.pri
+index 0a2c3b6..aac656d 100644
+--- a/c++11.pri
++++ b/c++std.pri
+@@ -4,16 +4,16 @@ macx {
+   dirs = $${BOOSTDIR} $${QMAKE_LIBDIR}
+   for(dir, dirs) {
+     system(otool -L $${dir}/libboost_thread*  | grep libc++ >& /dev/null ) {
+-      message("Using libc++11")
++      message("Using libc++")
+       CONFIG += libc++
+     }
+     else {
+       message("Using libstdc++")
+       CONFIG += libstdc++
+-      c++11 {
+-        # libc++ is a requirement for using C++11 
+-        warning("Disabling C++11 since libstdc++ dependencies were found")
+-        CONFIG -= c++11
++      c++std {
++        # libc++ is a requirement for using C++14 
++        warning("Disabling C++14 since libstdc++ dependencies were found")
++        CONFIG -= c++std
+       }
+     }
+   }
+@@ -25,9 +25,9 @@ macx {
+   }
+ }
+ 
+-c++11 {
+-  QMAKE_CXXFLAGS += -std=c++11
+-  message("Using C++11")
++c++std {
++  QMAKE_CXXFLAGS += -std=c++14
++  message("Using C++14")
+ 
+   *clang*: {
+       # 3rd party libraries will probably violate this for a long time
+@@ -41,8 +41,3 @@ c++11 {
+     QMAKE_OBJECTIVE_CFLAGS_WARN_ON += $$CXX11_SUPPRESS_WARNINGS
+   }
+ }
+-else {
+-  *clang* {
+-    QMAKE_CXXFLAGS_WARN_ON += -Wno-c++11-extensions
+-  }
+-}
+diff --git a/common.pri b/common.pri
+index 1110757..d1d5edc 100644
+--- a/common.pri
++++ b/common.pri
+@@ -30,4 +30,4 @@ include(win.pri)
+ include(flex.pri)
+ include(bison.pri)
+ include(opengl.pri)
+-include(c++11.pri)
++include(c++std.pri)
+-- 
+2.29.2
+