diff --git a/devel/qt5/static-cmake-fixes/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in b/devel/qt5/static-cmake-fixes/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in
index f8aaaecf..d6a235bd 100644
--- a/devel/qt5/static-cmake-fixes/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in
+++ b/devel/qt5/static-cmake-fixes/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in
@@ -6,7 +6,7 @@ if(NOT TARGET Qt5::$$CMAKE_PLUGIN_NAME)
 !!IF !isEmpty(CMAKE_RELEASE_TYPE)
 !!IF !isEmpty(CMAKE_STATIC_TYPE)
     _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-    !!ELSE
+!!ELSE
     _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 !!ENDIF
 !!ENDIF
diff --git a/devel/qt5/static-cmake-fixes/qt5-allow-usage-of-static-qt-with-cmake.patch b/devel/qt5/static-cmake-fixes/qt5-allow-usage-of-static-qt-with-cmake.patch
index 69e2acdd..dd816116 100644
--- a/devel/qt5/static-cmake-fixes/qt5-allow-usage-of-static-qt-with-cmake.patch
+++ b/devel/qt5/static-cmake-fixes/qt5-allow-usage-of-static-qt-with-cmake.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.515151700 +0200
++++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.074766100 +0200
 @@ -59,19 +59,30 @@
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -291,8 +291,8 @@
  
  !!IF !isEmpty(CMAKE_MODULE_EXTRAS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigExtras.cmake\")
---- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-14 18:39:18.286693791 +0200
+--- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.075761600 +0200
++++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-17 16:00:01.818295000 +0200
 @@ -1,11 +1,22 @@
 -
 -add_library(Qt5::$$CMAKE_PLUGIN_NAME MODULE IMPORTED)
@@ -305,7 +305,7 @@
 -_populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!IF !isEmpty(CMAKE_STATIC_TYPE)
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-+    !!ELSE
++!!ELSE
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!ENDIF
  !!ENDIF
@@ -321,8 +321,8 @@
 -list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +    list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +endif()
---- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.513342200 +0200
++++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.073546600 +0200
 @@ -135,17 +135,19 @@
      CMAKE_PLUGIN_NAME = $$PLUGIN_CLASS_NAME
  
diff --git a/devel/qt5/static-cmake-fixes/qt5-customize-extensions-for-static-build.patch b/devel/qt5/static-cmake-fixes/qt5-customize-extensions-for-static-build.patch
index 433dc480..50574ba4 100644
--- a/devel/qt5/static-cmake-fixes/qt5-customize-extensions-for-static-build.patch
+++ b/devel/qt5/static-cmake-fixes/qt5-customize-extensions-for-static-build.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/spec_pre.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/spec_pre.prf	2016-08-14 20:44:32.000000000 +0200
+--- mkspecs/features/spec_pre.prf.orig	2016-08-14 20:44:32.515796400 +0200
++++ mkspecs/features/spec_pre.prf	2016-08-14 20:44:32.515434700 +0200
 @@ -14,9 +14,9 @@
  QMAKE_EXT_H_MOC         = .cpp
  QMAKE_EXT_JS            = .js
diff --git a/devel/qt5/static-cmake-fixes/qt5-enforce-static-linkage-of-3rdparty-libs.patch b/devel/qt5/static-cmake-fixes/qt5-enforce-static-linkage-of-3rdparty-libs.patch
index c03eda04..94d04587 100644
--- a/devel/qt5/static-cmake-fixes/qt5-enforce-static-linkage-of-3rdparty-libs.patch
+++ b/devel/qt5/static-cmake-fixes/qt5-enforce-static-linkage-of-3rdparty-libs.patch
@@ -1,5 +1,5 @@
---- src/3rdparty/harfbuzz_dependency.pri.orig	2016-08-14 20:44:32.000000000 +0200
-+++ src/3rdparty/harfbuzz_dependency.pri	2016-08-14 20:44:32.000000000 +0200
+--- src/3rdparty/harfbuzz_dependency.pri.orig	2016-08-14 20:44:32.519965300 +0200
++++ src/3rdparty/harfbuzz_dependency.pri	2016-08-14 20:44:32.519700600 +0200
 @@ -2,5 +2,6 @@
      INCLUDEPATH += $$PWD/harfbuzz-ng/include
      LIBS_PRIVATE += -L$$QT_BUILD_TREE/lib -lqtharfbuzzng$$qtPlatformTargetSuffix()
@@ -8,8 +8,8 @@
 +    CONFIG += link_pkgconfig
 +    PKGCONFIG += harfbuzz
  }
---- src/3rdparty/pcre_dependency.pri.orig	2016-08-14 20:44:32.000000000 +0200
-+++ src/3rdparty/pcre_dependency.pri	2016-08-14 20:44:32.000000000 +0200
+--- src/3rdparty/pcre_dependency.pri.orig	2016-08-14 20:44:32.521037500 +0200
++++ src/3rdparty/pcre_dependency.pri	2016-08-14 20:44:32.520762700 +0200
 @@ -3,5 +3,6 @@
      INCLUDEPATH += $$PWD/pcre
      LIBS_PRIVATE += -L$$QT_BUILD_TREE/lib -lqtpcre$$qtPlatformTargetSuffix()
@@ -18,8 +18,8 @@
 +    contains(QT_CONFIG, static): LIBS_PRIVATE += -Bstatic -lpcre16 -Wl,-Bdynamic
 +    else: LIBS_PRIVATE += -lpcre16
  }
---- src/3rdparty/zlib_dependency.pri.orig	2016-08-14 20:44:32.000000000 +0200
-+++ src/3rdparty/zlib_dependency.pri	2016-08-14 20:44:32.000000000 +0200
+--- src/3rdparty/zlib_dependency.pri.orig	2016-08-14 20:44:32.522086000 +0200
++++ src/3rdparty/zlib_dependency.pri	2016-08-14 20:44:32.521824500 +0200
 @@ -1,7 +1,9 @@
  # zlib dependency satisfied by bundled 3rd party zlib or system zlib
  contains(QT_CONFIG, system-zlib) {
diff --git a/devel/qt5/static-cmake-fixes/qt5-use-pkgconfig-for-harfbuzz.patch b/devel/qt5/static-cmake-fixes/qt5-use-pkgconfig-for-harfbuzz.patch
index 803e4136..eb1267e7 100644
--- a/devel/qt5/static-cmake-fixes/qt5-use-pkgconfig-for-harfbuzz.patch
+++ b/devel/qt5/static-cmake-fixes/qt5-use-pkgconfig-for-harfbuzz.patch
@@ -1,5 +1,5 @@
---- src/3rdparty/harfbuzz_dependency.pri.orig	2016-08-14 20:44:32.000000000 +0200
-+++ src/3rdparty/harfbuzz_dependency.pri	2016-08-14 20:44:32.000000000 +0200
+--- src/3rdparty/harfbuzz_dependency.pri.orig	2016-08-14 20:44:32.519965300 +0200
++++ src/3rdparty/harfbuzz_dependency.pri	2016-08-14 20:44:32.519700600 +0200
 @@ -2,5 +2,6 @@
      INCLUDEPATH += $$PWD/harfbuzz-ng/include
      LIBS_PRIVATE += -L$$QT_BUILD_TREE/lib -lqtharfbuzzng$$qtPlatformTargetSuffix()
diff --git a/qt5-base/mingw-w64-angle/PKGBUILD b/qt5-base/mingw-w64-angle/PKGBUILD
index c44a118f..93b3778d 100644
--- a/qt5-base/mingw-w64-angle/PKGBUILD
+++ b/qt5-base/mingw-w64-angle/PKGBUILD
@@ -70,7 +70,7 @@ isNoOpenGL() {
 
 pkgname=mingw-w64-qt5-base-angle
 pkgver=5.7.0
-pkgrel=7
+pkgrel=8
 pkgdesc="A cross-platform application and UI framework (mingw-w64)"
 # The static variant doesn't contain any executables which need to be executed on the build machine
 isStatic && arch=('any') || arch=('i686' 'x86_64')
@@ -129,7 +129,7 @@ md5sums=('184f9460b40752d71b15b827260580c2'
          '83139869355c2d46921adb25e47cf0fa'
          'b9565219e9252a17fc1b8fb9ee30662c'
          '20de722808e8a3fb684b0212bef8de46'
-         'e999f23d02758c465a8dbf65a2409114'
+         'a60bd6bb231acfe9132f391a26b37e71'
          '41ec67d9e5e70e0d6d93b42aebd0e12a'
          '61c0f9d0095c5a6dec8d14e9ec35a608'
          '16a7d505b503bb1087fc00fad819f64b')
@@ -287,11 +287,18 @@ build() {
 
   for _arch in ${_architectures}; do
     # Phonon is disabled for now because we lack the directx headers
+    # FIXME: check whether this is still the case
+
     # The odd paths for the -hostbindir argument are on purpose
     # The qtchooser tool assumes that the tools 'qmake', 'moc' and others
     # are all available in the same folder with these exact file names
     # To prevent conflicts with the mingw-w64-qt4 package we have
     # to put these tools in a dedicated folder
+
+    # The last device option allows using ccache though the use of
+    # pre-compile header
+    # (sloppiness must be set to pch_defines,time_macros in ccache config)
+
     local qt_configure_args="\
       -xplatform win32-g++ \
       -optimized-qmake \
@@ -331,7 +338,8 @@ build() {
       -plugindir /usr/${_arch}/lib/qt/plugins \
       -sysconfdir /usr/${_arch}/etc \
       -translationdir /usr/${_arch}/share/qt/translations \
-      -device-option CROSS_COMPILE=${_arch}-"
+      -device-option CROSS_COMPILE=${_arch}- \
+      -device-option CROSS_COMPILE_CFLAGS=-fpch-preprocess"
 
     # Fix include directory of freetype2 and dbus
     qt_configure_args+=" $(${_arch}-pkg-config --cflags-only-I freetype2 dbus-1)"
diff --git a/qt5-base/mingw-w64-angle/qt5-allow-usage-of-static-qt-with-cmake.patch b/qt5-base/mingw-w64-angle/qt5-allow-usage-of-static-qt-with-cmake.patch
index 69e2acdd..dd816116 100644
--- a/qt5-base/mingw-w64-angle/qt5-allow-usage-of-static-qt-with-cmake.patch
+++ b/qt5-base/mingw-w64-angle/qt5-allow-usage-of-static-qt-with-cmake.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.515151700 +0200
++++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.074766100 +0200
 @@ -59,19 +59,30 @@
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -291,8 +291,8 @@
  
  !!IF !isEmpty(CMAKE_MODULE_EXTRAS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigExtras.cmake\")
---- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-14 18:39:18.286693791 +0200
+--- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.075761600 +0200
++++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-17 16:00:01.818295000 +0200
 @@ -1,11 +1,22 @@
 -
 -add_library(Qt5::$$CMAKE_PLUGIN_NAME MODULE IMPORTED)
@@ -305,7 +305,7 @@
 -_populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!IF !isEmpty(CMAKE_STATIC_TYPE)
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-+    !!ELSE
++!!ELSE
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!ENDIF
  !!ENDIF
@@ -321,8 +321,8 @@
 -list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +    list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +endif()
---- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.513342200 +0200
++++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.073546600 +0200
 @@ -135,17 +135,19 @@
      CMAKE_PLUGIN_NAME = $$PLUGIN_CLASS_NAME
  
diff --git a/qt5-base/mingw-w64-dynamic/PKGBUILD b/qt5-base/mingw-w64-dynamic/PKGBUILD
index bf3cd1fe..65d21504 100644
--- a/qt5-base/mingw-w64-dynamic/PKGBUILD
+++ b/qt5-base/mingw-w64-dynamic/PKGBUILD
@@ -70,7 +70,7 @@ isNoOpenGL() {
 
 pkgname=mingw-w64-qt5-base-dynamic
 pkgver=5.7.0
-pkgrel=7
+pkgrel=8
 pkgdesc="A cross-platform application and UI framework (mingw-w64)"
 # The static variant doesn't contain any executables which need to be executed on the build machine
 isStatic && arch=('any') || arch=('i686' 'x86_64')
@@ -129,7 +129,7 @@ md5sums=('184f9460b40752d71b15b827260580c2'
          '83139869355c2d46921adb25e47cf0fa'
          'b9565219e9252a17fc1b8fb9ee30662c'
          '20de722808e8a3fb684b0212bef8de46'
-         'e999f23d02758c465a8dbf65a2409114'
+         'a60bd6bb231acfe9132f391a26b37e71'
          '41ec67d9e5e70e0d6d93b42aebd0e12a'
          '61c0f9d0095c5a6dec8d14e9ec35a608'
          '16a7d505b503bb1087fc00fad819f64b')
@@ -287,11 +287,18 @@ build() {
 
   for _arch in ${_architectures}; do
     # Phonon is disabled for now because we lack the directx headers
+    # FIXME: check whether this is still the case
+
     # The odd paths for the -hostbindir argument are on purpose
     # The qtchooser tool assumes that the tools 'qmake', 'moc' and others
     # are all available in the same folder with these exact file names
     # To prevent conflicts with the mingw-w64-qt4 package we have
     # to put these tools in a dedicated folder
+
+    # The last device option allows using ccache though the use of
+    # pre-compile header
+    # (sloppiness must be set to pch_defines,time_macros in ccache config)
+
     local qt_configure_args="\
       -xplatform win32-g++ \
       -optimized-qmake \
@@ -331,7 +338,8 @@ build() {
       -plugindir /usr/${_arch}/lib/qt/plugins \
       -sysconfdir /usr/${_arch}/etc \
       -translationdir /usr/${_arch}/share/qt/translations \
-      -device-option CROSS_COMPILE=${_arch}-"
+      -device-option CROSS_COMPILE=${_arch}- \
+      -device-option CROSS_COMPILE_CFLAGS=-fpch-preprocess"
 
     # Fix include directory of freetype2 and dbus
     qt_configure_args+=" $(${_arch}-pkg-config --cflags-only-I freetype2 dbus-1)"
diff --git a/qt5-base/mingw-w64-dynamic/qt5-allow-usage-of-static-qt-with-cmake.patch b/qt5-base/mingw-w64-dynamic/qt5-allow-usage-of-static-qt-with-cmake.patch
index 69e2acdd..dd816116 100644
--- a/qt5-base/mingw-w64-dynamic/qt5-allow-usage-of-static-qt-with-cmake.patch
+++ b/qt5-base/mingw-w64-dynamic/qt5-allow-usage-of-static-qt-with-cmake.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.515151700 +0200
++++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.074766100 +0200
 @@ -59,19 +59,30 @@
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -291,8 +291,8 @@
  
  !!IF !isEmpty(CMAKE_MODULE_EXTRAS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigExtras.cmake\")
---- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-14 18:39:18.286693791 +0200
+--- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.075761600 +0200
++++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-17 16:00:01.818295000 +0200
 @@ -1,11 +1,22 @@
 -
 -add_library(Qt5::$$CMAKE_PLUGIN_NAME MODULE IMPORTED)
@@ -305,7 +305,7 @@
 -_populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!IF !isEmpty(CMAKE_STATIC_TYPE)
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-+    !!ELSE
++!!ELSE
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!ENDIF
  !!ENDIF
@@ -321,8 +321,8 @@
 -list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +    list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +endif()
---- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.513342200 +0200
++++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.073546600 +0200
 @@ -135,17 +135,19 @@
      CMAKE_PLUGIN_NAME = $$PLUGIN_CLASS_NAME
  
diff --git a/qt5-base/mingw-w64-static/PKGBUILD b/qt5-base/mingw-w64-static/PKGBUILD
index b5caf117..25f26dc6 100644
--- a/qt5-base/mingw-w64-static/PKGBUILD
+++ b/qt5-base/mingw-w64-static/PKGBUILD
@@ -70,7 +70,7 @@ isNoOpenGL() {
 
 pkgname=mingw-w64-qt5-base-static
 pkgver=5.7.0
-pkgrel=7
+pkgrel=8
 pkgdesc="A cross-platform application and UI framework (mingw-w64)"
 # The static variant doesn't contain any executables which need to be executed on the build machine
 isStatic && arch=('any') || arch=('i686' 'x86_64')
@@ -129,7 +129,7 @@ md5sums=('184f9460b40752d71b15b827260580c2'
          '83139869355c2d46921adb25e47cf0fa'
          'b9565219e9252a17fc1b8fb9ee30662c'
          '20de722808e8a3fb684b0212bef8de46'
-         'e999f23d02758c465a8dbf65a2409114'
+         'a60bd6bb231acfe9132f391a26b37e71'
          '41ec67d9e5e70e0d6d93b42aebd0e12a'
          '61c0f9d0095c5a6dec8d14e9ec35a608'
          '16a7d505b503bb1087fc00fad819f64b')
@@ -287,11 +287,18 @@ build() {
 
   for _arch in ${_architectures}; do
     # Phonon is disabled for now because we lack the directx headers
+    # FIXME: check whether this is still the case
+
     # The odd paths for the -hostbindir argument are on purpose
     # The qtchooser tool assumes that the tools 'qmake', 'moc' and others
     # are all available in the same folder with these exact file names
     # To prevent conflicts with the mingw-w64-qt4 package we have
     # to put these tools in a dedicated folder
+
+    # The last device option allows using ccache though the use of
+    # pre-compile header
+    # (sloppiness must be set to pch_defines,time_macros in ccache config)
+
     local qt_configure_args="\
       -xplatform win32-g++ \
       -optimized-qmake \
@@ -331,7 +338,8 @@ build() {
       -plugindir /usr/${_arch}/lib/qt/plugins \
       -sysconfdir /usr/${_arch}/etc \
       -translationdir /usr/${_arch}/share/qt/translations \
-      -device-option CROSS_COMPILE=${_arch}-"
+      -device-option CROSS_COMPILE=${_arch}- \
+      -device-option CROSS_COMPILE_CFLAGS=-fpch-preprocess"
 
     # Fix include directory of freetype2 and dbus
     qt_configure_args+=" $(${_arch}-pkg-config --cflags-only-I freetype2 dbus-1)"
diff --git a/qt5-base/mingw-w64-static/qt5-allow-usage-of-static-qt-with-cmake.patch b/qt5-base/mingw-w64-static/qt5-allow-usage-of-static-qt-with-cmake.patch
index 69e2acdd..dd816116 100644
--- a/qt5-base/mingw-w64-static/qt5-allow-usage-of-static-qt-with-cmake.patch
+++ b/qt5-base/mingw-w64-static/qt5-allow-usage-of-static-qt-with-cmake.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.515151700 +0200
++++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.074766100 +0200
 @@ -59,19 +59,30 @@
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -291,8 +291,8 @@
  
  !!IF !isEmpty(CMAKE_MODULE_EXTRAS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigExtras.cmake\")
---- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-14 18:39:18.286693791 +0200
+--- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.075761600 +0200
++++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-17 16:00:01.818295000 +0200
 @@ -1,11 +1,22 @@
 -
 -add_library(Qt5::$$CMAKE_PLUGIN_NAME MODULE IMPORTED)
@@ -305,7 +305,7 @@
 -_populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!IF !isEmpty(CMAKE_STATIC_TYPE)
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-+    !!ELSE
++!!ELSE
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!ENDIF
  !!ENDIF
@@ -321,8 +321,8 @@
 -list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +    list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +endif()
---- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.513342200 +0200
++++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.073546600 +0200
 @@ -135,17 +135,19 @@
      CMAKE_PLUGIN_NAME = $$PLUGIN_CLASS_NAME
  
diff --git a/qt5-base/mingw-w64/PKGBUILD b/qt5-base/mingw-w64/PKGBUILD
index 4a881d5a..bb724681 100644
--- a/qt5-base/mingw-w64/PKGBUILD
+++ b/qt5-base/mingw-w64/PKGBUILD
@@ -70,7 +70,7 @@ isNoOpenGL() {
 
 pkgname=mingw-w64-qt5-base
 pkgver=5.7.0
-pkgrel=7
+pkgrel=8
 pkgdesc="A cross-platform application and UI framework (mingw-w64)"
 # The static variant doesn't contain any executables which need to be executed on the build machine
 isStatic && arch=('any') || arch=('i686' 'x86_64')
@@ -129,7 +129,7 @@ md5sums=('184f9460b40752d71b15b827260580c2'
          '83139869355c2d46921adb25e47cf0fa'
          'b9565219e9252a17fc1b8fb9ee30662c'
          '20de722808e8a3fb684b0212bef8de46'
-         'e999f23d02758c465a8dbf65a2409114'
+         'a60bd6bb231acfe9132f391a26b37e71'
          '41ec67d9e5e70e0d6d93b42aebd0e12a'
          '61c0f9d0095c5a6dec8d14e9ec35a608'
          '16a7d505b503bb1087fc00fad819f64b')
@@ -287,11 +287,18 @@ build() {
 
   for _arch in ${_architectures}; do
     # Phonon is disabled for now because we lack the directx headers
+    # FIXME: check whether this is still the case
+
     # The odd paths for the -hostbindir argument are on purpose
     # The qtchooser tool assumes that the tools 'qmake', 'moc' and others
     # are all available in the same folder with these exact file names
     # To prevent conflicts with the mingw-w64-qt4 package we have
     # to put these tools in a dedicated folder
+
+    # The last device option allows using ccache though the use of
+    # pre-compile header
+    # (sloppiness must be set to pch_defines,time_macros in ccache config)
+
     local qt_configure_args="\
       -xplatform win32-g++ \
       -optimized-qmake \
@@ -331,7 +338,8 @@ build() {
       -plugindir /usr/${_arch}/lib/qt/plugins \
       -sysconfdir /usr/${_arch}/etc \
       -translationdir /usr/${_arch}/share/qt/translations \
-      -device-option CROSS_COMPILE=${_arch}-"
+      -device-option CROSS_COMPILE=${_arch}- \
+      -device-option CROSS_COMPILE_CFLAGS=-fpch-preprocess"
 
     # Fix include directory of freetype2 and dbus
     qt_configure_args+=" $(${_arch}-pkg-config --cflags-only-I freetype2 dbus-1)"
diff --git a/qt5-base/mingw-w64/qt5-allow-usage-of-static-qt-with-cmake.patch b/qt5-base/mingw-w64/qt5-allow-usage-of-static-qt-with-cmake.patch
index 69e2acdd..dd816116 100644
--- a/qt5-base/mingw-w64/qt5-allow-usage-of-static-qt-with-cmake.patch
+++ b/qt5-base/mingw-w64/qt5-allow-usage-of-static-qt-with-cmake.patch
@@ -1,5 +1,5 @@
---- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in.orig	2016-08-14 20:44:32.515151700 +0200
++++ mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2016-08-19 16:04:30.074766100 +0200
 @@ -59,19 +59,30 @@
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -291,8 +291,8 @@
  
  !!IF !isEmpty(CMAKE_MODULE_EXTRAS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigExtras.cmake\")
---- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.000000000 +0200
-+++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-14 18:39:18.286693791 +0200
+--- mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in.orig	2016-08-19 16:04:30.075761600 +0200
++++ mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in	2016-09-17 16:00:01.818295000 +0200
 @@ -1,11 +1,22 @@
 -
 -add_library(Qt5::$$CMAKE_PLUGIN_NAME MODULE IMPORTED)
@@ -305,7 +305,7 @@
 -_populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!IF !isEmpty(CMAKE_STATIC_TYPE)
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE_STATIC}\")
-+    !!ELSE
++!!ELSE
 +    _populate_$${CMAKE_MODULE_NAME}_plugin_properties($$CMAKE_PLUGIN_NAME RELEASE \"$${CMAKE_PLUGIN_LOCATION_RELEASE}\")
 +!!ENDIF
  !!ENDIF
@@ -321,8 +321,8 @@
 -list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +    list(APPEND Qt5$${CMAKE_MODULE_NAME}_PLUGINS Qt5::$$CMAKE_PLUGIN_NAME)
 +endif()
---- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.000000000 +0200
-+++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.000000000 +0200
+--- mkspecs/features/create_cmake.prf.orig	2016-08-14 20:44:32.513342200 +0200
++++ mkspecs/features/create_cmake.prf	2016-08-19 16:04:30.073546600 +0200
 @@ -135,17 +135,19 @@
      CMAKE_PLUGIN_NAME = $$PLUGIN_CLASS_NAME
  
diff --git a/qt5-declarative/mingw-w64/PKGBUILD b/qt5-declarative/mingw-w64/PKGBUILD
index 8bc08ffb..a461d2df 100755
--- a/qt5-declarative/mingw-w64/PKGBUILD
+++ b/qt5-declarative/mingw-w64/PKGBUILD
@@ -11,7 +11,7 @@
 _qt_module=qtdeclarative
 pkgname=mingw-w64-qt5-declarative
 pkgver=5.7.0
-pkgrel=3
+pkgrel=4
 arch=('i686' 'x86_64')
 pkgdesc="Classes for QML and JavaScript languages (mingw-w64)"
 depends=('mingw-w64-qt5-base')