Turn on PCH on mac os x.

--HG--
branch : develop

common.pri

@@ -13,6 +13,11 @@ win32{
     QMAKE_INSTALL_PROGRAM = xcopy /y
 }
 
+macx{
+    # QTBUG-31034 qmake doesn't allow override QMAKE_CXX
+    CONFIG+=no_ccache
+}
+
 CONFIG(release, debug|release){
     !noDebugSymbols:win32:!win32-msvc*{
         unset(QMAKE_STRIP)
@@ -100,10 +105,7 @@ defineTest(forceCopyToDestdir) {
 
 # We use precompiled headers for more fast compilation source code.
 defineReplace(set_PCH){
-    unix:no_ccache|win32{
+    no_ccache{
-        macx:clang*{
-        # Precompiled headers don't work with clang on macx.
-        } else {
         CONFIG += precompile_header # Turn on creation precompiled headers (PCH).
         export(CONFIG) # export value to global variable.
 
@@ -115,13 +117,12 @@ defineReplace(set_PCH){
             export(PRECOMPILED_SOURCE) # export value to global variable.
         }
     }
-    }
     return(true)
 }
 
 defineReplace(enable_ccache){
     no_ccache{ # For enable run qmake with CONFIG+=no_ccache
-        # do nothing
+        $$set_PCH()
     } else {
         # ccache support only Unix systems.
         unix:{
@@ -140,6 +141,8 @@ defineReplace(enable_ccache){
                 QMAKE_CXX = ccache clang++
                 export(QMAKE_CXX) # export value to global variable.
             }
+        } else {
+            $$set_PCH()
         }
     }
     return(true)

src/app/tape/tape.pro

@@ -59,16 +59,7 @@ OTHER_FILES += \
     $$DATA_RESOURCE
 
 # Set using ccache. Function enable_ccache() defined in common.pri.
-macx {
-    CONFIG(debug, debug|release){
-        $$enable_ccache()# Use only in debug mode on Mac
-    }
-} else {
 $$enable_ccache()
-}
-
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
 
 CONFIG(debug, debug|release){
     # Debug mode

src/app/valentina/valentina.pro

@@ -57,16 +57,8 @@ OTHER_FILES += \
     share/resources/icon/64x64/icon64x64.ico # Valentina's logo.
 
 # Set using ccache. Function enable_ccache() defined in common.pri.
-macx {
-    CONFIG(debug, debug|release){
-        $$enable_ccache()# Use only in debug mode on Mac
-    }
-} else {
 $$enable_ccache()
-}
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
 
 CONFIG(debug, debug|release){
     # Debug mode

src/libs/ifc/ifc.pro

@@ -53,9 +53,6 @@ RESOURCES += \
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/qmuparser/qmuparser.pro

@@ -62,9 +62,6 @@ unix:!macx{
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vdxf/vdxf.pro

@@ -40,9 +40,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vformat/vformat.pro

@@ -46,9 +46,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vgeometry/vgeometry.pro

@@ -40,9 +40,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vlayout/vlayout.pro

@@ -45,9 +45,6 @@ RCC_DIR = rcc
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vmisc/vmisc.pro

@@ -48,9 +48,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vobj/vobj.pro

@@ -40,9 +40,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vpatterndb/vpatterndb.pro

@@ -43,9 +43,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vpropertyexplorer/vpropertyexplorer.pro

@@ -60,9 +60,6 @@ unix:!macx{
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/libs/vtools/vtools.pro

@@ -48,9 +48,6 @@ UI_DIR = uic
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 INCLUDEPATH += $$PWD/../vpatterndb
 
 CONFIG(debug, debug|release){

src/libs/vwidgets/vwidgets.pro

@@ -42,9 +42,6 @@ OBJECTS_DIR = obj
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/test/ParserTest/ParserTest.pro

@@ -48,9 +48,6 @@ SOURCES += \
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {

src/test/ValentinaTest/ValentinaTest.pro

@@ -75,9 +75,6 @@ HEADERS += \
 # Set using ccache. Function enable_ccache() defined in common.pri.
 $$enable_ccache()
 
-# Set precompiled headers. Function set_PCH() defined in common.pri.
-$$set_PCH()
-
 CONFIG(debug, debug|release){
     # Debug mode
     unix {