Unify disabling build of llvm related plugins or test on Windows

If libclang's build mode mismatches the current build mode
of Qt Creator some plugins are automatically disabled.
Do the same for the unittest and unify the way to do this.

Change-Id: Ib4cd6494ed63cb89ed8d99b3c0ba23a19572fc9b
Reviewed-by: Marco Bubke <marco.bubke@qt.io>

src/plugins/clangformat/clangformat.pro

@@ -6,11 +6,6 @@ include(../../shared/clang/clang_defines.pri)
 
 requires(!isEmpty(CLANGFORMAT_LIBS))
 
-win32 {
-    LLVM_BUILDMODE = $$system($$llvm_config --build-mode, lines)
-    CONFIG(debug, debug|release):requires(equals(LLVM_BUILDMODE, "Debug"))
-}
-
 LIBS += $$CLANGFORMAT_LIBS
 INCLUDEPATH += $$LLVM_INCLUDEPATH
 

src/plugins/clangrefactoring/clangrefactoring.pro

@@ -6,11 +6,6 @@ include(../../shared/clang/clang_defines.pri)
 
 requires(!isEmpty(LIBTOOLING_LIBS))
 
-win32 {
-    LLVM_BUILDMODE = $$system($$llvm_config --build-mode, lines)
-    CONFIG(debug, debug|release):requires(equals(LLVM_BUILDMODE, "Debug"))
-}
-
 HEADERS += \
     clangrefactoringplugin.h \
     baseclangquerytexteditorwidget.h \

src/shared/clang/clang_installation.pri

@@ -195,6 +195,15 @@ isEmpty(LLVM_VERSION) {
 
     LLVM_STATIC_LIBS = $$split(LLVM_STATIC_LIBS_STRING, " ")
 
+    win32 {
+        LLVM_BUILDMODE = $$system($$llvm_config --build-mode, lines)
+        CONFIG(debug, debug|release):!equals(LLVM_BUILDMODE, "Debug") {
+            message("Mismatching build config (Debug vs Release) setting QTC_CLANG_BUILDMODE_MISMATCH")
+            QTC_CLANG_BUILDMODE_MISMATCH=1
+        }
+    }
+
+    isEmpty(QTC_CLANG_BUILDMODE_MISMATCH)|!equals(QTC_CLANG_BUILDMODE_MISMATCH, 1) {
         CLANGFORMAT_MAIN_HEADER = $$LLVM_INCLUDEPATH/clang/Format/Format.h
         exists($$CLANGFORMAT_MAIN_HEADER) {
             CLANGFORMAT_LIBS=-lclangFormat -lclangToolingInclusions -lclangToolingCore -lclangRewrite -lclangLex -lclangBasic
@@ -204,6 +213,7 @@ isEmpty(LLVM_VERSION) {
                            -lclangASTMatchers -lclangAST -lclangLex -lclangBasic
             win32:CLANGFORMAT_LIBS += -lversion
         }
+    }
     win32:ALL_CLANG_LIBS += -lversion
 
     LIBCLANG_MAIN_HEADER = $$LLVM_INCLUDEPATH/clang-c/Index.h
@@ -225,11 +235,13 @@ isEmpty(LLVM_VERSION) {
     !contains(QMAKE_DEFAULT_LIBDIRS, $$LLVM_LIBDIR): LIBCLANG_LIBS = -L$${LLVM_LIBDIR}
     LIBCLANG_LIBS += $${CLANG_LIB}
 
+    isEmpty(QTC_CLANG_BUILDMODE_MISMATCH)|!equals(QTC_CLANG_BUILDMODE_MISMATCH, 1) {
         QTC_DISABLE_CLANG_REFACTORING=$$(QTC_DISABLE_CLANG_REFACTORING)
         isEmpty(QTC_DISABLE_CLANG_REFACTORING) {
             !contains(QMAKE_DEFAULT_LIBDIRS, $$LLVM_LIBDIR): LIBTOOLING_LIBS = -L$${LLVM_LIBDIR}
             LIBTOOLING_LIBS += $$CLANGTOOLING_LIBS $$LLVM_STATIC_LIBS
         }
+    }
 
     !isEmpty(CLANGFORMAT_LIBS) {
         CLANGFORMAT_LIBS = -L$${LLVM_LIBDIR} $$CLANGFORMAT_LIBS $$LLVM_STATIC_LIBS

tests/unit/unittest/unittest.pro

@@ -9,6 +9,8 @@ include(clang_dependency.pri)
 include(creator_dependency.pri)
 include(benchmark_dependency.pri)
 
+requires(isEmpty(QTC_CLANG_BUILDMODE_MISMATCH))
+
 OBJECTS_DIR = $$OUT_PWD/obj # workaround for qmake bug in object_parallel_to_source
 
 !msvc:force_debug_info:QMAKE_CXXFLAGS += -fno-omit-frame-pointer