Merge pull request #7798 from m-kuhn/enableTravisWarnings

Re-enable travis checks for build warnings

Author: m-kuhn

.ci/travis/linux/docker-build-test.sh

@@ -56,7 +56,9 @@ cmake \
  -DWITH_SERVER=ON \
  -DDISABLE_DEPRECATED=ON \
  -DPYTHON_TEST_WRAPPER="timeout -sSIGSEGV 55s"\
- -DCXX_EXTRA_FLAGS="${CLANG_WARNINGS}" ..
+ -DCXX_EXTRA_FLAGS="${CLANG_WARNINGS}" \
+ -DWERROR=TRUE \
+ ..
 echo "travis_fold:end:cmake"
 
 #######

CMakeLists.txt

@@ -471,6 +471,10 @@ IF (PEDANTIC)
   ELSE (MSVC)
     # add warnings via flags (not as definitions as on Mac -Wall can not be overridden per language )
     SET(_warnings "-Wall -Wextra -Wno-long-long -Wformat-security -Wno-strict-aliasing")
+    SET(WERROR FALSE CACHE BOOL "Treat build warnings as errors.")
+    IF (WERROR)
+      SET(_warnings "${_warnings} -Werror")
+    ENDIF(WERROR)
     SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_warnings}")
     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_warnings}")
 

src/server/qgsservercachefilter.cpp

@@ -22,8 +22,8 @@
 #include <QDomDocument>
 
 QgsServerCacheFilter::QgsServerCacheFilter( const QgsServerInterface *serverInterface )
-  : mServerInterface( serverInterface )
 {
+  Q_UNUSED( serverInterface );
 }
 
 QByteArray QgsServerCacheFilter::getCachedDocument( const QgsProject *project, const QgsServerRequest &request, const QString &key ) const

src/server/qgsservercachefilter.h

@@ -123,11 +123,6 @@ class SERVER_EXPORT QgsServerCacheFilter
      */
     virtual bool deleteCachedImages( const QgsProject *project ) const;
 
-  private:
-
-    //! The server interface
-    const QgsServerInterface *mServerInterface = nullptr;
-
 };
 
 //! The registry definition