options: make GCC shut up on changed ordering of bitfields in 4.4

git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@5128 2fb0f335-1f38-0410-981e-8018bf24f1b0

debug.opts

@@ -2,7 +2,7 @@
 DUMUXDIR=$(find $OLDPWD -name "dune.module" | xargs grep -El '[[:space:]]*Module:[[:space:]]*dumux[[:space:]]*$' | sed "s/dune.module//")
 
 # configure flags 
-CONFIGURE_FLAGS="CXXFLAGS=\"-I$DUMUXDIR -Wall -Wno-sign-compare -fno-strict-aliasing -g\" \
+CONFIGURE_FLAGS="CXXFLAGS=\"-I$DUMUXDIR -Wall -Wno-sign-compare -Wno-packed-bitfield-compat -fno-strict-aliasing -g\" \
   --enable-dunedevel \
   --enable-documentation \
   --disable-parallel \

dumux/common/boundarytypes.hh

@@ -414,7 +414,7 @@ public:
 
 private:
     // this is a bitfield structure!
-    struct __packed__ {
+    struct __attribute__((__packed__)) {
         unsigned char visited : 1;
         unsigned char isDirichlet : 1;
         unsigned char isNeumann : 1;

optim.opts

@@ -2,7 +2,7 @@
 DUMUXDIR=$(find $OLDPWD -name "dune.module" | xargs grep -El '[[:space:]]*Module:[[:space:]]*dumux[[:space:]]*$' | sed "s/dune.module//")
 
 # configure flags 
-CONFIGURE_FLAGS="CXXFLAGS=\"-I$DUMUXDIR -Wall -Wno-sign-compare -fno-strict-aliasing -O3 -march=native -DNDEBUG\" \
+CONFIGURE_FLAGS="CXXFLAGS=\"-I$DUMUXDIR -Wall -Wno-sign-compare -Wno-packed-bitfield-compat -fno-strict-aliasing -O3 -march=native -DNDEBUG\" \
   --disable-dunedevel \
   --disable-documentation \
   --disable-parallel \