Remove -mms-bitfields compiler option on windows, since all qt

releases that we support with the gcc toolchain on windows are
	compiled without it.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_4_X@13421 a592a061-630c-0410-9148-cb99ea01b6c8

config/cygwin.m4

@@ -5,35 +5,6 @@ AC_DEFUN([CHECK_WITH_CYGWIN],
 [
   case $host_os in
   cygwin* | mingw* | pw32* )
-    if test "$GCC" = yes; then
-      # Ensure MSVC-compatible struct packing convention.
-      # Depends on GCC version. gcc2 uses -fnative-struct while
-      # gcc3 uses -mms-bitfields.
-      #
-      msnative_struct=''
-      AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
-      case `$CC --version | sed -e 's,\..*,.,' -e q` in
-      2.)
-        if $CC -v --help 2>/dev/null | grep fnative-struct > /dev/null; then
-        msnative_struct='-fnative-struct'
-        fi
-        ;;
-      *)
-        if $CC -v --help 2>/dev/null | grep ms-bitfields > /dev/null; then
-        msnative_struct='-mms-bitfields'
-        fi
-        ;;
-      esac
-
-      if test x"$msnative_struct" = x; then
-        AC_MSG_RESULT([no way])
-        AC_MSG_WARN([produced libraries might be incompatible with MSVC libs])
-      else
-        CXXFLAGS="$CXXFLAGS $msnative_struct"
-        AC_MSG_RESULT([${msnative_struct}])
-      fi
-    fi
-
     # Export all symbols to Win32 DLL using MinGW 2.0 ld.
     WIN32_LD_EXPORT_ALL_SYMBOLS=''
     AC_MSG_CHECKING([whether ld accepts --export-all-symbols])

status.14x

@@ -76,3 +76,6 @@ What's new
 
 * Configuration/Installation:
 
+- Don't use the -mms-bitfields compiler switch on mingw and cygwin, since
+  Q..3/ does not use it either in the default configuration
+