-Werror=sign-promo from cppunit

cppunit/cppunit-1.12.1-warnings.patch

+--- misc/cppunit-1.12.1/include/cppunit/TestAssert.h	2012-02-10 12:34:26.564961982 +0100
++++ misc/build/cppunit-1.12.1/include/cppunit/TestAssert.h	2012-02-10 12:33:57.660131866 +0100
+@@ -46,7 +46,16 @@
+     static std::string toString( const T& x )
+     {
+         OStringStream ost;
++// Work around "passing 'T' chooses 'int' over 'unsigned int'" warnings when T
++// is an enum type:
++#if defined __GNUC__ && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 6) || __GNUC__ > 4)
++#pragma GCC diagnostic push
++#pragma GCC diagnostic ignored "-Wsign-promo"
++#endif
+         ost << x;
++#if defined __GNUC__ && ((__GNUC__ == 4 && __GNUC_MINOR__ >= 6) || __GNUC__ > 4)
++#pragma GCC diagnostic pop
++#endif
+         return ost.str();
+     }
+ };

cppunit/makefile.mk

@@ -34,7 +34,7 @@ TARFILE_MD5=bd30e9cf5523cdfc019b94f5e1d7fd19
     # from <https://sourceforge.net/projects/cppunit/files/cppunit/1.12.1/
     #  cppunit-1.12.1.tar.gz/download>
 
-PATCH_FILES = solarisfinite.patch warnings.patch windows.patch ldflags.patch aix.patch avoid-synthetised-destructor.patch ios.patch cppunit-1.12.1-unused-parameters.patch
+PATCH_FILES = solarisfinite.patch warnings.patch windows.patch ldflags.patch aix.patch avoid-synthetised-destructor.patch ios.patch cppunit-1.12.1-unused-parameters.patch cppunit-1.12.1-warnings.patch
     # solarisfinite.patch: see <https://sourceforge.net/tracker/?func=detail&
     #  aid=2912590&group_id=11795&atid=311795>; upstreamed as
     #  <http://cgit.freedesktop.org/libreoffice/cppunit/commit/?id=
@@ -55,6 +55,8 @@ PATCH_FILES = solarisfinite.patch warnings.patch windows.patch ldflags.patch aix
     #  SAL_UNUSED_PARAMETER in sal/types.h); upstreamed as
     #  <http://cgit.freedesktop.org/libreoffice/cppunit/commit/?id=
     #  7a09bf3a88e99d85c4dec2ad296309dbec2987c3>
+    # cppunit-1.12.1-warnings.patch: work around additional warnings (found when
+    #  converting module unotest to gbuild)
 
 .IF "$(OS)" == "ANDROID"
 PATCH_FILES += android.patch