diff -up gobject-introspection-1.34.2/tests/warn/Makefile.am.automake-1_13 gobject-introspection-1.34.2/tests/warn/Makefile.am
--- gobject-introspection-1.34.2/tests/warn/Makefile.am.automake-1_13	2012-10-26 18:09:45.000000000 +0200
+++ gobject-introspection-1.34.2/tests/warn/Makefile.am	2013-01-15 19:44:48.402775160 +0100
@@ -19,4 +19,5 @@ TESTS = \
 
 EXTRA_DIST = warningtester.py common.h $(TESTS)
 
-TESTS_ENVIRONMENT = PYTHONPATH=$(top_builddir):$(top_srcdir) TOP_BUILDDIR=$(top_builddir) UNINSTALLED_INTROSPECTION_SRCDIR=$(top_srcdir) $(PYTHON) $(srcdir)/warningtester.py
+TESTS_ENVIRONMENT = PYTHONPATH=$(top_builddir):$(top_srcdir) TOP_BUILDDIR=$(top_builddir) UNINSTALLED_INTROSPECTION_SRCDIR=$(top_srcdir)
+LOG_COMPILE = $(PYTHON) $(srcdir)/warningtester.py