diff --git a/test/lit.cfg b/test/lit.cfg
index 7d8e5186..010e20b7 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -276,6 +276,7 @@ elif sys.platform == 'linux2':
     libraries += ['-lsupc++', '-lgcc_eh', '-lc', '-lm', '-lpthread', '-lrt', '-lgcc_s']
     if not use_system_lib:
         libraries += ['-Wl,-R', libcxx_obj_root + '/lib']
+    compile_flags += ['-D__STDC_FORMAT_MACROS', '-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS']
 else:
     lit.fatal("unrecognized system")