Fix python_cpp test on Mac. Link staticly when building extension, so that the extension doesn't require installing protobuf library. (#2232)

1 files changed, 2 insertions, 1 deletions

diff --git a/tests.sh b/tests.sh
index a497f1d2..fb7044f3 100755
--- a/tests.sh
+++ b/tests.sh
@@ -28,7 +28,8 @@ internal_build_cpp() {
   fi
 
   ./autogen.sh
-  ./configure
+  ./configure CXXFLAGS="-fPIC"  # -fPIC is needed for python cpp test.
+                                # See python/setup.py for more details
   make -j2
 }