build: use this setup.py command because it shows compiler errors that might happen.

The `pip install` command only shows errors with -v, and then there's a
ton of other crap to wade through.

1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 28adb28a..3f39965d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -38,6 +38,7 @@ commands =
     python igor.py zip_mods
 
     # Build the C extension and test with the CTracer
+    python setup.py --quiet build_ext --inplace
     python -m pip install -q -e .
     python igor.py test_with_tracer c {posargs}