Add a test to avoid the ./configure script to bitrot.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 .travis.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 08502c0aa2..6962fff826 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -92,6 +92,11 @@ matrix:
         - CONFIG="--disable-user --target-list-exclude=${MAIN_SOFTMMU_TARGETS}"
 
 
+    # Test static linking
+    - env:
+        - CONFIG="--static --target-list=lm32-softmmu"
+
+
     # Just build tools and run minimal unit and softfloat checks
     - env:
         - BASE_CONFIG="--enable-tools"
-- 
2.20.1