.travis.yml: test --enable-double

diff --git a/.travis.yml b/.travis.yml
index 3d01c52..5b2c2ef 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,10 @@ matrix:
     - python: 2.7
       os: linux
       compiler: gcc
+      env: ARCH=x86_64 HAVE_DOUBLE=--enable-double
+    - python: 2.7
+      os: linux
+      compiler: gcc
       env: ARCH=i386
     - python: 3.4
       os: linux