.travis.yml: enable fftw3f

diff --git a/.travis.yml b/.travis.yml
index 4d32a9a..6560733 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,7 +17,7 @@ matrix:
     - python: 3.4
       os: linux
       compiler: gcc
-      env: ARCH=i386
+      env: ARCH=i386 WAFOPTS=--enable-ftw3f
     - language: C
       os: osx
       compiler: clang
@@ -29,7 +29,7 @@ matrix:
     - python: 2.7
       os: linux
       compiler: gcc
-      env: ARCH=x86_64 HAVE_DOUBLE=1
+      env: ARCH=x86_64 HAVE_DOUBLE=1 WAFOPTS=--enable-ftw3f
     - python: 2.7
       os: linux
       compiler: gcc