Try and *actually* use clang for the clang build.

Fixes: #67

diff --git a/.travis.yml b/.travis.yml
index 5268370..299ac58 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,5 +20,5 @@ matrix:
 git:
     depth: 10
 script:
-    - make PREFIX=/tmp/acki +ack
+    - make CC=$CC PREFIX=/tmp/acki +ack