From 45ea872f2e23605cbcf01c49bce3dc7e3a527980 Mon Sep 17 00:00:00 2001
From: Omer Katz <omer.drow@gmail.com>
Date: Thu, 31 Dec 2015 12:10:34 +0200
Subject: [PATCH] Set CCACHE_CPP2 environment variable to yes as described in
 http://petereisentraut.blogspot.co.il/2011/09/ccache-and-clang-part-2.html

---
 .travis.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 981ea37..a0c3b07 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -42,9 +42,9 @@ matrix:
             - *default_packages
             - g++-multilib
             - libc6-dbg:i386
-    - env: CONF=debug ARCH=x86_64
+    - env: CONF=debug ARCH=x86_64 CCACHE_CPP2=yes
       compiler: clang
-    - env: CONF=release ARCH=x86
+    - env: CONF=release ARCH=x86 CCACHE_CPP2=yes
       compiler: clang
       addons:
         apt:
@@ -52,7 +52,7 @@ matrix:
             - *default_packages
             - g++-multilib
             - libc6-dbg:i386
-    - env: CONF=release ARCH=x86_64
+    - env: CONF=release ARCH=x86_64 CCACHE_CPP2=yes
       compiler: clang
     # coverage report
     - env: CONF=debug ARCH=x86 GCOV_FLAGS='--coverage'