Travis CI: Do not use atomic intrinsics on Linux/gcc-4.6

(fix commit 9ddd327)

GCC v4.6 does not support atomic intrinsics.

diff --git a/.travis.yml b/.travis.yml
index d4e6fe5..4f2490c 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,6 +30,8 @@ matrix:
   exclude:
   - os: osx
     compiler: gcc
+  - compiler: gcc
+    env: CFLAGS_EXTRA="-DGC_BUILTIN_ATOMIC -march=native"
   - compiler: clang
     env: CONF_GCOV=--enable-gcov
   - compiler: clang