am 6cf1193b: am 2f431a8d: Fix windows-specific error without messing up Makefile flags.

* commit '6cf1193bcff2c2f1a43abeeac1ad2b33e422182e':
  Fix windows-specific error without messing up Makefile flags.
diff --git a/liblog/tests/Android.mk b/liblog/tests/Android.mk
index 255dc2e..cd1bf33 100644
--- a/liblog/tests/Android.mk
+++ b/liblog/tests/Android.mk
@@ -59,7 +59,8 @@
     -g \
     -Wall -Wextra \
     -Werror \
-    -fno-builtin
+    -fno-builtin \
+    -std=gnu++11
 
 test_src_files := \
     liblog_test.cpp