Bump to gcc-9 on docker

Signed-off-by: Sangwan Kwon <sangwan.kwon@samsung.com>

diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index a8c3d42036512365ff0634fa2eb784f0c4cb3f14..a0ae10593da868981c097398a4fbb5f74018d70c 100644 (file)
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -5,6 +5,15 @@ MAINTAINER sangwan.kwon@samsung.com
 RUN apt-get update && \
     apt-get install -qq build-essential git cmake automake
 
+# g++9
+RUN apt-get update && \
+    apt-get install -y software-properties-common && \
+    add-apt-repository -y ppa:ubuntu-toolchain-r/test && \
+    apt-get update && \
+    apt-get install -y g++-9 && \
+    update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 10 && \
+    update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-9 20
+
 # glog & gtest
 RUN cd /usr/src && \
     git clone https://github.com/google/glog.git && \