From 87bb5616a8c69b1ee0142b2a4ef0a1986b2e1ac2 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Mon, 14 Jun 2021 17:10:56 +0300
Subject: [PATCH] Update .travis.yml

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 482459d..a9104d4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -75,6 +75,10 @@ matrix:
           sources:
             - ubuntu-toolchain-r-test
 
+    - os: linux
+      dist: trusty
+      env: TOOLSET=gcc COMPILER=g++- CXXSTD=03,11
+
     - os: linux
       dist: bionic
       compiler: g++-11