diff --git a/.travis.yml b/.travis.yml
index 0ff1d1d..02cedf9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,10 +6,6 @@ language: cpp
 
 sudo: false
 
-os:
-  - linux
-  - osx
-
 branches:
   only:
     - master
@@ -28,21 +24,11 @@ matrix:
   include:
     - os: linux
       compiler: g++
-      env: TOOLSET=gcc COMPILER=g++ CXXSTD=c++03
+      env: TOOLSET=gcc COMPILER=g++ CXXSTD=03,11
 
     - os: linux
       compiler: g++-4.7
-      env: TOOLSET=gcc COMPILER=g++-4.7 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - g++-4.7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-4.7
-      env: TOOLSET=gcc COMPILER=g++-4.7 CXXSTD=c++11
+      env: TOOLSET=gcc COMPILER=g++-4.7 CXXSTD=03,11
       addons:
         apt:
           packages:
@@ -52,37 +38,16 @@ matrix:
 
     - os: linux
       compiler: g++-4.8
-      env: TOOLSET=gcc COMPILER=g++-4.8 CXXSTD=c++03
+      env: TOOLSET=gcc COMPILER=g++-4.8 CXXSTD=03,11
       addons:
         apt:
           packages:
             - g++-4.8
           sources:
             - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-4.8
-      env: TOOLSET=gcc COMPILER=g++-4.8 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - g++-4.8
-          sources:
-            - ubuntu-toolchain-r-test
-
     - os: linux
       compiler: g++-4.9
-      env: TOOLSET=gcc COMPILER=g++-4.9 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - g++-4.9
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-4.9
-      env: TOOLSET=gcc COMPILER=g++-4.9 CXXSTD=c++11
+      env: TOOLSET=gcc COMPILER=g++-4.9 CXXSTD=03,11
       addons:
         apt:
           packages:
@@ -92,37 +57,7 @@ matrix:
 
     - os: linux
       compiler: g++-5
-      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - g++-5
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-5
-      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - g++-5
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-5
-      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - g++-5
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-5
-      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=c++1z
+      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -132,37 +67,7 @@ matrix:
 
     - os: linux
       compiler: g++-6
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - g++-6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-6
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - g++-6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-6
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - g++-6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-6
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=c++1z
+      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -173,40 +78,7 @@ matrix:
     - os: linux
       dist: trusty
       compiler: g++-7
-      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - g++-7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      dist: trusty
-      compiler: g++-7
-      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - g++-7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      dist: trusty
-      compiler: g++-7
-      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - g++-7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      dist: trusty
-      compiler: g++-7
-      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=c++17
+      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=03,11,14,17
       addons:
         apt:
           packages:
@@ -216,15 +88,11 @@ matrix:
 
     - os: linux
       compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-
-    - os: linux
-      compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
+      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11
 
     - os: linux
       compiler: clang++-3.5
-      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=c++03
+      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -233,77 +101,9 @@ matrix:
             - ubuntu-toolchain-r-test
             - llvm-toolchain-precise-3.5
 
-    - os: linux
-      compiler: clang++-3.5
-      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - clang-3.5
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.5
-
-    - os: linux
-      compiler: clang++-3.5
-      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-3.5
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.5
-
-    - os: linux
-      compiler: clang++-3.5
-      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=c++1z
-      addons:
-        apt:
-          packages:
-            - clang-3.5
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.5
-
     - os: linux
       compiler: clang++-3.6
-      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - clang-3.6
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.6
-
-    - os: linux
-      compiler: clang++-3.6
-      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - clang-3.6
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.6
-
-    - os: linux
-      compiler: clang++-3.6
-      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-3.6
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.6
-
-    - os: linux
-      compiler: clang++-3.6
-      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=c++1z
+      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -314,40 +114,7 @@ matrix:
 
     - os: linux
       compiler: clang++-3.7
-      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=c++03
-      addons:
-        apt:
-          packages:
-            - clang-3.7
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.7
-
-    - os: linux
-      compiler: clang++-3.7
-      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - clang-3.7
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.7
-
-    - os: linux
-      compiler: clang++-3.7
-      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-3.7
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.7
-
-    - os: linux
-      compiler: clang++-3.7
-      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=c++1z
+      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -358,7 +125,7 @@ matrix:
 
     - os: linux
       compiler: clang++-3.8
-      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=c++03
+      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -367,44 +134,9 @@ matrix:
             - ubuntu-toolchain-r-test
             - llvm-toolchain-precise-3.8
 
-    - os: linux
-      compiler: clang++-3.8
-      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - clang-3.8
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.8
-
-    - os: linux
-      compiler: clang++-3.8
-      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-3.8
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.8
-
-    - os: linux
-      compiler: clang++-3.8
-      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=c++1z
-      addons:
-        apt:
-          packages:
-            - clang-3.8
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.8
-
     - os: linux
       compiler: clang++-3.9
-      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=c++03
+      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -413,44 +145,9 @@ matrix:
             - ubuntu-toolchain-r-test
             - llvm-toolchain-precise-3.9
 
-    - os: linux
-      compiler: clang++-3.9
-      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=c++11
-      addons:
-        apt:
-          packages:
-            - clang-3.9
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.9
-
-    - os: linux
-      compiler: clang++-3.9
-      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-3.9
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.9
-
-    - os: linux
-      compiler: clang++-3.9
-      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=c++1z
-      addons:
-        apt:
-          packages:
-            - clang-3.9
-            - libstdc++-4.9-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.9
-
     - os: linux
       compiler: clang++-4.0
-      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=c++03
+      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
@@ -460,53 +157,19 @@ matrix:
             - llvm-toolchain-trusty-4.0
 
     - os: linux
-      compiler: clang++-4.0
-      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=c++11
+      compiler: clang++-5.0
+      env: TOOLSET=clang COMPILER=clang++-5.0 CXXSTD=03,11,14,1z
       addons:
         apt:
           packages:
-            - clang-4.0
+            - clang-5.0
           sources:
             - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-4.0
-
-    - os: linux
-      compiler: clang++-4.0
-      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=c++14
-      addons:
-        apt:
-          packages:
-            - clang-4.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-4.0
-
-    - os: linux
-      compiler: clang++-4.0
-      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=c++1z
-      addons:
-        apt:
-          packages:
-            - clang-4.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-4.0
+            - llvm-toolchain-trusty-5.0
 
     - os: osx
       compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-
-    - os: osx
-      compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
-
-    - os: osx
-      compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-
-    - os: osx
-      compiler: clang++
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
+      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
 
 install:
   - BOOST_BRANCH=develop && [ "$TRAVIS_BRANCH" == "master" ] && BOOST_BRANCH=master || true
@@ -535,8 +198,8 @@ install:
 
 script:
   - |-
-    echo "using $TOOLSET : : $COMPILER : <cxxflags>-std=$CXXSTD ;" > ~/user-config.jam
-  - ./b2 libs/smart_ptr/test toolset=$TOOLSET
+    echo "using $TOOLSET : : $COMPILER ;" > ~/user-config.jam
+  - ./b2 libs/smart_ptr/test toolset=$TOOLSET cxxstd=$CXXSTD
 
 notifications:
   email: