Update .travis.yml

Author: pdimov

.travis.yml

@@ -3,7 +3,7 @@
 # file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 #
 # Copyright Rene Rivera 2015-2016.
-# Copyright Peter Dimov 2017.
+# Copyright Peter Dimov 2017-2021.
 
 branches:
   only:
@@ -78,7 +78,7 @@ matrix:
 
       script:
       - mkdir __build && cd __build
-      - cmake -DBOOST_ENABLE_CMAKE=ON -DBOOST_INSTALL_LAYOUT=tagged -DBUILD_SHARED_LIBS=ON -DBUILD_TESTING=OFF ..
+      - cmake -DBOOST_INSTALL_LAYOUT=tagged -DBUILD_SHARED_LIBS=ON ..
       - cmake --build .
 
     # Install Boost with CMake
@@ -97,7 +97,7 @@ matrix:
 
       script:
       - mkdir __build && cd __build
-      - cmake -DBOOST_ENABLE_CMAKE=ON -DBOOST_INSTALL_LAYOUT=tagged -DBUILD_SHARED_LIBS=ON -DBUILD_TESTING=OFF -DCMAKE_INSTALL_PREFIX=~/.local ..
+      - cmake -DBOOST_INSTALL_LAYOUT=tagged -DBUILD_SHARED_LIBS=ON -DCMAKE_INSTALL_PREFIX=~/.local ..
       - cmake --build .
       - cmake --build . --target install
 
@@ -123,7 +123,7 @@ matrix:
 
       script:
       - mkdir __build && cd __build
-      - cmake -DBOOST_ENABLE_CMAKE=ON -DBUILD_TESTING=ON ..
+      - cmake -DBUILD_TESTING=ON ..
       - cmake --build . -j 3
       - cmake --build . --target tests -j 3 -- -k
       - ctest --output-on-failure -j 3 -R quick