zproject_travis.gsl : in MATRIX_EVAL export CC CXX that we set

Author: jimklimov

zproject_travis.gsl

@@ -335,7 +335,7 @@ matrix:
 # Shadow-compilation setups below inspired by https://docs.travis-ci.com/user/languages/cpp/
 .endif
 .   if defined (project.travis_shadow_clang) & !(project.travis_shadow_clang ?= 0)
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -356,7 +356,7 @@ matrix:
         packages:
         - *pkg_deps_common
         - clang-5.0
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -377,7 +377,7 @@ matrix:
         packages:
         - *pkg_deps_common
         - clang-4.0
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -398,7 +398,7 @@ matrix:
         packages:
         - *pkg_deps_common
         - clang-3.9
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -422,7 +422,7 @@ matrix:
 .endif
 .if defined (project.travis_shadow_gcc) & !(project.travis_shadow_gcc ?= 0)
 .   if !(defined(use_cxx_gcc_4_9)) | !(use_cxx_gcc_4_9 ?= 1)
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -440,7 +440,7 @@ matrix:
         - gcc-4.9
 .   endif
 .   if !defined(project.travis_dist) | (project.travis_dist ?<> "xenial")
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-5 && CXX=g++-5 && export CC CXX"
     os: linux
 .       if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -457,7 +457,7 @@ matrix:
         - g++-5
         - gcc-5
 .   endif
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-6 && CXX=g++-6 && export CC CXX"
     os: linux
 .   if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -473,7 +473,7 @@ matrix:
         - *pkg_deps_common
         - g++-6
         - gcc-6
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-7 && CXX=g++-7 && export CC CXX"
     os: linux
 .   if (project.travis_dist ?<> "")
     dist: $(project.travis_dist)
@@ -532,20 +532,20 @@ matrix:
 .   if project.travis_shadow_gcc ?= 2
 .   echo "TRAVIS: Shadow GCC versions: allow-fail: true"
 .       if !(use_cxx_gcc_4_9 ?= 1)
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9 && export CC CXX"
 .       endif
 .       if !defined(project.travis_dist) | (project.travis_dist ?<> "xenial")
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-5 && CXX=g++-5 && export CC CXX"
 .       endif
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-6 && CXX=g++-6 && export CC CXX"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=gcc-7 && CXX=g++-7 && export CC CXX"
 .   endif
 .   if project.travis_shadow_clang ?= 2
 .   echo "TRAVIS: Shadow CLANG versions: allow-fail: true"
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"
-  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0 && export CC CXX"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0 && export CC CXX"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9 && export CC CXX"
+  - env: BUILD_TYPE=default-Werror MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8 && export CC CXX"
 .   endif
 .   if project.travis_clangformat_allow_failures ?= 1
 .   echo "TRAVIS: CLANG-FORMAT: allow-fail: true"