travis-ci: run gcc-8 on linux-gcc jobs

Switch from gcc-4.8 to gcc-8. Newer compilers come with more warning checks (usually in -Wextra). Since -Wextra is enabled in developer mode (which is also enabled in travis), this lets travis report more warnings before other people do it. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Nguyễn Thái Ngọc Duy committed May 19, 2018 at 06:32 UTC 37fa4b3c78f465a53a5e4c6af86255be317cbfda
2 files changed +6
.travis.yml
+3
@@ -16,10 +16,13 @@ compiler:
16
17 addons:
18 apt:
19 + sources:
20 + - ubuntu-toolchain-r-test
21 packages:
22 - language-pack-is
23 - git-svn
24 - apache2
25 + - gcc-8
26
27 matrix:
28 include:
ci/lib-travisci.sh
+3
@@ -99,6 +99,9 @@ export DEFAULT_TEST_TARGET=prove
99 export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save"
100 export GIT_TEST_OPTS="--verbose-log -x"
101 export GIT_TEST_CLONE_2GB=YesPlease
102 +if [ "$jobname" = linux-gcc ]; then
103 + export CC=gcc-8
104 +fi
105
106 case "$jobname" in
107 linux-clang|linux-gcc)