travis-ci: run tests with '-x' tracing
commitaedffe9525084e3fcea251c8dd453c14deab6f4d
authorSZEDER Gábor <szeder.dev@gmail.com>
Fri, 23 Feb 2018 23:39:51 +0000 (24 00:39 +0100)
committerJunio C Hamano <gitster@pobox.com>
Wed, 28 Feb 2018 20:57:51 +0000 (28 12:57 -0800)
tree3bcfa810a582c594a623048a6b4b67d9e871c6c6
parent94201a2b0035f441a9172d4cedbef59293247895
travis-ci: run tests with '-x' tracing

Now that the test suite runs successfully with '-x' tracing even with
/bin/sh, enable it on Travis CI in order to

  - get more information about test failures, and

  - catch constructs breaking '-x' with /bin/sh sneaking into our test
    suite.

Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
ci/lib-travisci.sh