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23Skidoo · Jul 27, 2016 · 76ebe2f · 76ebe2f
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commit 76ebe2f
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/travis-script.sh b/travis-script.sh
@@ -47,8 +47,9 @@ export CABAL_BUILDDIR="${CABAL_BDIR}"
 # Cabal otherwise).
 timed cabal new-build Cabal Cabal:package-tests Cabal:unit-tests
 
-# Note: http://stackoverflow.com/questions/14970663/why-doesnt-bash-flag-e-exit-when-a-subshell-fails
-# some osx has broken bash
+# NB: the '|| exit $?' workaround is required on old broken versions of bash
+# that ship with OS X. See https://github.com/haskell/cabal/pull/3624 and
+# http://stackoverflow.com/questions/14970663/why-doesnt-bash-flag-e-exit-when-a-subshell-fails
 
 # Run tests
 (cd Cabal && timed ${CABAL_BDIR}/build/package-tests/package-tests $TEST_OPTIONS) || exit $?