Re: [PATCH v2 1/4] test-lib: add GIT_XSAN_OPTIONS, inherit [AL]SAN_OPTIONS

From: Junio C Hamano <gitster@pobox.com>
Date: Feb 20, 2022, 07:52 UTC
Message-ID: <xmqqh78uvut1.fsf@gitster.g>
In-Reply-To: <patch-v2-1.4-01e63a72231-20220219T112653Z-avarab@gmail.com>

Ævar Arnfjörð Bjarmason  <avarab@gmail.com> writes:

Show 6 quoted lines

> Change our ASAN_OPTIONS and LSAN_OPTIONS to set defaults for those
> variables, rather than punting out entirely if we already have them in
> the environment.
>
> We do want to take any user-provided settings over our own, but we can
> do do that by prepending our defaults to the variable. The

do do do?

> libsanitizer options parsing has "last option wins" semantics.
> ...
> +# If [AL]SAN is in effect we want to abort so that we notice
> +# problems. The GIT_XSAN_OPTIONS variable can be used to set common

As we say GIT_ prefix, we can just drop X.  "Git's sanitizer options".

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