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Date: Wed, 2 Nov 2022 17:29:25 +0000
From: Joseph Myers <joseph@codesourcery.com>
To: Christophe Lyon <christophe.lyon@arm.com>
CC: <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] genmultilib: Add sanity check
In-Reply-To: <20221102131004.3816486-1-christophe.lyon@arm.com>
Message-ID: <3e9c1413-ece9-d28-f02-f04a5f961813@codesourcery.com>
References: <20221102131004.3816486-1-christophe.lyon@arm.com>
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On Wed, 2 Nov 2022, Christophe Lyon via Gcc-patches wrote:

> +# Sanity check: make sure we have as many dirnames as options
> +if [ -n "${dirnames}" ]; then
> +    options_arr=($options)

This is an sh script; arrays are a bash feature.  Building GCC isn't 
supposed to need bash (or to rely on $(SHELL) being bash, even when bash 
is available - many GNU/Linux systems use dash for /bin/sh), only a POSIX 
shell.

-- 
Joseph S. Myers
joseph@codesourcery.com