Re: meson-test syntax error

> The new meson-test rule in t/Makefile causes a syntax error when the
> default shell does not support non-standard process substitution:
>
>   make[1]: Entering directory '/src/git/t'
>   rm -f -r 'test-results'
>   /bin/sh: 10: Syntax error: "(" unexpected
>   make[1]: *** [Makefile:119: check-meson] Error 2
>
> Due to this line:
>
>   diff -u <(echo "$$meson_tests") <(echo "$$actual_tests");
>
> This can of course be worked around with 'make test SHELL=/bin/bash',
> but is that expected?