[PATCH] Add helper script for glibc debugging

[Joseph Myers]

On Tue, 24 Sep 2019, Gabriel F. T. Gomes wrote:

> +# Defaults
> +SOURCE_DIR="$$HOME/src/glibc"

I think this should default to the actual source directory used when 
configuring glibc.

> +  -t, --testcase
> +	Absolute path to program to be tested
> +	Defaults to \$$PWD/stdlib/tst-strfrom

I don't think there should be a default for this at all.

(I find use of --enable-hardcoded-path-in-tests convenient for debugging 
to avoid the complications this patch deals with.)

-- 
Joseph S. Myers
joseph@codesourcery.com