This is a sample document testing nested link text. The glossaries-extra package temporarily modifies commands like \gls or \glsxtrshort that occur in fields, when any of those field is accessed through linking commands.
First use: ssi enabled html (shtml).
Next use: shtml.
Glossary
html hypertext markup language1
shtml server side includes (ssi)enabled hypertext markup language (html) 1, 2
ssi server side includes1