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-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx9
1 files changed, 7 insertions, 2 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx b/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
index b2f0b59fab1..1bc377ed02a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -398,10 +398,15 @@
{ \text_declare_purify_equivalent:Nn #1 { } }
% \end{macrocode}
% Environments have to be handled by pure expansion.
+%
+% \begin{macro}{\@@_end_env:n}
% \begin{macrocode}
\text_declare_purify_equivalent:Nn \begin { \use:c }
-\text_declare_purify_equivalent:Nn \end { \use:c }
+\text_declare_purify_equivalent:Nn \end { \@@_end_env:n }
+\cs_new:Npn \@@_end_env:n #1 { \cs:w end #1 \cs_end: }
% \end{macrocode}
+% \end{macro}
+%
% Some common symbols and similar ideas.
% \begin{macrocode}
\text_declare_purify_equivalent:Nn \\ { }