From 1f48a39d4581ae7ec8027d54101e7f29fe95f548 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Tue, 19 Nov 2019 00:01:56 +0000 Subject: amsmath (19nov19) git-svn-id: svn://tug.org/texlive/trunk@52854 c570f23f-e606-0410-a88d-b1316a301751 --- Master/texmf-dist/source/latex/amsmath/amsmath.dtx | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) (limited to 'Master/texmf-dist/source/latex/amsmath') diff --git a/Master/texmf-dist/source/latex/amsmath/amsmath.dtx b/Master/texmf-dist/source/latex/amsmath/amsmath.dtx index 8671694b706..11b7545c266 100644 --- a/Master/texmf-dist/source/latex/amsmath/amsmath.dtx +++ b/Master/texmf-dist/source/latex/amsmath/amsmath.dtx @@ -86,7 +86,7 @@ Bug reports can be opened (category \texttt{#1}) at\\% % \end{macrocode} % % \begin{macrocode} -\ProvidesPackage{amsmath}[2019/04/01 v2.17c AMS math features] +\ProvidesPackage{amsmath}[2019/11/16 v2.17d AMS math features] % \end{macrocode} % % \section{Catcode defenses} @@ -1641,10 +1641,19 @@ Foreign command \@backslashchar#1;\MessageBreak % By redefining \cs{set@mathaccent} we ensure that % \cn{DeclareMathAccent} will define accent commands to run our % \cs{mathaccentV} function instead of the primitive \cs{mathaccent}. +% \changes{v2.17d}{2019/11/16}{Added \cs{MakeRobust} to match kernel +% change (gh/216)} % \begin{macrocode} \def\set@mathaccent#1#2#3#4{% - \xdef#2{\@nx\protect\@nx\mathaccentV +% \end{macrocode} +% Now that the redefinitions done inside amsmath of the basic accents +% are all robust we can drop the \cs{protect} here. +% \begin{macrocode} + \xdef#2{% +% \@nx\protect + \@nx\mathaccentV {\@xp\@gobble\string#2}\hexnumber@#1#4}% + \MakeRobust#2% } % \end{macrocode} % @@ -1714,6 +1723,13 @@ Foreign command \@backslashchar#1;\MessageBreak Unable to redefine math accent \string#5}% \fi\fi} \def\@tempc#1"#2#3#4#5#6\@nil#7{% +% \end{macrocode} +% Drop the inner part of the robust accent so that it can be recreated +% without a warning. +% \changes{v2.17d}{2019/11/16}{Make temporarily fragile to match kernel +% change (gh/216)} +% \begin{macrocode} + \@xp\let\csname\@xp\@gobble\string#7\space\endcsname\@undefined \chardef\@tempd="#3\relax\set@mathaccent\@tempd{#7}{#2}{#4#5}} \def\@tempd#1\@nil#2{% \PackageWarningNoLine{amsmath}{% @@ -2091,7 +2107,7 @@ Foreign command \@backslashchar#1;\MessageBreak % \begin{macro}{\overunderset} % This is the combination of the previous two commands which is % something that is sometimes needed. -% \changes{v2.17c}{FMi}{New command \cs{overunderset}} +% \changes{v2.17c}{2019/04/01}{New command \cs{overunderset}} % \begin{macrocode} \newcommand{\overunderset}[3]{\binrel@{#3}% \binrel@@{\mathop{\kern\z@#3}\limits^{#1}_{#2}}} -- cgit v1.2.3