dvisvgm 2.3.2

git-svn-id: svn://tug.org/texlive/trunk@46577 c570f23f-e606-0410-a88d-b1316a301751

37 files changed, 253 insertions, 155 deletions

diff --git a/Build/source/texk/README b/Build/source/texk/README
index 45c582b8cba..9d7d64d0f4b 100644
--- a/Build/source/texk/README
+++ b/Build/source/texk/README
@@ -59,7 +59,7 @@ dvipos - maintained here, by us
 
 dvipsk - maintained here, by us
 
-dvisvgm 2.3.1 - checked 13jan18
+dvisvgm 2.3.2 - checked 09feb18
   http://dvisvgm.bplaced.net/Downloads
 
 gregorio 5.0.1 - checked 16apr17
diff --git a/Build/source/texk/dvisvgm/ChangeLog b/Build/source/texk/dvisvgm/ChangeLog
index f0af46e4ea4..2a6f1849afd 100644
--- a/Build/source/texk/dvisvgm/ChangeLog
+++ b/Build/source/texk/dvisvgm/ChangeLog
@@ -1,3 +1,7 @@
+2018-02-09  Akira Kakuto  <kakuto@fuk.kindai.ac.jp>
+
+	* Import 2.3.2.
+
 2018-01-15  Karl Berry  <karl@freefriends.org>
 
 	* Import 2.3.1 with Ghostscript.cpp patch from Martin.
diff --git a/Build/source/texk/dvisvgm/TLpatches/ChangeLog b/Build/source/texk/dvisvgm/TLpatches/ChangeLog
index 21c01cbdaba..1b2c676021f 100644
--- a/Build/source/texk/dvisvgm/TLpatches/ChangeLog
+++ b/Build/source/texk/dvisvgm/TLpatches/ChangeLog
@@ -1,3 +1,9 @@
+2018-02-09  Akira Kakuto  <kakuto@fuk.kindai.ac.jp>
+
+	* Import 2.3.2.
+	* patch-08-makefiles: adapt.
+	* patch-16-gserrornames: Remove.
+
 2018-01-15  Karl Berry  <karl@freefriends.org>
 
 	* Import 2.3.1.
diff --git a/Build/source/texk/dvisvgm/TLpatches/patch-08-makefiles b/Build/source/texk/dvisvgm/TLpatches/patch-08-makefiles
index b9d0894fbdc..7c031bcf9d0 100644
--- a/Build/source/texk/dvisvgm/TLpatches/patch-08-makefiles
+++ b/Build/source/texk/dvisvgm/TLpatches/patch-08-makefiles
@@ -1,6 +1,6 @@
-diff -u2r dvisvgm-2.3.1/Makefile.am dvisvgm-src/Makefile.am
---- dvisvgm-2.3.1/Makefile.am	2018-01-02 01:09:10.000000000 -0800
-+++ dvisvgm-src/Makefile.am	2018-01-15 15:21:16.671504747 -0800
+diff -u2r dvisvgm-2.3.2/Makefile.am dvisvgm-src/Makefile.am
+--- dvisvgm-2.3.2/Makefile.am	Tue Jan 02 18:32:38 2018
++++ dvisvgm-src/Makefile.am	Fri Feb 09 13:20:34 2018
 @@ -6,5 +6,5 @@
  AUTOMAKE_OPTIONS = foreign
  EXTRA_DIST = COPYING
@@ -8,9 +8,9 @@ diff -u2r dvisvgm-2.3.1/Makefile.am dvisvgm-src/Makefile.am
 +SUBDIRS = libs src #not for TL: tests doc
  ACLOCAL_AMFLAGS = -I m4
  
-diff -u2r dvisvgm-2.3.1/src/Makefile.am dvisvgm-src/src/Makefile.am
---- dvisvgm-2.3.1/src/Makefile.am	2018-01-02 01:09:11.000000000 -0800
-+++ dvisvgm-src/src/Makefile.am	2018-01-15 15:28:34.370204007 -0800
+diff -u2r dvisvgm-2.3.2/src/Makefile.am dvisvgm-src/src/Makefile.am
+--- dvisvgm-2.3.2/src/Makefile.am	Tue Jan 02 18:32:38 2018
++++ dvisvgm-src/src/Makefile.am	Fri Feb 09 13:29:22 2018
 @@ -14,8 +14,5 @@
  	$(noinst_LIBRARIES) \
  	../libs/clipper/libclipper.a \
diff --git a/Build/source/texk/dvisvgm/TLpatches/patch-16-gserrornames b/Build/source/texk/dvisvgm/TLpatches/patch-16-gserrornames
deleted file mode 100644
index acdeaddddcf..00000000000
--- a/Build/source/texk/dvisvgm/TLpatches/patch-16-gserrornames
+++ /dev/null
@@ -1,10 +0,0 @@
-diff -u2r dvisvgm-2.3.1/src/Ghostscript.cpp dvisvgm-src/src/Ghostscript.cpp
---- dvisvgm-2.3.1/src/Ghostscript.cpp	2018-01-02 01:09:11.000000000 -0800
-+++ dvisvgm-src/src/Ghostscript.cpp	2018-01-15 15:57:09.114619987 -0800
-@@ -347,5 +347,5 @@
- 	return error_names[code-1];
- #else
--	if (auto error_names = LOAD_SYMBOL(gs_error_names))
-+	if (auto error_names = loadSymbol<const char**>("gs_error_names"))
- 		return error_names[code-1];
- 	return nullptr;
diff --git a/Build/source/texk/dvisvgm/configure b/Build/source/texk/dvisvgm/configure
index 4d5b6492e87..3b1b0436964 100755
--- a/Build/source/texk/dvisvgm/configure
+++ b/Build/source/texk/dvisvgm/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for dvisvgm (TeX Live) 2.3.1.
+# Generated by GNU Autoconf 2.69 for dvisvgm (TeX Live) 2.3.2.
 #
 # Report bugs to <tex-k@tug.org>.
 #
@@ -590,8 +590,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='dvisvgm (TeX Live)'
 PACKAGE_TARNAME='dvisvgm--tex-live-'
-PACKAGE_VERSION='2.3.1'
-PACKAGE_STRING='dvisvgm (TeX Live) 2.3.1'
+PACKAGE_VERSION='2.3.2'
+PACKAGE_STRING='dvisvgm (TeX Live) 2.3.2'
 PACKAGE_BUGREPORT='tex-k@tug.org'
 PACKAGE_URL=''
 
@@ -1375,7 +1375,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures dvisvgm (TeX Live) 2.3.1 to adapt to many kinds of systems.
+\`configure' configures dvisvgm (TeX Live) 2.3.2 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1446,7 +1446,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of dvisvgm (TeX Live) 2.3.1:";;
+     short | recursive ) echo "Configuration of dvisvgm (TeX Live) 2.3.2:";;
    esac
   cat <<\_ACEOF
 
@@ -1581,7 +1581,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-dvisvgm (TeX Live) configure 2.3.1
+dvisvgm (TeX Live) configure 2.3.2
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2449,7 +2449,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by dvisvgm (TeX Live) $as_me 2.3.1, which was
+It was created by dvisvgm (TeX Live) $as_me 2.3.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -8188,7 +8188,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='dvisvgm--tex-live-'
- VERSION='2.3.1'
+ VERSION='2.3.2'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -20189,7 +20189,7 @@ Usage: $0 [OPTIONS]
 Report bugs to <bug-libtool@gnu.org>."
 
 lt_cl_version="\
-dvisvgm (TeX Live) config.lt 2.3.1
+dvisvgm (TeX Live) config.lt 2.3.2
 configured by $0, generated by GNU Autoconf 2.69.
 
 Copyright (C) 2011 Free Software Foundation, Inc.
@@ -23580,7 +23580,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by dvisvgm (TeX Live) $as_me 2.3.1, which was
+This file was extended by dvisvgm (TeX Live) $as_me 2.3.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -23646,7 +23646,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-dvisvgm (TeX Live) config.status 2.3.1
+dvisvgm (TeX Live) config.status 2.3.2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.am b/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.am
index e428c70ea9a..1aedd13864d 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.am
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.am
@@ -5,7 +5,7 @@
 
 AUTOMAKE_OPTIONS = foreign
 EXTRA_DIST = COPYING
-SUBDIRS = libs src #TL: tests doc
+SUBDIRS = libs src #not for TL: tests doc
 ACLOCAL_AMFLAGS = -I m4
 
 if CODE_COVERAGE_ENABLED
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.in b/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.in
index 7a65cd6148c..8db55229142 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.in
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/Makefile.in
@@ -340,7 +340,7 @@ top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = foreign
 EXTRA_DIST = COPYING
-SUBDIRS = libs src #TL: tests doc
+SUBDIRS = libs src #not for TL: tests doc
 ACLOCAL_AMFLAGS = -I m4
 @CODE_COVERAGE_ENABLED_TRUE@lcov_dir = $(top_builddir)/lcov
 @CODE_COVERAGE_ENABLED_TRUE@lcov_file = $(lcov_dir)/lcov.info
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/NEWS b/Build/source/texk/dvisvgm/dvisvgm-src/NEWS
index 8840de7f6f4..9a967bdb7cf 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/NEWS
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/NEWS
@@ -1,3 +1,9 @@
+dvisvgm-2.3.2 (2018-02-08)
+- prevent the creation of redundant tspan elements
+- added support for new JFM format (patch by Hironobu Yamashita)
+- fixed build error occurred if GS development files were missing
+- fixed a potential memory issue regarding option --cache
+
 dvisvgm-2.3.1 (2018-01-12)
 - fixed the width of characters slanted by a mapfile entry (GH bug #82)
 - if ttfautohint fails for a font, dvisvgm now uses the unhinted font and
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/configure.ac b/Build/source/texk/dvisvgm/dvisvgm-src/configure.ac
index 8c52510ca24..af57575779f 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/configure.ac
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/configure.ac
@@ -4,8 +4,8 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.59)
-AC_INIT([dvisvgm],[2.3.1],[martin.gieseking@uos.de])
-DATE="January 2018"
+AC_INIT([dvisvgm],[2.3.2],[martin.gieseking@uos.de])
+DATE="February 2018"
 AC_CONFIG_SRCDIR(src)
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/doc/dvisvgm.1 b/Build/source/texk/dvisvgm/dvisvgm-src/doc/dvisvgm.1
index 875b32cf4dc..9fa5ad15a01 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/doc/dvisvgm.1
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/doc/dvisvgm.1
@@ -2,12 +2,12 @@
 .\"     Title: dvisvgm
 .\"    Author: Martin Gieseking <martin.gieseking@uos.de>
 .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
-.\"      Date: 01/12/2018
+.\"      Date: 02/08/2018
 .\"    Manual: dvisvgm Manual
-.\"    Source: dvisvgm 2.3.1
+.\"    Source: dvisvgm 2.3.2
 .\"  Language: English
 .\"
-.TH "DVISVGM" "1" "01/12/2018" "dvisvgm 2\&.3\&.1" "dvisvgm Manual"
+.TH "DVISVGM" "1" "02/08/2018" "dvisvgm 2\&.3\&.2" "dvisvgm Manual"
 .\" -----------------------------------------------------------------
 .\" * Define some portability stuff
 .\" -----------------------------------------------------------------
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/CMap.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/CMap.hpp
index 86a76e9bfea..4fbceb14ed2 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/CMap.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/CMap.hpp
@@ -97,8 +97,8 @@ class SegmentedCMap : public CMap
 		void write (std::ostream &os) const;
 		bool vertical () const override  {return _vertical;}
 		bool mapsToCID () const override {return _mapsToCID;}
-		size_t numCIDRanges () const     {return _cidranges.size();}
-		size_t numBFRanges () const      {return _bfranges.size();}
+		size_t numCIDRanges () const     {return _cidranges.numRanges();}
+		size_t numBFRanges () const      {return _bfranges.numRanges();}
 		std::string getROString () const override;
 
 	private:
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIActions.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIActions.hpp
index 8361e7dccce..182a7c3f4c4 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIActions.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIActions.hpp
@@ -27,14 +27,14 @@
 class BoundingBox;
 class Font;
 
-struct DVIActions{
+struct DVIActions {
 	virtual ~DVIActions () =default;
 	virtual void reset () {}
 	virtual void setChar (double x, double y, unsigned c, bool vertical, const Font &f) {}
 	virtual void setRule (double x, double y, double height, double width) {}
 	virtual void setTextOrientation (bool vertical) {}
-	virtual void moveToX (double x) {}
-	virtual void moveToY (double y) {}
+	virtual void moveToX (double x, bool forceSVGMove) {}
+	virtual void moveToY (double y, bool forceSVGMove) {}
 	virtual void setFont (int num, const Font &font) {}
 	virtual void special (const std::string &s, double dvi2bp, bool preprocessing=false) {}
 	virtual void beginPage (unsigned pageno, const std::vector<int32_t> &c) {}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.cpp
index ff0237109f0..d3aab868cc2 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.cpp
@@ -283,7 +283,7 @@ void DVIReader::cmdSetChar0 (int c) {
 	Font *font = FontManager::instance().getFont(_currFontNum);
 	dviSetChar0(c, font); // template method that may trigger further actions
 	putVFChar(font, c);   // further character processing if current font is a virtual font
-	moveRight(font->charWidth(c)*font->scaleFactor()*_mag/1000.0);
+	moveRight(font->charWidth(c)*font->scaleFactor()*_mag/1000.0, MoveMode::SETCHAR);
 }
 
 
@@ -300,7 +300,7 @@ void DVIReader::cmdSetChar (int len) {
 	Font *font = FontManager::instance().getFont(_currFontNum);
 	dviSetChar(c, font); // template method that may trigger further actions
 	putVFChar(font, c);  // further character processing if current font is a virtual font
-	moveRight(font->charWidth(c)*font->scaleFactor()*_mag/1000.0);
+	moveRight(font->charWidth(c)*font->scaleFactor()*_mag/1000.0, MoveMode::SETCHAR);
 }
 
 
@@ -330,7 +330,7 @@ void DVIReader::cmdSetRule (int) {
 	double height = _dvi2bp*readSigned(4);
 	double width  = _dvi2bp*readSigned(4);
 	dviSetRule(height, width);
-	moveRight(width);
+	moveRight(width, MoveMode::CHANGEPOS);
 }
 
 
@@ -347,7 +347,7 @@ void DVIReader::cmdPutRule (int) {
 }
 
 
-void DVIReader::moveRight (double dx) {
+void DVIReader::moveRight (double dx, MoveMode) {
 	switch (_dviState.d) {
 		case WritingMode::LR: _dviState.h += dx; break;
 		case WritingMode::TB: _dviState.v += dx; break;
@@ -356,7 +356,7 @@ void DVIReader::moveRight (double dx) {
 }
 
 
-void DVIReader::moveDown (double dy) {
+void DVIReader::moveDown (double dy, MoveMode) {
 	switch (_dviState.d) {
 		case WritingMode::LR: _dviState.v += dy; break;
 		case WritingMode::TB: _dviState.h -= dy; break;
@@ -367,29 +367,29 @@ void DVIReader::moveDown (double dy) {
 
 void DVIReader::cmdRight (int len) {
 	double dx = _dvi2bp*readSigned(len);
-	moveRight(dx);
+	moveRight(dx, MoveMode::CHANGEPOS);
 	dviRight(dx);
 }
 
 
 void DVIReader::cmdDown (int len) {
 	double dy = _dvi2bp*readSigned(len);
-	moveDown(dy);
+	moveDown(dy, MoveMode::CHANGEPOS);
 	dviDown(dy);
 }
 
 
 void DVIReader::cmdNop (int) {dviNop();}
-void DVIReader::cmdX0 (int)  {moveRight(_dviState.x); dviX0();}
-void DVIReader::cmdY0 (int)  {moveDown(_dviState.y); dviY0();}
-void DVIReader::cmdW0 (int)  {moveRight(_dviState.w); dviW0();}
-void DVIReader::cmdZ0 (int)  {moveDown(_dviState.z); dviZ0();}
+void DVIReader::cmdX0 (int)  {moveRight(_dviState.x, MoveMode::CHANGEPOS); dviX0();}
+void DVIReader::cmdY0 (int)  {moveDown(_dviState.y, MoveMode::CHANGEPOS); dviY0();}
+void DVIReader::cmdW0 (int)  {moveRight(_dviState.w, MoveMode::CHANGEPOS); dviW0();}
+void DVIReader::cmdZ0 (int)  {moveDown(_dviState.z, MoveMode::CHANGEPOS); dviZ0();}
 
 
 void DVIReader::cmdX (int len) {
 	double dx = _dvi2bp*readSigned(len);
 	_dviState.x = dx;
-	moveRight(dx);
+	moveRight(dx, MoveMode::CHANGEPOS);
 	dviX(dx);
 }
 
@@ -397,7 +397,7 @@ void DVIReader::cmdX (int len) {
 void DVIReader::cmdY (int len) {
 	double dy = _dvi2bp*readSigned(len);
 	_dviState.y = dy;
-	moveDown(dy);
+	moveDown(dy, MoveMode::CHANGEPOS);
 	dviY(dy);
 }
 
@@ -405,7 +405,7 @@ void DVIReader::cmdY (int len) {
 void DVIReader::cmdW (int len) {
 	double dx = _dvi2bp*readSigned(len);
 	_dviState.w = dx;
-	moveRight(dx);
+	moveRight(dx, MoveMode::CHANGEPOS);
 	dviW(dx);
 }
 
@@ -413,7 +413,7 @@ void DVIReader::cmdW (int len) {
 void DVIReader::cmdZ (int len) {
 	double dy = _dvi2bp*readSigned(len);
 	_dviState.z = dy;
-	moveDown(dy);
+	moveDown(dy, MoveMode::CHANGEPOS);
 	dviZ(dy);
 }
 
@@ -610,7 +610,7 @@ void DVIReader::cmdXGlyphArray (int) {
 		dviXGlyphArray(dx, dy, glyphs, *font);
 	else
 		throw DVIException("missing setfont prior to xglypharray");
-	moveRight(width);
+	moveRight(width, MoveMode::SETCHAR);
 }
 
 
@@ -625,7 +625,7 @@ void DVIReader::cmdXGlyphString (int) {
 		dviXGlyphString(dx, glyphs, *font);
 	else
 		throw DVIException("missing setfont prior to xglyphstring");
-	moveRight(width);
+	moveRight(width, MoveMode::SETCHAR);
 }
 
 
@@ -647,7 +647,7 @@ void DVIReader::cmdXTextAndGlyphs (int) {
 		dviXTextAndGlyphs(x, y, chars, glyphs, *font);
 	else
 		throw DVIException("missing setfont prior to xtextandglyphs");
-	moveRight(width);
+	moveRight(width, MoveMode::SETCHAR);
 }
 
 
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.hpp
index e46748e664c..a17b98a5f2d 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIReader.hpp
@@ -38,6 +38,7 @@ class DVIReader : public BasicDVIReader, public VFActions {
 	protected:
 		enum class WritingMode {LR=0, TB=1, BT=3};
 		enum class SetFontMode {SF_SHORT, SF_LONG, VF_ENTER, VF_LEAVE};
+		enum class MoveMode {SETCHAR, CHANGEPOS};
 
 		struct DVIState {
 			double h, v;        ///< horizontal and vertical cursor position
@@ -67,8 +68,8 @@ class DVIReader : public BasicDVIReader, public VFActions {
 		void collectBopOffsets ();
 		size_t numberOfPageBytes (int n) const {return _bopOffsets.size() > 1 ? _bopOffsets[n+1]-_bopOffsets[n] : 0;}
 		void goToPostamble ();
-		virtual void moveRight (double dx);
-		virtual void moveDown (double dy);
+		virtual void moveRight (double dx, MoveMode mode);
+		virtual void moveDown (double dy, MoveMode mode);
 		void putVFChar (Font *font, uint32_t c);
 		double putGlyphArray (bool xonly, std::vector<double> &dx, std::vector<double> &dy, std::vector<uint16_t> &glyphs);
 		const Font* defineFont (uint32_t fontnum, const std::string &name, uint32_t cs, double ds, double ss);
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.cpp
index d527ab2553d..79744656f3a 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.cpp
@@ -359,24 +359,24 @@ string DVIToSVG::getSVGFilename (unsigned pageno) const {
 }
 
 
-void DVIToSVG::moveRight (double dx) {
-	DVIReader::moveRight(dx);
+void DVIToSVG::moveRight (double dx, MoveMode mode) {
+	DVIReader::moveRight(dx, mode);
 	if (_actions) {
 		if (dviState().d == WritingMode::LR)
-			_actions->moveToX(dviState().h+_tx);
+			_actions->moveToX(dviState().h+_tx, mode == MoveMode::CHANGEPOS);
 		else
-			_actions->moveToY(dviState().v+_ty);
+			_actions->moveToY(dviState().v+_ty, mode == MoveMode::CHANGEPOS);
 	}
 }
 
 
-void DVIToSVG::moveDown (double dy) {
-	DVIReader::moveDown(dy);
+void DVIToSVG::moveDown (double dy, MoveMode mode) {
+	DVIReader::moveDown(dy, mode);
 	if (_actions) {
 		if (dviState().d == WritingMode::LR)
-			_actions->moveToY(dviState().v+_ty);
+			_actions->moveToY(dviState().v+_ty, mode == MoveMode::CHANGEPOS);
 		else
-			_actions->moveToX(dviState().h+_tx);
+			_actions->moveToX(dviState().h+_tx, mode == MoveMode::CHANGEPOS);
 	}
 }
 
@@ -437,9 +437,9 @@ void DVIToSVG::dviPutRule (double height, double width) {
 void DVIToSVG::dviPop () {
 	if (_actions) {
 		if (_prevXPos != dviState().h+_tx)
-			_actions->moveToX(dviState().h + _tx);
+			_actions->moveToX(dviState().h + _tx, true);  // force setting the SVG position
 		if (_prevYPos != dviState().v+_ty)
-			_actions->moveToY(dviState().v + _ty);
+			_actions->moveToY(dviState().v + _ty, true);  // force setting the SVG position
 		if (_prevWritingMode != dviState().d)
 			_actions->setTextOrientation(dviState().d != WritingMode::LR);
 	}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.hpp
index 5385188f370..5b5c619be02 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVG.hpp
@@ -58,8 +58,8 @@ class DVIToSVG : public DVIReader {
 		void enterBeginPage (unsigned pageno, const std::vector<int32_t> &c);
 		void leaveEndPage (unsigned pageno);
 		void embedFonts (XMLElementNode *svgElement);
-		void moveRight (double dx) override;
-		void moveDown (double dy) override;
+		void moveRight (double dx, MoveMode mode) override;
+		void moveDown (double dy, MoveMode mode) override;
 
 		void dviPost (uint16_t stdepth, uint16_t pages, uint32_t pw, uint32_t ph, uint32_t mag, uint32_t num, uint32_t den, uint32_t lbopofs) override;
 		void dviBop (const std::vector<int32_t> &c, int32_t prevBopOffset) override;
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.cpp
index ef377e7266b..511b6b04c1a 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.cpp
@@ -49,15 +49,23 @@ void DVIToSVGActions::reset() {
 }
 
 
-void DVIToSVGActions::moveToX (double x) {
+/** Change current horizontal position.
+ *  @param[in] x new horizontal position
+ *  @param[in] forceSVGMove if true, creates an explicit position change in the SVG tree */
+void DVIToSVGActions::moveToX (double x, bool forceSVGMove) {
 	SpecialManager::instance().notifyPositionChange(getX(), getY(), *this);
-	_svg.setX(x);
+	if (forceSVGMove)
+		_svg.setX(x);
 }
 
 
-void DVIToSVGActions::moveToY (double y) {
+/** Change current vertical position.
+ *  @param[in] y new vertical position
+ *  @param[in] forceSVGMove if true, creates an explicit position change in the SVG tree */
+void DVIToSVGActions::moveToY (double y, bool forceSVGMove) {
 	SpecialManager::instance().notifyPositionChange(getX(), getY(), *this);
-	_svg.setY(y);
+	if (forceSVGMove)
+		_svg.setY(y);
 }
 
 
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.hpp
index 0712f6cd1e0..8b3ef317759 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/DVIToSVGActions.hpp
@@ -60,8 +60,8 @@ class DVIToSVGActions : public DVIActions, public SpecialActions {
 		void pushContextElement (std::unique_ptr<XMLElementNode> &&node) override {_svg.pushContextElement(std::move(node));}
 		void popContextElement () override                      {_svg.popContextElement();}
 		void setTextOrientation(bool vertical) override         {_svg.setVertical(vertical);}
-		void moveToX (double x) override;
-		void moveToY (double y) override;
+		void moveToX (double x, bool forceSVGMove) override;
+		void moveToY (double y, bool forceSVGMove) override;
 		void setFont (int num, const Font &font) override;
 		void special (const std::string &spc, double dvi2bp, bool preprocessing=false) override;
 		void beginPage (unsigned pageno, const std::vector<int32_t> &c) override;
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.cpp
index 2291ca83ec1..05fec0e7c84 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.cpp
@@ -66,10 +66,12 @@ JFM::JFM (istream &is) {
 
 void JFM::readTables (StreamReader &reader, int nt, int nw, int nh, int nd, int ni) {
 	// determine smallest charcode with chartype > 0
-	uint16_t minchar=0xFFFF, maxchar=0;
+	uint32_t minchar=0xFFFFFFFF, maxchar=0;
 	for (int i=0; i < nt; i++) {
-		uint16_t c = (uint16_t)reader.readUnsigned(2);
-		uint16_t t = (uint16_t)reader.readUnsigned(2);
+		// support new JFM spec by texjporg
+		uint32_t c = reader.readUnsigned(2);
+		c += 0x10000 * reader.readUnsigned(1);
+		uint8_t t =  uint8_t(reader.readUnsigned(1));
 		if (t > 0) {
 			minchar = min(minchar, c);
 			maxchar = max(maxchar, c);
@@ -78,12 +80,13 @@ void JFM::readTables (StreamReader &reader, int nt, int nw, int nh, int nd, int
 	// build charcode to chartype map
 	if (minchar <= maxchar) {
 		_minchar = minchar;
-		_charTypeTable.resize(maxchar-minchar+1);
-		memset(&_charTypeTable[0], 0, nt*sizeof(uint16_t));
+		_charTypeTable.resize(maxchar-minchar+1, 0);
 		reader.seek(-nt*4, ios::cur);
 		for (int i=0; i < nt; i++) {
-			uint16_t c = (uint16_t)reader.readUnsigned(2);
-			uint16_t t = (uint16_t)reader.readUnsigned(2);
+			// support new JFM spec by texjporg
+			uint32_t c = reader.readUnsigned(2);
+			c += 0x10000 * reader.readUnsigned(1);
+			uint8_t t = uint8_t(reader.readUnsigned(1));
 			if (c >= minchar)
 				_charTypeTable[c-minchar] = t;
 		}
@@ -93,8 +96,8 @@ void JFM::readTables (StreamReader &reader, int nt, int nw, int nh, int nd, int
 
 
 int JFM::charIndex (int c) const {
-	uint16_t chartype = 0;
-	if (!_charTypeTable.empty() && c >= _minchar && size_t(c) < _minchar+_charTypeTable.size())
+	uint8_t chartype = 0;
+	if (!_charTypeTable.empty() && uint32_t(c) >= _minchar && uint32_t(c) < _minchar+_charTypeTable.size())
 		chartype = _charTypeTable[c-_minchar];
 	return TFM::charIndex(chartype);
 }
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.hpp
index 908ad7a1c14..ba5b5ba876a 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/JFM.hpp
@@ -25,22 +25,21 @@
 #include "TFM.hpp"
 
 
-class JFM : public TFM
-{
+class JFM : public TFM {
 	public:
 		JFM (std::istream &is);
 		bool verticalLayout () const  override {return _vertical;}
-		uint16_t minChar () const {return _minchar;}
-		uint16_t maxChar () const {return static_cast<uint16_t>(_minchar+_charTypeTable.size()-1);}
+		uint32_t minChar () const {return _minchar;}
+		uint32_t maxChar () const {return static_cast<uint32_t>(_minchar+_charTypeTable.size()-1);}
 
 	protected:
 		void readTables (StreamReader &reader, int nt, int nw, int nh, int nd, int ni);
 		int charIndex (int c) const override;
 
 	private:
-		uint16_t _minchar;  ///< character code of first entry in character type table
+		uint32_t _minchar;  ///< character code of first entry in character type table
 		bool _vertical;     ///< true if metrics refer to vertical text layout
-		std::vector<uint16_t> _charTypeTable;
+		std::vector<uint8_t> _charTypeTable;
 };
 
 #endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/MiKTeXCom.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/MiKTeXCom.cpp
index d22cc45f690..bce560c1dee 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/MiKTeXCom.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/MiKTeXCom.cpp
@@ -18,7 +18,6 @@
 ** along with this program; if not, see <http://www.gnu.org/licenses/>. **
 *************************************************************************/
 
-#include <stdio.h>
 #include <comdef.h>
 #include <string>
 #include "MessageException.hpp"
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.cpp
index 24b76362bd5..c96aa1029bf 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.cpp
@@ -125,11 +125,11 @@ void RangeMap::addRange (uint32_t cmin, uint32_t cmax, uint32_t vmin) {
 void RangeMap::adaptNeighbors (Ranges::iterator it) {
 	if (it != _ranges.end()) {
 		// adapt left neighbor
-		if (it != _ranges.begin() && it->min() <= (it-1)->max()) {
-			Ranges::iterator lit = it-1;  // points to left neighbor
+		Ranges::iterator lit = it-1;    // points to left neighbor
+		if (it != _ranges.begin() && it->min() <= lit->max()) {
 			bool left_neighbor_valid = (it->min() > 0 && it->min()-1 >= lit->min());
-			if (left_neighbor_valid)      // is adapted left neighbor valid?
-				lit->max(it->min()-1);     // => assign new max value
+			if (left_neighbor_valid)     // is adapted left neighbor valid?
+				lit->max(it->min()-1);  // => assign new max value
 			if (!left_neighbor_valid || it->join(*lit))
 				it = _ranges.erase(lit);
 		}
@@ -176,6 +176,15 @@ uint32_t RangeMap::valueAt (uint32_t c) const {
 }
 
 
+/** Returns the number of values mapped. */
+size_t RangeMap::numValues () const {
+	size_t count=0;
+	for (const Range &range : _ranges)
+		count += range.max()-range.min()+1;
+	return count;
+}
+
+
 ostream& RangeMap::Range::write (ostream& os) const {
 	return os << '[' << _min << ',' << _max << "] => " << _minval;
 }
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.hpp
index 70291696f66..4ae5c0c1ed0 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/RangeMap.hpp
@@ -27,10 +27,8 @@
 
 
 class RangeMap {
-	class Range
-	{
+	class Range {
 		friend class RangeMap;
-
 		public:
 			Range () : _min(0), _max(0), _minval(0) {}
 
@@ -44,6 +42,7 @@ class RangeMap {
 			uint32_t minval () const               {return _minval;}
 			uint32_t maxval () const               {return valueAt(_max);}
 			uint32_t valueAt (uint32_t c) const    {return c-_min+_minval;}
+			uint32_t numKeys () const              {return _max-_min+1;}
 			bool operator < (const Range &r) const {return _min < r._min;}
 			std::ostream& write (std::ostream &os) const;
 
@@ -60,13 +59,70 @@ class RangeMap {
 
 	using Ranges = std::vector<Range>;
 
+	class Iterator {
+		friend class RangeMap;
+		public:
+			void operator ++ () {
+				if (_currentKey < _rangeIterator->max())
+					++_currentKey;
+				else {
+					if (++_rangeIterator != _rangeMap._ranges.end())
+						_currentKey = _rangeIterator->min();
+				}
+			}
+
+			void operator -- () {
+				if (_currentKey > _rangeIterator->min())
+					--_currentKey;
+				else {
+					if (_rangeIterator != _rangeMap._ranges.begin())
+						_currentKey = (--_rangeIterator)->max();
+				}
+			}
+
+			std::pair<uint32_t,uint32_t> operator * () const {
+				return std::pair<uint32_t,uint32_t>(_currentKey, _rangeMap.valueAt(_currentKey));
+			}
+
+			bool operator == (const Iterator &it) const {
+				bool ret = (_rangeIterator == it._rangeIterator);
+				if (ret && _rangeIterator != _rangeMap._ranges.end())
+					ret = (_currentKey == it._currentKey);
+				return ret;
+			}
+
+			bool operator != (const Iterator &it) const {
+				bool ret = (_rangeIterator != it._rangeIterator);
+				if (!ret && _rangeIterator != _rangeMap._ranges.end())
+					ret = _currentKey != it._currentKey;
+				return ret;
+			}
+
+		protected:
+			Iterator (const RangeMap &rangeMap, Ranges::const_iterator it) : _rangeMap(rangeMap), _rangeIterator(it), _currentKey() {
+				if (_rangeIterator != _rangeMap._ranges.end())
+					_currentKey = _rangeIterator->min();
+			}
+
+		private:
+			const RangeMap &_rangeMap;
+			Ranges::const_iterator _rangeIterator;
+			uint32_t _currentKey;
+	};
+
 	public:
 		void addRange (uint32_t first, uint32_t last, uint32_t cid);
 		bool valueExists (uint32_t c) const  {return lookup(c) >= 0;}
 		uint32_t valueAt (uint32_t c) const;
-		size_t size () const                 {return _ranges.size();}
-		bool empty () const                  {return _ranges.empty();}
-		void clear ()                        {_ranges.clear();}
+		uint32_t minKey () const               {return _ranges.empty() ? 0 : _ranges.front().min();}
+		uint32_t maxKey () const               {return _ranges.empty() ? 0 : _ranges.back().max();}
+		size_t numRanges () const              {return _ranges.size();}
+		size_t numValues () const;
+		bool empty () const                    {return _ranges.empty();}
+		void clear ()                          {_ranges.clear();}
+		const Range& getRange (size_t n) const {return _ranges[n];}
+		Iterator begin () const                {return Iterator(*this, _ranges.begin());}
+		Iterator end () const                  {return Iterator(*this, _ranges.end());}
 		std::ostream& write (std::ostream &os) const;
 
 	protected:
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/ToUnicodeMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/ToUnicodeMap.cpp
index 1e405d94a28..dff9c923fad 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/ToUnicodeMap.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/ToUnicodeMap.cpp
@@ -36,17 +36,17 @@ bool ToUnicodeMap::addMissingMappings (uint32_t maxIndex) {
 	bool success=true;
 	// collect Unicode points already in assigned
 	NumericRanges<uint32_t> codepoints;
-	for (size_t i=0; i < size() && success; i++)
+	for (size_t i=0; i < numRanges() && success; i++)
 		codepoints.addRange(rangeAt(i).minval(), rangeAt(i).maxval());
 	// fill unmapped ranges
 	if (empty()) // no Unicode mapping present at all?
 		success = fillRange(1, maxIndex, 1, codepoints, true);
 	else {   // (partial) Unicode mapping present?
 		success = fillRange(1, rangeAt(0).min()-1, rangeAt(0).minval()-1, codepoints, false);
-		for (size_t i=0; i < size()-1 && success; i++)
+		for (size_t i=0; i < numRanges()-1 && success; i++)
 			success = fillRange(rangeAt(i).max()+1, rangeAt(i+1).min()-1, rangeAt(i).maxval()+1, codepoints, true);
 		if (success)
-			success = fillRange(rangeAt(size()-1).max()+1, maxIndex, rangeAt(size()-1).maxval()+1, codepoints, true);
+			success = fillRange(rangeAt(numRanges()-1).max()+1, maxIndex, rangeAt(numRanges()-1).maxval()+1, codepoints, true);
 	}
 	return success;
 }
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/TpicSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/TpicSpecialHandler.cpp
index 7f007697395..9b5baf9ef12 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/TpicSpecialHandler.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/TpicSpecialHandler.cpp
@@ -262,7 +262,7 @@ static double bit_sequence_to_gray (const string &hexstr) {
 		setbits += bitset<CHUNKBITS>(val).count();
 		totalbits += 4*digitcount;
 	}
-	return 1.0-double(setbits)/double(totalbits);
+	return totalbits == 0 ? 1.0 : 1.0-double(setbits)/double(totalbits);
 }
 
 
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/dvisvgm.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/dvisvgm.cpp
index 2a8e6d60425..89f698d3f37 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/dvisvgm.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/dvisvgm.cpp
@@ -117,7 +117,8 @@ static bool set_cache_dir (const CommandLine &args) {
 	if (args.cacheOpt.given() && args.cacheOpt.value().empty()) {
 		cout << "cache directory: " << (PhysicalFont::CACHE_PATH ? PhysicalFont::CACHE_PATH : "(none)") << '\n';
 		try {
-			FontCache::fontinfo(PhysicalFont::CACHE_PATH, cout, true);
+			if (PhysicalFont::CACHE_PATH)
+				FontCache::fontinfo(PhysicalFont::CACHE_PATH, cout, true);
 		}
 		catch (StreamReaderException &e) {
 			Message::wstream(true) << "failed reading cache data\n";
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/options.xml b/Build/source/texk/dvisvgm/dvisvgm-src/src/options.xml
index 39659844307..7613f44fb30 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/options.xml
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/options.xml
@@ -24,7 +24,7 @@
 	<program>
 		<usage>[options] dvifile</usage>
 		<usage>-E [options] epsfile</usage>
-		<description>This program converts DVI files, as created by TeX/LaTeX, to\nthe XML-based scalable vector graphics format SVG.</description>
+      <description>This program converts DVI files, as created by TeX/LaTeX, to\nthe XML-based scalable vector graphics format SVG.</description>
 		<copyright>Copyright (C) 2005-2018 Martin Gieseking &lt;martin.gieseking@uos.de></copyright>
 	</program>
 	<options>
@@ -134,13 +134,13 @@
 				<arg type="string" name="dir" optional="yes"/>
 				<description>set/print path of cache directory</description>
 			</option>
-			<option long="exact" short="e">
-				<description>compute exact glyph boxes</description>
-			</option>
-			<option long="keep">
-				<description>keep temporary files</description>
-			</option>
-			<option long="libgs" if="!defined(HAVE_LIBGS) &amp;&amp; !defined(DISABLE_GS)">
+         <option long="exact" short="e">
+            <description>compute exact glyph boxes</description>
+         </option>
+		   <option long="keep">
+		      <description>keep temporary files</description>
+		   </option>
+		   <option long="libgs" if="!defined(HAVE_LIBGS) &amp;&amp; !defined(DISABLE_GS)">
 				<arg name="filename" type="string"/>
 				<description>set name of Ghostscript shared library</description>
 			</option>
@@ -156,7 +156,7 @@
 				<description>don't process [selected] specials</description>
 			</option>
 			<option long="trace-all" short="a">
-				<arg name="retrace" type="bool" optional="yes" default="false"/>
+            <arg name="retrace" type="bool" optional="yes" default="false"/>
 				<description>trace all glyphs of bitmap fonts</description>
 			</option>
 		</section>
@@ -172,7 +172,7 @@
 				<description>print supported special sets and exit</description>
 			</option>
 			<option long="progress" short="P">
-				<arg name="delay" type="double" optional="yes" default="0.5"/>
+            <arg name="delay" type="double" optional="yes" default="0.5"/>
 				<description>enable progress indicator</description>
 			</option>
 			<option long="verbosity" short="v">
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/version.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/version.hpp
index 5feeeb38f68..f76120ef8c9 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/version.hpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/version.hpp
@@ -22,7 +22,7 @@
 #define VERSION_HPP
 
 constexpr const char *PROGRAM_NAME = "dvisvgm";
-constexpr const char *PROGRAM_VERSION = "2.3.1";
+constexpr const char *PROGRAM_VERSION = "2.3.2";
 
 #endif
 
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/JFMReaderTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/JFMReaderTest.cpp
index 9cfea3bc2ab..a8a109859d8 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/tests/JFMReaderTest.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/JFMReaderTest.cpp
@@ -53,15 +53,15 @@ TEST_F(JFMReaderTest, properties) {
 	EXPECT_FALSE(jfm->verticalLayout());
 	EXPECT_EQ(jfm->firstChar(), 0);
 	EXPECT_EQ(jfm->lastChar(), 1);
-	EXPECT_EQ(jfm->minChar(), 13143);
-	EXPECT_EQ(jfm->maxChar(), 14696);
+	EXPECT_EQ(jfm->minChar(), 13143u);
+	EXPECT_EQ(jfm->maxChar(), 14696u);
 	EXPECT_DOUBLE_EQ(jfm->getDesignSize(), 10.0*72.0/72.27);
 }
 
 
 TEST_F(JFMReaderTest, charWidth) {
-	uint16_t minchar = jfm->minChar();
-	uint16_t maxchar = jfm->maxChar();
+	uint32_t minchar = jfm->minChar();
+	uint32_t maxchar = jfm->maxChar();
 	EXPECT_NEAR(jfm->getCharWidth(0), 9.963, 0.001);
 	EXPECT_NEAR(jfm->getCharWidth(minchar), 4.981, 0.001);
 	EXPECT_NEAR(jfm->getCharWidth(minchar+1), 4.981, 0.001);
@@ -71,8 +71,8 @@ TEST_F(JFMReaderTest, charWidth) {
 
 
 TEST_F(JFMReaderTest, charHeight) {
-	uint16_t minchar = jfm->minChar();
-	uint16_t maxchar = jfm->maxChar();
+	uint32_t minchar = jfm->minChar();
+	uint32_t maxchar = jfm->maxChar();
 	EXPECT_NEAR(jfm->getCharHeight(0), 8.767, 0.001);
 	EXPECT_NEAR(jfm->getCharHeight(minchar), 8.767, 0.001);
 	EXPECT_NEAR(jfm->getCharHeight(minchar+1), 8.767, 0.001);
@@ -82,8 +82,8 @@ TEST_F(JFMReaderTest, charHeight) {
 
 
 TEST_F(JFMReaderTest, charDepth) {
-	uint16_t minchar = jfm->minChar();
-	uint16_t maxchar = jfm->maxChar();
+	uint32_t minchar = jfm->minChar();
+	uint32_t maxchar = jfm->maxChar();
 	EXPECT_NEAR(jfm->getCharDepth(0), 1.195, 0.001);
 	EXPECT_NEAR(jfm->getCharDepth(minchar), 1.195, 0.001);
 	EXPECT_NEAR(jfm->getCharDepth(minchar+1), 1.195, 0.001);
@@ -93,8 +93,8 @@ TEST_F(JFMReaderTest, charDepth) {
 
 
 TEST_F(JFMReaderTest, italicCorr) {
-	uint16_t minchar = jfm->minChar();
-	uint16_t maxchar = jfm->maxChar();
+	uint32_t minchar = jfm->minChar();
+	uint32_t maxchar = jfm->maxChar();
 	EXPECT_DOUBLE_EQ(jfm->getItalicCorr(0), 0);
 	EXPECT_DOUBLE_EQ(jfm->getItalicCorr(minchar), 0);
 	EXPECT_DOUBLE_EQ(jfm->getItalicCorr(minchar+1), 0);
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/RangeMapTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/RangeMapTest.cpp
index 2364023f772..82b790e0883 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/tests/RangeMapTest.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/RangeMapTest.cpp
@@ -45,13 +45,13 @@ static void check_zero (const RangeMap &rangemap, int min, int max) {
 TEST(RangeMapTest, disjoint_ranges) {
 	RangeMap rangemap;
 	rangemap.addRange(5, 8, 1);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("A", rangemap, 5, 8, 1);
 	CHECK_ZERO("B", rangemap, 0, 4);
 	CHECK_ZERO("C", rangemap, 9, 20);
 
 	rangemap.addRange(10, 15, 5);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("D", rangemap, 5, 8, 1);
 	CHECK_RANGE("E", rangemap, 10, 15, 5);
 	CHECK_ZERO("F", rangemap, 0, 4);
@@ -59,7 +59,7 @@ TEST(RangeMapTest, disjoint_ranges) {
 	CHECK_ZERO("H", rangemap, 16, 20);
 
 	rangemap.addRange(0, 3, 50);
-	ASSERT_EQ(rangemap.size(), 3u);
+	ASSERT_EQ(rangemap.numRanges(), 3u);
 	CHECK_RANGE("I", rangemap, 0, 3, 50);
 	CHECK_RANGE("J", rangemap, 5, 8, 1);
 	CHECK_RANGE("K", rangemap, 10, 15, 5);
@@ -68,7 +68,7 @@ TEST(RangeMapTest, disjoint_ranges) {
 	CHECK_ZERO("N", rangemap, 16, 20);
 
 	rangemap.addRange(16, 20, 1);
-	ASSERT_EQ(rangemap.size(), 4u);
+	ASSERT_EQ(rangemap.numRanges(), 4u);
 	CHECK_RANGE("O", rangemap, 5, 8, 1);
 	CHECK_RANGE("P", rangemap, 10, 15, 5);
 	CHECK_RANGE("Q", rangemap, 0, 3, 50);
@@ -79,20 +79,20 @@ TEST(RangeMapTest, disjoint_ranges) {
 TEST(RangeMapTest, touching_ranges1) {
 	RangeMap rangemap;
 	rangemap.addRange(5, 8, 10);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("A", rangemap, 5, 8, 10);
 
 	rangemap.addRange(9, 15, 14);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("B", rangemap, 5, 15, 10);
 
 	rangemap.addRange(1, 4, 5);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("C", rangemap, 1, 4, 5);
 	CHECK_RANGE("D", rangemap, 5, 15, 10);
 
 	rangemap.addRange(1, 4, 6);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("E", rangemap, 1, 15, 6);
 }
 
@@ -100,16 +100,16 @@ TEST(RangeMapTest, touching_ranges1) {
 TEST(RangeMapTest, touching_ranges2) {
 	RangeMap rangemap;
 	rangemap.addRange(7, 8, 10);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("A", rangemap, 7, 8, 10);
 
 	rangemap.addRange(2, 3, 1);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("B", rangemap, 2, 3, 1);
 	CHECK_RANGE("C", rangemap, 7, 8, 10);
 
 	rangemap.addRange(4, 4, 3);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("D", rangemap, 2, 4, 1);
 	CHECK_RANGE("E", rangemap, 7, 8, 10);
 }
@@ -119,26 +119,26 @@ TEST(RangeMapTest, overlapping_ranges) {
 	RangeMap rangemap;
 	rangemap.addRange(5, 8, 10);
 	rangemap.addRange(7, 15, 12);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("A", rangemap, 5, 15, 10);
 
 	rangemap.addRange(10, 20, 1);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("B", rangemap, 5, 9, 10);
 	CHECK_RANGE("C", rangemap, 10, 20, 1);
 
 	rangemap.addRange(2, 7, 7);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("D", rangemap, 2, 9, 7);
 	CHECK_RANGE("E", rangemap, 10, 20, 1);
 
 	rangemap.addRange(1, 12, 100);
-	ASSERT_EQ(rangemap.size(), 2u);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
 	CHECK_RANGE("F", rangemap, 1, 12, 100);
 	CHECK_RANGE("G", rangemap, 13, 20, 4);
 
 	rangemap.addRange(0, 30, 1);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("H", rangemap, 0, 30, 1);
 }
 
@@ -147,25 +147,41 @@ TEST(RangeMapTest, inner_ranges) {
 	RangeMap rangemap;
 	rangemap.addRange(5, 20, 1);
 	rangemap.addRange(10, 15, 6);
-	ASSERT_EQ(rangemap.size(), 1u);
+	ASSERT_EQ(rangemap.numRanges(), 1u);
 	CHECK_RANGE("A", rangemap, 5, 20, 1);
 
 	rangemap.addRange(10, 15, 100);
-	ASSERT_EQ(rangemap.size(), 3u);
+	ASSERT_EQ(rangemap.numRanges(), 3u);
 	CHECK_RANGE("B", rangemap, 5, 9, 1);
 	CHECK_RANGE("C", rangemap, 10, 15, 100);
 	CHECK_RANGE("D", rangemap, 16, 20, 12);
 
 	rangemap.addRange(15, 15, 50);
-	ASSERT_EQ(rangemap.size(), 4u);
+	ASSERT_EQ(rangemap.numRanges(), 4u);
 	CHECK_RANGE("E", rangemap, 5, 9, 1);
 	CHECK_RANGE("F", rangemap, 10, 14, 100);
 	CHECK_RANGE("G", rangemap, 15, 15, 50);
 	CHECK_RANGE("H", rangemap, 16, 20, 12);
 
 	rangemap.addRange(6, 19, 1);
-	ASSERT_EQ(rangemap.size(), 3u);
+	ASSERT_EQ(rangemap.numRanges(), 3u);
 	CHECK_RANGE("I", rangemap, 5, 5, 1);
 	CHECK_RANGE("J", rangemap, 6, 19, 1);
 	CHECK_RANGE("K", rangemap, 20, 20, 16);
 }
+
+
+TEST(RangeMapTest, iterators) {
+	RangeMap rangemap;
+	rangemap.addRange(5, 10, 1);
+	rangemap.addRange(20, 25, 60);
+	ASSERT_EQ(rangemap.numRanges(), 2u);
+	using Pair32 = pair<uint32_t,uint32_t>;
+	vector<Pair32> pairs = {
+		Pair32(5, 1), Pair32(6, 2), Pair32(7, 3), Pair32(8, 4), Pair32(9, 5), Pair32(10, 6),
+		Pair32(20, 60), Pair32(21, 61), Pair32(22, 62), Pair32(23, 63), Pair32(24, 64), Pair32(25, 65)
+	};
+	int count=0;
+	for (auto p : rangemap)
+		ASSERT_EQ(p, pairs[count++]);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/ToUnicodeMapTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/ToUnicodeMapTest.cpp
index d5c61d8f3ed..8b17e1397be 100644
--- a/Build/source/texk/dvisvgm/dvisvgm-src/tests/ToUnicodeMapTest.cpp
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/ToUnicodeMapTest.cpp
@@ -38,7 +38,7 @@ static void check_range (const ToUnicodeMap &ucmap, uint32_t min, uint32_t max,
 TEST(ToUnicodeMapTest, addMissingMappings1) {
 	ToUnicodeMap ucmap;
 	ASSERT_TRUE(ucmap.addMissingMappings(20));
-	ASSERT_EQ(ucmap.size(), 1u);
+	ASSERT_EQ(ucmap.numRanges(), 1u);
 	CHECK_RANGE("A", ucmap, 1, 20, 1);
 }
 
@@ -46,16 +46,16 @@ TEST(ToUnicodeMapTest, addMissingMappings1) {
 TEST(ToUnicodeMapTest, addMissingMappings2) {
 	ToUnicodeMap ucmap;
 	ucmap.addRange(5, 8, 40);
-	ASSERT_EQ(ucmap.size(), 1u);
+	ASSERT_EQ(ucmap.numRanges(), 1u);
 	CHECK_RANGE("A", ucmap, 5, 8, 40);
 
 	ucmap.addRange(10, 15, 50);
-	ASSERT_EQ(ucmap.size(), 2u);
+	ASSERT_EQ(ucmap.numRanges(), 2u);
 	CHECK_RANGE("B", ucmap, 5, 8, 40);
 	CHECK_RANGE("C", ucmap, 10, 15, 50);
 
 	ASSERT_TRUE(ucmap.addMissingMappings(20));
-	ASSERT_EQ(ucmap.size(), 2u);
+	ASSERT_EQ(ucmap.numRanges(), 2u);
 	CHECK_RANGE("D", ucmap, 1, 9, 36);
 	CHECK_RANGE("E", ucmap, 10, 20, 50);
 }
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/frktest.dvi b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/frktest.dvi
new file mode 100644
index 00000000000..723b08a2964
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/frktest.dvi
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample.dvi b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample.dvi
new file mode 100644
index 00000000000..87e6236021d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample.dvi
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v2.dvi b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v2.dvi
new file mode 100644
index 00000000000..89471522369
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v2.dvi
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v3.dvi b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v3.dvi
new file mode 100644
index 00000000000..26e2ce5cae7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/data/sample_v3.dvi
diff --git a/Build/source/texk/dvisvgm/version.ac b/Build/source/texk/dvisvgm/version.ac
index ef1fb185837..af95427ce55 100644
--- a/Build/source/texk/dvisvgm/version.ac
+++ b/Build/source/texk/dvisvgm/version.ac
@@ -9,4 +9,4 @@ dnl
 dnl --------------------------------------------------------
 dnl
 dnl  m4-include this file to define the current dvisvgm version
-m4_define([dvisvgm_version], [2.3.1])
+m4_define([dvisvgm_version], [2.3.2])