commit 5ed01cd6167233e0926d02cdab862dc12873c9b2
Author: Enrico Forestieri <for...@lyx.org>
Date: Fri Feb 5 01:03:09 2021 +0100
Avoid double superscript errors
Fixes #1633
---
src/mathed/InsetMathScript.cpp | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/src/mathed/InsetMathScript.cpp b/src/mathed/InsetMathScript.cpp
index 01c91a3..5d522bb 100644
--- a/src/mathed/InsetMathScript.cpp
+++ b/src/mathed/InsetMathScript.cpp
@@ -509,9 +509,12 @@ void InsetMathScript::write(TeXMathStream & os) const
{
MathEnsurer ensurer(os);
- if (!nuc().empty())
+ if (!nuc().empty()) {
os << nuc();
- else if (os.firstitem())
+ // Avoid double superscript errors (bug #1633)
+ if (os.latex() && hasUp() && nuc().back()->getChar() == '\'')
+ os << "{}";
+ } else if (os.firstitem())
LYXERR(Debug::MATHED, "suppressing {} when writing");
else
os << "{}";
--
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