[LyX/master] Fix bug #10924.

[Richard Heck]

commit 68b959ff0639c69ac7ab90178e1ea872f39f8bac
Author: Richard Heck <rgh...@lyx.org>
Date:   Sat Feb 24 00:08:28 2018 -0500

    Fix bug #10924.
---
 src/Text.cpp |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Text.cpp b/src/Text.cpp
index 001aca5..70ffaf6 100644
--- a/src/Text.cpp
+++ b/src/Text.cpp
@@ -984,8 +984,8 @@ void Text::insertChar(Cursor & cur, char_type c)
                        number(cur); // Set current_font.number to ON
 
                        if (cur.pos() != 0) {
-                               char_type const c = par.getChar(cur.pos() - 1);
-                               if (contains(number_unary_operators, c) &&
+                               char_type const ch = par.getChar(cur.pos() - 1);
+                               if (contains(number_unary_operators, ch) &&
                                    (cur.pos() == 1
                                     || par.isSeparator(cur.pos() - 2)
                                     || par.isEnvSeparator(cur.pos() - 2)
@@ -993,7 +993,7 @@ void Text::insertChar(Cursor & cur, char_type c)
                                  ) {
                                        setCharFont(pit, cur.pos() - 1, 
cur.current_font,
                                                tm.font_);
-                               } else if (contains(number_separators, c)
+                               } else if (contains(number_separators, ch)
                                     && cur.pos() >= 2
                                     && tm.displayFont(pit, cur.pos() - 
2).fontInfo().number() == FONT_ON) {
                                        setCharFont(pit, cur.pos() - 1, 
cur.current_font,