From 6a2494fdffcb534ee74743e2857207543fa51563 Mon Sep 17 00:00:00 2001
From: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Date: Wed, 3 Jul 2019 15:27:01 +0200
Subject: Allow underscore in labels.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
---
 qtmips_gui/fixmatheval.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'qtmips_gui')

diff --git a/qtmips_gui/fixmatheval.cpp b/qtmips_gui/fixmatheval.cpp
index c06d892..8852938 100644
--- a/qtmips_gui/fixmatheval.cpp
+++ b/qtmips_gui/fixmatheval.cpp
@@ -199,7 +199,7 @@ bool FmeExpression::parse(const QString &expression, QString &error) {
         QChar ch = 0;
         if (i < expression.size())
             ch = expression.at(i);
-        if(!ch.isLetterOrNumber()|| (i >= expression.size())) {
+        if(!(ch.isLetterOrNumber() || (ch == '_')) || (i >= expression.size())) {
             if (in_word) {
                 FmeNode *new_node = nullptr;
                 QString word = expression.mid(word_start, i - word_start);
-- 
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