From f3eac6b25998beeb0a8ea4a3361124ef2f2cec73 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Sun, 8 Apr 2018 18:21:40 +0400
Subject: [PATCH] Version 1.2.16: Fix text processing crash in OS X 10.6.

---
 Telegram/SourceFiles/ui/text/text.cpp       |  2 +-
 Telegram/SourceFiles/ui/text/text_block.cpp | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/ui/text/text.cpp b/Telegram/SourceFiles/ui/text/text.cpp
index bba57dfad..fca72d591 100644
--- a/Telegram/SourceFiles/ui/text/text.cpp
+++ b/Telegram/SourceFiles/ui/text/text.cpp
@@ -27,7 +27,7 @@ inline int32 countBlockHeight(const ITextBlock *b, const style::TextStyle *st) {
 
 bool chIsBad(QChar ch) {
 #ifdef OS_MAC_OLD
-	if (cIsSnowLeopard() && (ch == 8207 || ch == 8206)) {
+	if (cIsSnowLeopard() && (ch == 8207 || ch == 8206 || ch == 8288)) {
 		return true;
 	}
 #endif // OS_MAC_OLD
diff --git a/Telegram/SourceFiles/ui/text/text_block.cpp b/Telegram/SourceFiles/ui/text/text_block.cpp
index d39addab5..2959cec77 100644
--- a/Telegram/SourceFiles/ui/text/text_block.cpp
+++ b/Telegram/SourceFiles/ui/text/text_block.cpp
@@ -154,6 +154,18 @@ public:
 	void parseWords(QFixed minResizeWidth, int32 blockFrom) {
 		LineBreakHelper lbh;
 
+// Helper for debugging crashes in text processing.
+//
+//		auto debugChars = QString();
+//		debugChars.reserve(str.size() * 7);
+//		for (const auto ch : str) {
+//			debugChars.append(
+//				"0x").append(
+//				QString::number(ch.unicode(), 16).toUpper()).append(
+//				' ');
+//		}
+//		LOG(("Text: %1, chars: %2").arg(str).arg(debugChars));
+
 		int item = -1;
 		int newItem = eng->findItem(0);