Fix delimiter selection crash issue

Fix #12384, close #12621
2022-12-09 15:52:34 +01:00 · 2022-12-09 15:52:34 +01:00 · 4e4d9d95ce
parent f1e1f6be87
commit 4e4d9d95ce
1 changed files with 3 additions and 0 deletions
--- a/PowerEditor/src/NppNotification.cpp
+++ b/PowerEditor/src/NppNotification.cpp
@ -752,6 +752,9 @@ BOOL Notepad_plus::notify(SCNotification *notification)
 					// which are closest to the clicked position.
 					for (int32_t i = static_cast<int32_t>(position_of_click); i >= 0; --i)
 					{
+						if (i >= static_cast<int32_t>(bufstring.size()))
+							return FALSE;
+
 						if (bufstring.at(i) == nppGUI._leftmostDelimiter)
 						{
 							// Respect escaped quotation marks.