[PATCH] I'm debugging https://github.com/helix-editor/helix.git@63dcaae1b9083396fb3faaef9eaa2421f7e48fb9, which is a editor implemented with rust lang. When I type gdb command below: (gdb) b pars gdb dumped. I got: m_match = 0x7fffd8173cc7 "parse::h3bbecc5bbd82b347" m_ignored_ranges = { first = 0x7fffd8173cbb "<impl str>::parse::h3bbecc5bbd82b347", second = 0x7fffd8173cc5 "::parse::h3bbecc5bbd82b347" }

[Zheng Zhan Liang <linuxmaker@163.com>]

From: Zheng Zhan <zzlossdev@163.com>

---
 gdb/completer.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/gdb/completer.h b/gdb/completer.h
index 8b4ad8ec4d4..b1faa1b2d71 100644
--- a/gdb/completer.h
+++ b/gdb/completer.h
@@ -163,8 +163,11 @@ class completion_match_for_lcd
 	const char *prev = m_match;
 	for (const auto &range : m_ignored_ranges)
 	  {
-	    m_finished_storage.append (prev, range.first);
-	    prev = range.second;
+            if (prev < range.first)
+              {
+                m_finished_storage.append (prev, range.first);
+                prev = range.second;
+              }
 	  }
 	m_finished_storage.append (prev);
 
-- 
2.38.1