[PATCH 6/9] gdb: update comment of global_symbol_searcher::expand_symtabs

[Simon Marchi <simon.marchi@efficios.com>]

Update the comment of expand_symtabs to describe more accurately what
the return value means.  It is true when a matching function msymbol for
which no debug info exists is found.

Change-Id: I7c26c065b31575066ed2398563cdc1dac8869f8b
---
 gdb/symtab.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gdb/symtab.h b/gdb/symtab.h
index 50d7000681df..acbe41d131b7 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -2676,8 +2676,9 @@ class global_symbol_searcher
   std::optional<compiled_regex> compile_type_regex () const;
 
   /* Expand symtabs in OBJFILE that match NAME_REGEX, are of type M_KIND.
-     Return true if any msymbols were seen that we should later consider
-     adding to the results list.  */
+     Return true if a matching function msymbol without debug info was
+     seen, meaning that msymbols should later be considered for the results
+     list.  */
   bool expand_symtabs (objfile *objfile,
 		       const std::optional<compiled_regex> &name_regex) const;
 
-- 
2.55.0