[binutils-gdb] Remove unnecessary cast

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=52ec426b5eb6a323d61a5049fd46a6117eecc6f5

commit 52ec426b5eb6a323d61a5049fd46a6117eecc6f5
Author: Tom Tromey <tromey@adacore.com>
Date:   Wed Mar 22 13:22:24 2023 -0600

    Remove unnecessary cast
    
    I found an upcast from template_symbol to symbol.  This was necessary
    long ago, but since symbols use inheritance now, it is not.  This
    patch removes it.  Tested by rebuilding.

Diff:
---
 gdb/dwarf2/read.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 3fc23e2d43f..c9208a097bf 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -10083,8 +10083,7 @@ read_func_scope (struct die_info *die, struct dwarf2_cu *cu)
 
   gdb_assert (cu->get_builder () != nullptr);
   newobj = cu->get_builder ()->push_context (0, lowpc);
-  newobj->name = new_symbol (die, read_type_die (die, cu), cu,
-			     (struct symbol *) templ_func);
+  newobj->name = new_symbol (die, read_type_die (die, cu), cu, templ_func);
 
   if (dwarf2_flag_true_p (die, DW_AT_main_subprogram, cu))
     set_objfile_main_name (objfile, newobj->name->linkage_name (),