[PATCH] Use expandargv on gcc-ar [PR77576]

[Pekka Seppänen]

Call expandargv prior attempting to prepend a dash to the first
argument.  When using response files the first character is never a dash
but an at-sign.

        PR gcc/77576

gcc/ChangeLog:

        * gcc-ar.cc (main): Call expandargv.
---
 gcc/gcc-ar.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/gcc-ar.cc b/gcc/gcc-ar.cc
index 5e5b63e1988..2a1e99cace7 100644
--- a/gcc/gcc-ar.cc
+++ b/gcc/gcc-ar.cc
@@ -136,6 +136,8 @@ main (int ac, char **av)
   int exit_code = FATAL_EXIT_CODE;
   int i;

+  expandargv(&ac, &av);
+
   setup_prefixes (av[0]);

   /* Not using getopt for now.  */
--
2.34.1