[binutils-gdb/binutils-2_41-branch] aarch64: Remove unused function

[Richard Sandiford]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6ffa5a420a0ce533feb6bc09f6f76bac9e3930bd

commit 6ffa5a420a0ce533feb6bc09f6f76bac9e3930bd
Author: Richard Sandiford <richard.sandiford@arm.com>
Date:   Fri Sep 8 17:20:56 2023 +0100

    aarch64: Remove unused function
    
    set_expected_error is no longer used.  It has been replaced by
    more specific error messages.

Diff:
---
 gas/config/tc-aarch64.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 99fb5de2679..85a4c2b3917 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -241,13 +241,6 @@ set_default_error (void)
   inst.parsing_error.data[0].i = SEF_DEFAULT_ERROR;
 }
 
-static inline void
-set_expected_error (unsigned int flags)
-{
-  set_error (AARCH64_OPDE_SYNTAX_ERROR, NULL);
-  inst.parsing_error.data[0].i = flags;
-}
-
 static inline void
 set_syntax_error (const char *error)
 {