[gcc r16-5267] Regenerate gcc/configure

[Xi Ruoyao]

https://gcc.gnu.org/g:c47f146274588794f79870c764234725106aad75

commit r16-5267-gc47f146274588794f79870c764234725106aad75
Author: Xi Ruoyao <xry111@xry111.site>
Date:   Fri Nov 14 10:11:07 2025 +0800

    Regenerate gcc/configure
    
    When I rebased r16-5226 I failed to notice the generated configure is
    different after r16-5138.
    
    gcc/
    
            * configure: Regenerate.

Diff:
---
 gcc/configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/configure b/gcc/configure
index 83decfb738c4..9d68bcd97a94 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -31729,7 +31729,7 @@ if ${gcc_cv_as_loongarch_16_byte_atomic_support+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   gcc_cv_as_loongarch_16_byte_atomic_support=no
-  if test x$gcc_cv_as != x; then
+  if test x"$gcc_cv_as" != x; then
     $as_echo 'vori.b $vr0, $vr1, 0
        sc.q $a0, $a1, $a2, 0' > conftest.s
     if { ac_try='$gcc_cv_as $gcc_cv_as_flags  -o conftest.o conftest.s >&5'