binuitils: Check if AR is usable for LTO build

Check if AR is usable for LTO build with --enable-pgo-build=lto:

checking for -plugin option... ar: no operation specified
Failed: ar --plugin /usr/gcc-11.0.0-x32/libexec/gcc/x86_64-pc-linux-gnu/11.0.0/liblto_plugin.so rc
no
configure: error: AR with --plugin and rc is required for LTO build

instead of build failure later.

	PR binutils/26766
	* configure.ac:
	* configure: Regenerated.

1 files changed, 4 insertions, 0 deletions

diff --git a/configure b/configure
index 5437ef1..25d2fc4 100755
--- a/configure
+++ b/configure
@@ -10241,6 +10241,10 @@ if test -n "$PLUGIN_OPTION"; then
   if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
     RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
   fi
+else
+  if test "$enable_pgo_build" != "no"; then
+    as_fn_error $? "AR with --plugin and rc is required for LTO build" "$LINENO" 5
+  fi
 fi