configure: Remove AS check

The assembler is not issued directly, but rather always through CC
wrapper.  The binutils version check if done with LD instead.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>

aclocal.m4

@@ -118,7 +118,6 @@ case "$CC" in
     *fuse-ld=lld*) LDNAME=ld.lld;;
     *)             LDNAME=ld;;
 esac
-AS=`$CC -print-prog-name=as`
 LD=`$CC -print-prog-name=$LDNAME`
 AR=`$CC -print-prog-name=ar`
 AC_SUBST(AR)

configure

@@ -654,7 +654,6 @@ MAKEINFO
 MSGFMT
 MAKE
 LD
-AS
 GPROF
 OBJCOPY
 AR
@@ -4146,7 +4145,6 @@ case "$CC" in
     *fuse-ld=lld*) LDNAME=ld.lld;;
     *)             LDNAME=ld;;
 esac
-AS=`$CC -print-prog-name=as`
 LD=`$CC -print-prog-name=$LDNAME`
 AR=`$CC -print-prog-name=ar`
 
@@ -4157,70 +4155,6 @@ GPROF=`$CC -print-prog-name=gprof`
 
 
 # Accept binutils 2.25 or newer.
-for ac_prog in $AS
-do
-  # Extract the first word of "$ac_prog", so it can be a program name with args.
-set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AS+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$AS"; then
-  ac_cv_prog_AS="$AS" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_prog_AS="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi
-fi
-AS=$ac_cv_prog_AS
-if test -n "$AS"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AS" >&5
-$as_echo "$AS" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-  test -n "$AS" && break
-done
-
-if test -z "$AS"; then
-  ac_verc_fail=yes
-else
-  # Found it, now check the version.
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $AS" >&5
-$as_echo_n "checking version of $AS... " >&6; }
-  ac_prog_version=`$AS --version 2>&1 | sed -n 's/^.*GNU assembler.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
-  case $ac_prog_version in
-    '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
-    2.1[0-9][0-9]*|2.2[5-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*)
-       ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
-    *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
-
-  esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prog_version" >&5
-$as_echo "$ac_prog_version" >&6; }
-fi
-if test $ac_verc_fail = yes; then
-  AS=: critic_missing="$critic_missing as"
-fi
-
-
 libc_cv_with_lld=no
 case $($LD --version) in
   "GNU gold"*)

configure.ac

@@ -572,11 +572,6 @@ AC_PROG_LN_S
 LIBC_PROG_BINUTILS
 
 # Accept binutils 2.25 or newer.
-AC_CHECK_PROG_VER(AS, $AS, --version,
-		  [GNU assembler.* \([0-9]*\.[0-9.]*\)],
-		  [2.1[0-9][0-9]*|2.2[5-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*],
-		  AS=: critic_missing="$critic_missing as")
-
 libc_cv_with_lld=no
 case $($LD --version) in
   "GNU gold"*)

scripts/build-many-glibcs.py

@@ -1522,7 +1522,6 @@ class GlibcPolicyDefault(object):
             'CC=%s' % glibc.tool_name('gcc'),
             'CXX=%s' % glibc.tool_name('g++'),
             'AR=%s' % glibc.tool_name('ar'),
-            'AS=%s' % glibc.tool_name('as'),
             'LD=%s' % glibc.tool_name('ld'),
             'NM=%s' % glibc.tool_name('nm'),
             'OBJCOPY=%s' % glibc.tool_name('objcopy'),

sysdeps/x86/configure

@@ -33,8 +33,8 @@ $as_echo "$libc_cv_x86_cet_available" >&6; }
 fi
 if test $enable_cet != no; then
   # Check if assembler supports CET.
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $AS supports CET" >&5
-$as_echo_n "checking whether $AS supports CET... " >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler supports CET" >&5
+$as_echo_n "checking whether compiler supports CET... " >&6; }
 if ${libc_cv_x86_cet_as+:} false; then :
   $as_echo_n "(cached) " >&6
 else

sysdeps/x86/configure.ac

@@ -22,7 +22,7 @@ EOF
 fi
 if test $enable_cet != no; then
   # Check if assembler supports CET.
-  AC_CACHE_CHECK(whether $AS supports CET,
+  AC_CACHE_CHECK(whether compiler supports CET,
 		 libc_cv_x86_cet_as, [dnl
 cat > conftest.s <<EOF
 	incsspd %ecx