acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.

	gcc/
	* acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
	* configure: Regenerate.

From-SVN: r176248

gcc/ChangeLog

+2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
+
+	* acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
+	* configure: Regenerate.
+
 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 
 	* config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.

gcc/acinclude.m4

-dnl Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+dnl Copyright (C) 2005, 2006, 2007, 2008, 2011 Free Software Foundation, Inc.
 dnl
 dnl This file is part of GCC.
 dnl
@@ -583,7 +583,7 @@ AC_CACHE_CHECK([assembler for $1], [$2],
   if test $in_tree_gas = yes; then
     gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes])
   el])if test x$gcc_cv_as != x; then
-    echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s
+    AS_ECHO([ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]')]) > conftest.s
     if AC_TRY_COMMAND([$gcc_cv_as $gcc_cv_as_flags $4 -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD])
     then
 	ifelse([$6],, [$2]=yes, [$6])