configure.ac (--debug-prefix-map check): Change assembler version presumed to have feature to 2.18.

	* configure.ac (--debug-prefix-map check): Change assembler
	version presumed to have feature to 2.18.
	* configure: Regenerate.

From-SVN: r127800

gcc/ChangeLog

+2007-08-25  Joseph Myers  <joseph@codesourcery.com>
+
+	* configure.ac (--debug-prefix-map check): Change assembler
+	version presumed to have feature to 2.18.
+	* configure: Regenerate.
+
 2007-08-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* c-common.c (vector_types_convertible_p,

gcc/configure

@@ -16276,7 +16276,7 @@ if test "${gcc_cv_as_debug_prefix_map_flag+set}" = set; then
 else
   gcc_cv_as_debug_prefix_map_flag=no
     if test $in_tree_gas = yes; then
-    if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 19 \) \* 1000 + 0`
+    if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 18 \) \* 1000 + 0`
   then gcc_cv_as_debug_prefix_map_flag=yes
 fi
   elif test x$gcc_cv_as != x; then

gcc/configure.ac

@@ -3103,7 +3103,7 @@ if test x"$insn" != x; then
 
  gcc_GAS_CHECK_FEATURE([--debug-prefix-map option],
   gcc_cv_as_debug_prefix_map_flag,
-  [2,19,0], [--debug-prefix-map /a=/b], [$insn],,
+  [2,18,0], [--debug-prefix-map /a=/b], [$insn],,
   [AC_DEFINE(HAVE_AS_DEBUG_PREFIX_MAP, 1,
 [Define if your assembler supports the --debug-prefix-map option.])])
 fi