re PR libffi/46792 (libffi fails building for cris-elf)

	PR libffi/46792
	* configure.ac (cris-*-elf, crisv32-*-elf): Disable target-libffi.
	* configure: Regenerate.

From-SVN: r167442

ChangeLog

+2010-12-03  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR libffi/46792
+	* configure.ac (cris-*-elf, crisv32-*-elf): Disable target-libffi.
+	* configure: Regenerate.
+
 2010-12-02  Ian Lance Taylor  <iant@google.com>
 
 	* configure.ac: Always set default for poststage1_ldflags to

configure

@@ -3247,8 +3247,8 @@ case "${target}" in
       *-*-aout)
 	unsupported_languages="$unsupported_languages fortran"
 	noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
-      *-*-elf)
-	noconfigdirs="$noconfigdirs target-boehm-gc";;
+      *-*-elf) # See PR46792 regarding target-libffi.
+	noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
       *-*-linux*)
 	noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
       *)

configure.ac

@@ -707,8 +707,8 @@ case "${target}" in
       *-*-aout)
 	unsupported_languages="$unsupported_languages fortran"
 	noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
-      *-*-elf)
-	noconfigdirs="$noconfigdirs target-boehm-gc";;
+      *-*-elf) # See PR46792 regarding target-libffi.
+	noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
       *-*-linux*)
 	noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
       *)