t-aarch64 (MULTILIB_OPTIONS): Fix definition so that options are conflicting ones.

2013-12-09  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/t-aarch64 (MULTILIB_OPTIONS): Fix definition so
	that options are conflicting ones.

From-SVN: r205843

gcc/ChangeLog

+2013-12-09  Andrew Pinski  <apinski@cavium.com>
+
+	* config/aarch64/t-aarch64 (MULTILIB_OPTIONS): Fix definition so
+	that options are conflicting ones.
+
 2013-12-09  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* optabs.c (gen_int_libfunc): Do not compare modes directly.

gcc/config/aarch64/t-aarch64

@@ -41,5 +41,5 @@ aarch-common.o: $(srcdir)/config/arm/aarch-common.c $(CONFIG_H) $(SYSTEM_H) \
 		$(srcdir)/config/arm/aarch-common.c
 
 comma=,
-MULTILIB_OPTIONS    = $(patsubst %, mabi=%, $(subst $(comma), ,$(TM_MULTILIB_CONFIG)))
+MULTILIB_OPTIONS    = $(subst $(comma),/, $(patsubst %, mabi=%, $(subst $(comma),$(comma)mabi=,$(TM_MULTILIB_CONFIG))))
 MULTILIB_DIRNAMES   = $(subst $(comma), ,$(TM_MULTILIB_CONFIG))