diff -Naurp gcc/config/avr/avr-devices.c gcc/config/avr/avr-devices.c
--- gcc/config/avr/avr-devices.c 2011-10-28 12:15:49.000000000 +0530
+++ gcc/config/avr/avr-devices.c 2011-10-28 14:31:05.000000000 +0530
-@@ -275,6 +275,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -274,6 +274,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "avrxmega4", ARCH_AVRXMEGA4, NULL, 0, 0x2000, "x64d3" },
{ "atxmega64a3", ARCH_AVRXMEGA4, "__AVR_ATxmega64A3__", 0, 0x2000, "x64a3" },
{ "atxmega64a3u", ARCH_AVRXMEGA4, "__AVR_ATxmega64A3U__", 0, 0x2000, "x64a3u"},
{ "atxmega64d3", ARCH_AVRXMEGA4, "__AVR_ATxmega64D3__", 0, 0x2000, "x64d3" },
{ "atxmega64d4", ARCH_AVRXMEGA4, "__AVR_ATxmega64D4__", 0, 0x2000, "x64d4" },
/* Xmega, > 64K, <= 128K FLASH, > 64K RAM. */
-@@ -286,6 +287,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -285,6 +286,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "atxmega128a3", ARCH_AVRXMEGA6, "__AVR_ATxmega128A3__", 0, 0x2000, "x128a3" },
{ "atxmega128a3u",ARCH_AVRXMEGA6, "__AVR_ATxmega128A3U__", 0, 0x2000, "x128a3u"},
{ "atxmega128b1", ARCH_AVRXMEGA6, "__AVR_ATxmega128B1__", 0, 0x2000, "x128b1" },
diff -Naurp gcc/config/avr/t-avr gcc/config/avr/t-avr
--- gcc/config/avr/t-avr 2011-10-28 12:15:49.000000000 +0530
+++ gcc/config/avr/t-avr 2011-10-28 14:31:05.000000000 +0530
-@@ -285,6 +285,7 @@ MULTILIB_MATCHES = \
+@@ -284,6 +284,7 @@ MULTILIB_MATCHES = \
mmcu?avrxmega2=mmcu?atxmega32x1 \
mmcu?avrxmega4=mmcu?atxmega64a3 \
mmcu?avrxmega4=mmcu?atxmega64a3u \
mmcu?avrxmega4=mmcu?atxmega64d3 \
mmcu?avrxmega4=mmcu?atxmega64d4 \
mmcu?avrxmega5=mmcu?atxmega64a1 \
-@@ -292,6 +293,7 @@ MULTILIB_MATCHES = \
+@@ -291,6 +292,7 @@ MULTILIB_MATCHES = \
mmcu?avrxmega6=mmcu?atxmega128a3 \
mmcu?avrxmega6=mmcu?atxmega128a3u \
mmcu?avrxmega6=mmcu?atxmega128b1 \