diff -Naurp gcc/config/avr/avr-devices.c gcc/config/avr/avr-devices.c
--- gcc/config/avr/avr-devices.c 2011-10-28 12:06:09.000000000 +0530
+++ gcc/config/avr/avr-devices.c 2011-10-28 12:15:49.000000000 +0530
-@@ -147,6 +147,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -146,6 +146,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "atmega163", ARCH_AVR5, "__AVR_ATmega163__", 0, 0x0060, "m163" },
{ "atmega164a", ARCH_AVR5, "__AVR_ATmega164A__", 0, 0x0100, "m164a" },
{ "atmega164p", ARCH_AVR5, "__AVR_ATmega164P__", 0, 0x0100, "m164p" },
{ "atmega165", ARCH_AVR5, "__AVR_ATmega165__", 0, 0x0100, "m165" },
{ "atmega165a", ARCH_AVR5, "__AVR_ATmega165A__", 0, 0x0100, "m165a" },
{ "atmega165p", ARCH_AVR5, "__AVR_ATmega165P__", 0, 0x0100, "m165p" },
-@@ -154,6 +155,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -153,6 +154,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "atmega168", ARCH_AVR5, "__AVR_ATmega168__", 0, 0x0100, "m168" },
{ "atmega168a", ARCH_AVR5, "__AVR_ATmega168A__", 0, 0x0100, "m168a" },
{ "atmega168p", ARCH_AVR5, "__AVR_ATmega168P__", 0, 0x0100, "m168p" },
{ "atmega169", ARCH_AVR5, "__AVR_ATmega169__", 0, 0x0100, "m169" },
{ "atmega169a", ARCH_AVR5, "__AVR_ATmega169A__", 0, 0x0100, "m169a" },
{ "atmega169p", ARCH_AVR5, "__AVR_ATmega169P__", 0, 0x0100, "m169p" },
-@@ -164,6 +166,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -163,6 +165,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "atmega16m1", ARCH_AVR5, "__AVR_ATmega16M1__", 0, 0x0100, "m16m1" },
{ "atmega16u4", ARCH_AVR5, "__AVR_ATmega16U4__", 0, 0x0100, "m16u4" },
{ "atmega32", ARCH_AVR5, "__AVR_ATmega32__", 0, 0x0060, "m32" },
{ "atmega323", ARCH_AVR5, "__AVR_ATmega323__", 0, 0x0060, "m323" },
{ "atmega324a", ARCH_AVR5, "__AVR_ATmega324A__", 0, 0x0100, "m324a" },
{ "atmega324p", ARCH_AVR5, "__AVR_ATmega324P__", 0, 0x0100, "m324p" },
-@@ -192,6 +195,7 @@ const struct mcu_type_s avr_mcu_types[]
+@@ -191,6 +194,7 @@ const struct mcu_type_s avr_mcu_types[]
{ "atmega32u6", ARCH_AVR5, "__AVR_ATmega32U6__", 0, 0x0100, "m32u6" },
{ "atmega406", ARCH_AVR5, "__AVR_ATmega406__", 0, 0x0100, "m406" },
{ "atmega64", ARCH_AVR5, "__AVR_ATmega64__", 0, 0x0100, "m64" },
diff -Naurp gcc/config/avr/t-avr gcc/config/avr/t-avr
--- gcc/config/avr/t-avr 2011-10-28 12:04:00.000000000 +0530
+++ gcc/config/avr/t-avr 2011-10-28 12:15:49.000000000 +0530
-@@ -178,6 +178,7 @@ MULTILIB_MATCHES = \
+@@ -177,6 +177,7 @@ MULTILIB_MATCHES = \
mmcu?avr5=mmcu?atmega163 \
mmcu?avr5=mmcu?atmega164a \
mmcu?avr5=mmcu?atmega164p \
mmcu?avr5=mmcu?atmega165 \
mmcu?avr5=mmcu?atmega165a \
mmcu?avr5=mmcu?atmega165p \
-@@ -185,11 +186,13 @@ MULTILIB_MATCHES = \
+@@ -184,11 +185,13 @@ MULTILIB_MATCHES = \
mmcu?avr5=mmcu?atmega168 \
mmcu?avr5=mmcu?atmega168a \
mmcu?avr5=mmcu?atmega168p \
mmcu?avr5=mmcu?atmega323 \
mmcu?avr5=mmcu?atmega324a \
mmcu?avr5=mmcu?atmega324p \
-@@ -216,6 +219,7 @@ MULTILIB_MATCHES = \
+@@ -215,6 +218,7 @@ MULTILIB_MATCHES = \
mmcu?avr5=mmcu?atmega64rfa2 \
mmcu?avr5=mmcu?atmega64rfr2 \
mmcu?avr5=mmcu?atmega64 \