diff --git a/build-devkit.sh b/build-devkit.sh
index 1485ff6..5afc666 100644
--- a/build-devkit.sh
+++ b/build-devkit.sh
@@ -22,7 +22,7 @@ fi
 #---------------------------------------------------------------------------------
 LIBOGC_VER=1.8.6
 LIBGBA_VER=20090222
-LIBNDS_VER=1.4.9
+LIBNDS_VER=1.5.0
 DEFAULT_ARM7_VER=0.5.17
 DSWIFI_VER=0.3.13
 LIBMIRKO_VER=0.9.7
@@ -99,7 +99,7 @@ done
 
 case "$VERSION" in
   "1" )
-    GCC_VER=4.5.2
+    GCC_VER=4.6.0
     BINUTILS_VER=2.21
     NEWLIB_VER=1.19.0
     GDB_VER=7.2
@@ -110,7 +110,7 @@ case "$VERSION" in
     toolchain=DEVKITARM
   ;;
   "2" )
-    GCC_VER=4.5.2
+    GCC_VER=4.6.0
     BINUTILS_VER=2.21
     NEWLIB_VER=1.19.0
     GDB_VER=7.2
diff --git a/dkarm-eabi/patches/gcc-4.6.0.patch b/dkarm-eabi/patches/gcc-4.6.0.patch
new file mode 100644
index 0000000..aacba8c
--- /dev/null
+++ b/dkarm-eabi/patches/gcc-4.6.0.patch
@@ -0,0 +1,120 @@
+diff -Nbaur gcc-4.6.0/gcc/config/arm/t-arm-elf gcc-4.6.0-arm/gcc/config/arm/t-arm-elf
+--- gcc-4.6.0/gcc/config/arm/t-arm-elf	2011-01-03 20:52:22.000000000 +0000
++++ gcc-4.6.0-arm/gcc/config/arm/t-arm-elf	2011-04-06 00:05:22.000000000 +0100
+@@ -40,22 +40,22 @@
+ #MULTILIB_DIRNAMES    += fa526 fa626 fa606te fa626te fmp626 fa726te
+ #MULTILIB_EXCEPTIONS  += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626
+ 
+-#MULTILIB_OPTIONS      += march=armv7
+-#MULTILIB_DIRNAMES     += thumb2
+-#MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*
+-#MULTILIB_MATCHES      += march?armv7=march?armv7-a
+-#MULTILIB_MATCHES      += march?armv7=march?armv7-r
+-#MULTILIB_MATCHES      += march?armv7=march?armv7-m
+-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a8
+-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-r4
+-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m3
++MULTILIB_OPTIONS      += march=armv7
++MULTILIB_DIRNAMES     += thumb2
++MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*
++MULTILIB_MATCHES      += march?armv7=march?armv7-a
++MULTILIB_MATCHES      += march?armv7=march?armv7-r
++MULTILIB_MATCHES      += march?armv7=march?armv7-m
++MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a8
++MULTILIB_MATCHES      += march?armv7=mcpu?cortex-r4
++MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m3
+ 
+ # Not quite true.  We can support hard-vfp calling in Thumb2, but how do we
+ # express that here?  Also, we really need architecture v5e or later
+ # (mcrr etc).
+-MULTILIB_OPTIONS       += mfloat-abi=hard
+-MULTILIB_DIRNAMES      += fpu
+-MULTILIB_EXCEPTIONS    += *mthumb/*mfloat-abi=hard*
++#MULTILIB_OPTIONS       += mfloat-abi=hard
++#MULTILIB_DIRNAMES      += fpu
++#MULTILIB_EXCEPTIONS    += *mthumb/*mfloat-abi=hard*
+ #MULTILIB_EXCEPTIONS    += *mcpu=fa526/*mfloat-abi=hard*
+ #MULTILIB_EXCEPTIONS    += *mcpu=fa626/*mfloat-abi=hard*
+ 
+@@ -63,9 +63,9 @@
+ # MULTILIB_DIRNAMES   += ep9312
+ # MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312*
+ # 	
+-# MULTILIB_OPTIONS     += mlittle-endian/mbig-endian
+-# MULTILIB_DIRNAMES    += le be
+-# MULTILIB_MATCHES     += mbig-endian=mbe mlittle-endian=mle
++MULTILIB_OPTIONS     += mlittle-endian/mbig-endian
++MULTILIB_DIRNAMES    += le be
++MULTILIB_MATCHES     += mbig-endian=mbe mlittle-endian=mle
+ # 
+ # MULTILIB_OPTIONS    += mhard-float/msoft-float
+ # MULTILIB_DIRNAMES   += fpu soft
+diff -Nbaur gcc-4.6.0/gcc/config/arm/unknown-elf.h gcc-4.6.0-arm/gcc/config/arm/unknown-elf.h
+--- gcc-4.6.0/gcc/config/arm/unknown-elf.h	2011-01-03 20:52:22.000000000 +0000
++++ gcc-4.6.0-arm/gcc/config/arm/unknown-elf.h	2011-04-06 00:00:19.000000000 +0100
+@@ -97,4 +97,4 @@
+    udivmoddi4, which will depend on the exception unwind routines,
+    which will depend on abort, which is defined in libc.  */ 
+ #undef LINK_GCC_C_SEQUENCE_SPEC
+-#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L --end-group"
++#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
+diff -Nbaur gcc-4.6.0/gcc/gcc.c gcc-4.6.0-arm/gcc/gcc.c
+--- gcc-4.6.0/gcc/gcc.c	2011-02-23 02:04:43.000000000 +0000
++++ gcc-4.6.0-arm/gcc/gcc.c	2011-04-06 00:00:19.000000000 +0100
+@@ -547,6 +547,11 @@
+ #endif
+ #endif
+ 
++#ifndef LIBGLOSS_SPEC
++# define LIBGLOSS_SPEC "-lsysbase"
++#endif
++
++
+ /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
+ #ifndef STARTFILE_SPEC
+ #define STARTFILE_SPEC  \
+@@ -702,6 +707,7 @@
+ static const char *mflib_spec = MFLIB_SPEC;
+ static const char *link_gomp_spec = "";
+ static const char *libgcc_spec = LIBGCC_SPEC;
++static const char *libgloss_spec = LIBGLOSS_SPEC;
+ static const char *endfile_spec = ENDFILE_SPEC;
+ static const char *startfile_spec = STARTFILE_SPEC;
+ static const char *linker_name_spec = LINKER_NAME;
+@@ -1180,6 +1186,7 @@
+   INIT_STATIC_SPEC ("mflib",			&mflib_spec),
+   INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
+   INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
++  INIT_STATIC_SPEC ("libgloss",			&libgloss_spec),
+   INIT_STATIC_SPEC ("startfile",		&startfile_spec),
+   INIT_STATIC_SPEC ("cross_compile",		&cross_compile),
+   INIT_STATIC_SPEC ("version",			&compiler_version),
+diff -Nbaur gcc-4.6.0/gcc/sched-deps.c gcc-4.6.0-arm/gcc/sched-deps.c
+--- gcc-4.6.0/gcc/sched-deps.c	2011-02-03 06:04:04.000000000 +0000
++++ gcc-4.6.0-arm/gcc/sched-deps.c	2011-04-06 00:00:19.000000000 +0100
+@@ -2271,6 +2271,12 @@
+ 			      FIRST_STACK_REG + nregs);
+ 	}
+ #endif
++
++      /* If the stack pointer is being modified, flush out all memory
++	 references as they may become invalid if moved across the
++	 stack adjustment.  */
++      if (dest == stack_pointer_rtx)
++	flush_pending_lists (deps, insn, true, true);
+     }
+   else if (MEM_P (dest))
+     {
+diff -Nbaur gcc-4.6.0/libcpp/Makefile.in gcc-4.6.0-arm/libcpp/Makefile.in
+--- gcc-4.6.0/libcpp/Makefile.in	2011-03-25 17:07:00.000000000 +0000
++++ gcc-4.6.0-arm/libcpp/Makefile.in	2011-04-06 00:00:29.000000000 +0100
+@@ -212,8 +212,7 @@
+ # Note that we put the dependencies into a .Tpo file, then move them
+ # into place if the compile succeeds.  We need this because gcc does
+ # not atomically write the dependency output file.
+-COMPILE = $(COMPILE.base) -o $@ -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Tpo
+-POSTCOMPILE = @mv $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
++COMPILE = $(COMPILE.base) -o $@
+ else
+ COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
+ 	  $(depcomp) $(COMPILE.base)
diff --git a/dkppc/patches/gcc-4.6.0.patch b/dkppc/patches/gcc-4.6.0.patch
new file mode 100644
index 0000000..0841f32
--- /dev/null
+++ b/dkppc/patches/gcc-4.6.0.patch
@@ -0,0 +1,237 @@
+diff -Nbaur gcc-4.6.0/gcc/config/rs6000/rs6000.h gcc-4.6.0-ppc/gcc/config/rs6000/rs6000.h
+--- gcc-4.6.0/gcc/config/rs6000/rs6000.h	2011-03-07 19:27:09.000000000 +0000
++++ gcc-4.6.0-ppc/gcc/config/rs6000/rs6000.h	2011-04-14 04:02:56.000000000 +0100
+@@ -200,6 +200,7 @@
+   { "asm_cpu_476",		ASM_CPU_476_SPEC },			\
+   SUBTARGET_EXTRA_SPECS
+ 
++#if 0
+ /* -mcpu=native handling only makes sense with compiler running on
+    an PowerPC chip.  If changing this condition, also change
+    the condition in driver-rs6000.c.  */
+@@ -214,6 +215,8 @@
+ #else
+ #define ASM_CPU_NATIVE_SPEC "%(asm_default)"
+ #endif
++#endif 
++#define ASM_CPU_NATIVE_SPEC "%(asm_default)"
+ 
+ #ifndef CC1_CPU_SPEC
+ #ifdef HAVE_LOCAL_CPU_DETECT
+diff -Nbaur gcc-4.6.0/gcc/config/rs6000/sysv4.h gcc-4.6.0-ppc/gcc/config/rs6000/sysv4.h
+--- gcc-4.6.0/gcc/config/rs6000/sysv4.h	2011-03-07 07:50:23.000000000 +0000
++++ gcc-4.6.0-ppc/gcc/config/rs6000/sysv4.h	2011-04-14 04:12:48.000000000 +0100
+@@ -603,7 +603,11 @@
+ 
+ /* Default starting address if specified.  */
+ #define LINK_START_SPEC "\
+-%{mads         : %(link_start_ads)         ; \
++%{mgcn|mogc         : %(link_start_ogc)         ; \
++  mvgc         : %(link_start_vgc)         ; \
++  mgcbios         : %(link_start_gcb)         ; \
++  mrvl         : %(link_start_rvl)         ; \
++  mads         : %(link_start_ads)         ; \
+   myellowknife : %(link_start_yellowknife) ; \
+   mmvme        : %(link_start_mvme)        ; \
+   msim         : %(link_start_sim)         ; \
+@@ -641,7 +645,8 @@
+ 
+ /* Any specific OS flags.  */
+ #define LINK_OS_SPEC "\
+-%{mads         : %(link_os_ads)         ; \
++%{mgcn|mogc|mvgc|mgcbios|mrvl         : %(link_os_ogc)         ; \
++  mads         : %(link_os_ads)         ; \
+   myellowknife : %(link_os_yellowknife) ; \
+   mmvme        : %(link_os_mvme)        ; \
+   msim         : %(link_os_sim)         ; \
+@@ -660,7 +665,10 @@
+ /* Override rs6000.h definition.  */
+ #undef	CPP_SPEC
+ #define	CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
+-%{mads         : %(cpp_os_ads)         ; \
++%{mgcn         : %(cpp_os_gcn)         ; \
++  mogc|mvgc|mgcbios         : %(cpp_os_ogc)         ; \
++  mrvl         : %(cpp_os_rvl)         ; \
++  mads         : %(cpp_os_ads)         ; \
+   myellowknife : %(cpp_os_yellowknife) ; \
+   mmvme        : %(cpp_os_mvme)        ; \
+   msim         : %(cpp_os_sim)         ; \
+@@ -675,7 +683,10 @@
+ 
+ #undef	STARTFILE_SPEC
+ #define	STARTFILE_SPEC "\
+-%{mads         : %(startfile_ads)         ; \
++%{mgcn         : %(startfile_gcn)         ; \
++  mogc|mvgc|mgcbios         : %(startfile_ogc)         ; \
++  mrvl         : %(startfile_ogc)         ; \
++  mads         : %(startfile_ads)         ; \
+   myellowknife : %(startfile_yellowknife) ; \
+   mmvme        : %(startfile_mvme)        ; \
+   msim         : %(startfile_sim)         ; \
+@@ -686,11 +697,12 @@
+   mcall-openbsd: %(startfile_openbsd)     ; \
+                : %(startfile_default)     }"
+ 
+-#define	STARTFILE_DEFAULT_SPEC "ecrti.o%s crtbegin.o%s"
++#define	STARTFILE_DEFAULT_SPEC "crt0.o%s ecrti.o%s crtbegin.o%s"
+ 
+ #undef	LIB_SPEC
+ #define	LIB_SPEC "\
+-%{mads         : %(lib_ads)         ; \
++%{mgcn|mogc|mvgc|mgcbios|mrvl        : %(lib_ogc)         ; \
++  mads         : %(lib_ads)         ; \
+   myellowknife : %(lib_yellowknife) ; \
+   mmvme        : %(lib_mvme)        ; \
+   msim         : %(lib_sim)         ; \
+@@ -701,11 +713,12 @@
+   mcall-openbsd: %(lib_openbsd)     ; \
+                : %(lib_default)     }"
+ 
+-#define LIB_DEFAULT_SPEC "-lc"
++#define LIB_DEFAULT_SPEC "--start-group -lsysbase -lc --end-group"
+ 
+ #undef	ENDFILE_SPEC
+ #define	ENDFILE_SPEC "\
+-%{mads         : %(endfile_ads)         ; \
++%{mgcn|mogc|mvgc|mgcbios|mrvl         : %(endfile_ogc)         ; \
++  mads         : %(endfile_ads)         ; \
+   myellowknife : %(endfile_yellowknife) ; \
+   mmvme        : %(endfile_mvme)        ; \
+   msim         : %(endfile_sim)         ; \
+@@ -722,16 +735,27 @@
+ 
+ /* Motorola ADS support.  */
+ #define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
++#define LIB_OGC_SPEC "--start-group -lsysbase -lc --end-group"
+ 
+ #define	STARTFILE_ADS_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s"
++#define	STARTFILE_OGC_SPEC "ecrti.o%s crtbegin.o%s crtmain.o%s"
+ 
+ #define	ENDFILE_ADS_SPEC "crtend.o%s ecrtn.o%s"
++#define	ENDFILE_OGC_SPEC "crtend.o%s ecrtn.o%s"
+ 
+ #define LINK_START_ADS_SPEC "-T ads.ld%s"
++#define LINK_START_OGC_SPEC "-T ogc.ld%s"
++#define LINK_START_RVL_SPEC "-T rvl.ld%s"
++#define LINK_START_VGC_SPEC "-T vgcogc.ld%s"
++#define LINK_START_GCB_SPEC "-T gcbogc.ld%s"
+ 
+ #define LINK_OS_ADS_SPEC ""
++#define LINK_OS_OGC_SPEC "--gc-sections"
+ 
+ #define CPP_OS_ADS_SPEC ""
++#define CPP_OS_GCN_SPEC "-D__gamecube__ -ffunction-sections -fdata-sections"
++#define CPP_OS_OGC_SPEC "-D__gamecube__ -DHW_DOL -ffunction-sections -fdata-sections"
++#define CPP_OS_RVL_SPEC "-D__wii__ -DHW_RVL -ffunction-sections -fdata-sections"
+ 
+ /* Motorola Yellowknife support.  */
+ #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
+@@ -926,6 +950,7 @@
+ #undef	SUBTARGET_EXTRA_SPECS
+ #define	SUBTARGET_EXTRA_SPECS						\
+   { "crtsavres_default",	CRTSAVRES_DEFAULT_SPEC },		\
++  { "lib_ogc",			LIB_OGC_SPEC },				\
+   { "lib_ads",			LIB_ADS_SPEC },				\
+   { "lib_yellowknife",		LIB_YELLOWKNIFE_SPEC },			\
+   { "lib_mvme",			LIB_MVME_SPEC },			\
+@@ -936,6 +961,7 @@
+   { "lib_netbsd",		LIB_NETBSD_SPEC },			\
+   { "lib_openbsd",		LIB_OPENBSD_SPEC },			\
+   { "lib_default",		LIB_DEFAULT_SPEC },			\
++  { "startfile_ogc",		STARTFILE_OGC_SPEC },			\
+   { "startfile_ads",		STARTFILE_ADS_SPEC },			\
+   { "startfile_yellowknife",	STARTFILE_YELLOWKNIFE_SPEC },		\
+   { "startfile_mvme",		STARTFILE_MVME_SPEC },			\
+@@ -946,6 +972,7 @@
+   { "startfile_netbsd",		STARTFILE_NETBSD_SPEC },		\
+   { "startfile_openbsd",	STARTFILE_OPENBSD_SPEC },		\
+   { "startfile_default",	STARTFILE_DEFAULT_SPEC },		\
++  { "endfile_ogc",		ENDFILE_OGC_SPEC },			\
+   { "endfile_ads",		ENDFILE_ADS_SPEC },			\
+   { "endfile_yellowknife",	ENDFILE_YELLOWKNIFE_SPEC },		\
+   { "endfile_mvme",		ENDFILE_MVME_SPEC },			\
+@@ -959,7 +986,11 @@
+   { "link_shlib",		LINK_SHLIB_SPEC },			\
+   { "link_target",		LINK_TARGET_SPEC },			\
+   { "link_start",		LINK_START_SPEC },			\
++  { "link_start_vgc",		LINK_START_VGC_SPEC },			\
++  { "link_start_gcb",		LINK_START_GCB_SPEC },			\
++  { "link_start_rvl",		LINK_START_RVL_SPEC },			\
+   { "link_start_ads",		LINK_START_ADS_SPEC },			\
++  { "link_start_ogc",		LINK_START_OGC_SPEC },			\
+   { "link_start_yellowknife",	LINK_START_YELLOWKNIFE_SPEC },		\
+   { "link_start_mvme",		LINK_START_MVME_SPEC },			\
+   { "link_start_sim",		LINK_START_SIM_SPEC },			\
+@@ -970,6 +1001,7 @@
+   { "link_start_openbsd",	LINK_START_OPENBSD_SPEC },		\
+   { "link_start_default",	LINK_START_DEFAULT_SPEC },		\
+   { "link_os",			LINK_OS_SPEC },				\
++  { "link_os_ogc",		LINK_OS_OGC_SPEC },			\
+   { "link_os_ads",		LINK_OS_ADS_SPEC },			\
+   { "link_os_yellowknife",	LINK_OS_YELLOWKNIFE_SPEC },		\
+   { "link_os_mvme",		LINK_OS_MVME_SPEC },			\
+@@ -984,6 +1016,9 @@
+   { "cc1_endian_little",	CC1_ENDIAN_LITTLE_SPEC },		\
+   { "cc1_endian_default",	CC1_ENDIAN_DEFAULT_SPEC },		\
+   { "cc1_secure_plt_default",	CC1_SECURE_PLT_DEFAULT_SPEC },		\
++  { "cpp_os_gcn",		CPP_OS_GCN_SPEC },			\
++  { "cpp_os_ogc",		CPP_OS_OGC_SPEC },			\
++  { "cpp_os_rvl",		CPP_OS_RVL_SPEC },			\
+   { "cpp_os_ads",		CPP_OS_ADS_SPEC },			\
+   { "cpp_os_yellowknife",	CPP_OS_YELLOWKNIFE_SPEC },		\
+   { "cpp_os_mvme",		CPP_OS_MVME_SPEC },			\
+diff -Nbaur gcc-4.6.0/gcc/config/rs6000/sysv4.opt gcc-4.6.0-ppc/gcc/config/rs6000/sysv4.opt
+--- gcc-4.6.0/gcc/config/rs6000/sysv4.opt	2011-01-03 20:52:22.000000000 +0000
++++ gcc-4.6.0-ppc/gcc/config/rs6000/sysv4.opt	2011-04-14 04:02:56.000000000 +0100
+@@ -108,6 +108,26 @@
+ Target RejectNegative
+ Link with libads.a, libc.a and crt0.o
+ 
++mgcn
++Target RejectNegative
++Link with libsysbase.a and libc.a, use ogc linker script 
++
++mogc
++Target RejectNegative
++Link with libsysbase.a and libc.a, use ogc linker script 
++
++mgcbios
++Target RejectNegative
++Link with libsysbase.a and libc.a, use gcbogc linker script 
++
++mvgc
++Target RejectNegative
++Link with libsysbase.a and libc.a, use gcbogc linker script 
++
++mrvl
++Target RejectNegative
++Link with libsysbase.a and libc.a, use rvl linker script 
++
+ myellowknife
+ Target RejectNegative
+ Link with libyk.a, libc.a and crt0.o
+diff -Nbaur gcc-4.6.0/gcc/config.gcc gcc-4.6.0-ppc/gcc/config.gcc
+--- gcc-4.6.0/gcc/config.gcc	2011-03-14 06:05:29.000000000 +0000
++++ gcc-4.6.0-ppc/gcc/config.gcc	2011-04-14 04:08:25.000000000 +0100
+@@ -2119,7 +2119,7 @@
+ 	use_gcc_stdint=wrap
+ 	;;
+ powerpc-*-eabi*)
+-	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h"
++	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h rs6000/750cl.h"
+ 	extra_options="${extra_options} rs6000/sysv4.opt"
+ 	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+ 	use_gcc_stdint=wrap
+diff -Nbaur gcc-4.6.0/libcpp/Makefile.in gcc-4.6.0-ppc/libcpp/Makefile.in
+--- gcc-4.6.0/libcpp/Makefile.in	2011-03-25 17:07:00.000000000 +0000
++++ gcc-4.6.0-ppc/libcpp/Makefile.in	2011-04-14 04:02:56.000000000 +0100
+@@ -212,8 +212,7 @@
+ # Note that we put the dependencies into a .Tpo file, then move them
+ # into place if the compile succeeds.  We need this because gcc does
+ # not atomically write the dependency output file.
+-COMPILE = $(COMPILE.base) -o $@ -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Tpo
+-POSTCOMPILE = @mv $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
++COMPILE = $(COMPILE.base) -o $@
+ else
+ COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
+ 	  $(depcomp) $(COMPILE.base)