diff --git a/dkarm-eabi/patches/gcc-4.6.3.patch b/dkarm-eabi/patches/gcc-4.7.0.patch
similarity index 62%
rename from dkarm-eabi/patches/gcc-4.6.3.patch
rename to dkarm-eabi/patches/gcc-4.7.0.patch
index 24faa34..8b3ba04 100644
--- a/dkarm-eabi/patches/gcc-4.6.3.patch
+++ b/dkarm-eabi/patches/gcc-4.7.0.patch
@@ -1,7 +1,7 @@
-diff -Nbaur gcc-4.6.3/gcc/config/arm/t-arm-elf gcc-4.6.3-arm/gcc/config/arm/t-arm-elf
---- gcc-4.6.3/gcc/config/arm/t-arm-elf	2011-01-03 20:52:22.000000000 +0000
-+++ gcc-4.6.3-arm/gcc/config/arm/t-arm-elf	2012-03-19 12:16:39.000000000 +0000
-@@ -40,22 +40,44 @@
+diff -Nbaur gcc-4.7.0/gcc/config/arm/t-arm-elf gcc-4.7.0-arm/gcc/config/arm/t-arm-elf
+--- gcc-4.7.0/gcc/config/arm/t-arm-elf	2011-11-02 15:23:48.000000000 +0000
++++ gcc-4.7.0-arm/gcc/config/arm/t-arm-elf	2012-03-23 14:17:25.000000000 +0000
+@@ -26,22 +26,44 @@
  #MULTILIB_DIRNAMES    += fa526 fa626 fa606te fa626te fmp626 fa726te
  #MULTILIB_EXCEPTIONS  += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626
  
@@ -58,7 +58,7 @@ diff -Nbaur gcc-4.6.3/gcc/config/arm/t-arm-elf gcc-4.6.3-arm/gcc/config/arm/t-ar
  #MULTILIB_EXCEPTIONS    += *mcpu=fa526/*mfloat-abi=hard*
  #MULTILIB_EXCEPTIONS    += *mcpu=fa626/*mfloat-abi=hard*
  
-@@ -63,9 +85,9 @@
+@@ -49,9 +71,9 @@
  # MULTILIB_DIRNAMES   += ep9312
  # MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312*
  # 	
@@ -69,21 +69,21 @@ diff -Nbaur gcc-4.6.3/gcc/config/arm/t-arm-elf gcc-4.6.3-arm/gcc/config/arm/t-ar
 +MULTILIB_DIRNAMES    += le be
 +MULTILIB_MATCHES     += mbig-endian=mbe mlittle-endian=mle
  # 
- # MULTILIB_OPTIONS    += mhard-float/msoft-float
+ # MULTILIB_OPTIONS    += mfloat-abi=hard/mfloat-abi=soft
  # MULTILIB_DIRNAMES   += fpu soft
-diff -Nbaur gcc-4.6.3/gcc/config/arm/unknown-elf.h gcc-4.6.3-arm/gcc/config/arm/unknown-elf.h
---- gcc-4.6.3/gcc/config/arm/unknown-elf.h	2011-01-03 20:52:22.000000000 +0000
-+++ gcc-4.6.3-arm/gcc/config/arm/unknown-elf.h	2012-03-05 11:07:22.000000000 +0000
-@@ -97,4 +97,4 @@
+diff -Nbaur gcc-4.7.0/gcc/config/arm/unknown-elf.h gcc-4.7.0-arm/gcc/config/arm/unknown-elf.h
+--- gcc-4.7.0/gcc/config/arm/unknown-elf.h	2011-03-31 13:13:13.000000000 +0100
++++ gcc-4.7.0-arm/gcc/config/arm/unknown-elf.h	2012-03-23 14:17:25.000000000 +0000
+@@ -94,4 +94,4 @@
     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-4.6.3/gcc/gcc.c gcc-4.6.3-arm/gcc/gcc.c
---- gcc-4.6.3/gcc/gcc.c	2011-02-23 02:04:43.000000000 +0000
-+++ gcc-4.6.3-arm/gcc/gcc.c	2012-03-05 11:07:22.000000000 +0000
-@@ -547,6 +547,11 @@
+diff -Nbaur gcc-4.7.0/gcc/gcc.c gcc-4.7.0-arm/gcc/gcc.c
+--- gcc-4.7.0/gcc/gcc.c	2012-02-28 17:31:38.000000000 +0000
++++ gcc-4.7.0-arm/gcc/gcc.c	2012-03-23 14:17:25.000000000 +0000
+@@ -548,6 +548,11 @@
  #endif
  #endif
  
@@ -95,7 +95,7 @@ diff -Nbaur gcc-4.6.3/gcc/gcc.c gcc-4.6.3-arm/gcc/gcc.c
  /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
  #ifndef STARTFILE_SPEC
  #define STARTFILE_SPEC  \
-@@ -702,6 +707,7 @@
+@@ -717,6 +722,7 @@
  static const char *mflib_spec = MFLIB_SPEC;
  static const char *link_gomp_spec = "";
  static const char *libgcc_spec = LIBGCC_SPEC;
@@ -103,7 +103,7 @@ diff -Nbaur gcc-4.6.3/gcc/gcc.c gcc-4.6.3-arm/gcc/gcc.c
  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 @@
+@@ -1201,6 +1207,7 @@
    INIT_STATIC_SPEC ("mflib",			&mflib_spec),
    INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
    INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
@@ -111,26 +111,10 @@ diff -Nbaur gcc-4.6.3/gcc/gcc.c gcc-4.6.3-arm/gcc/gcc.c
    INIT_STATIC_SPEC ("startfile",		&startfile_spec),
    INIT_STATIC_SPEC ("cross_compile",		&cross_compile),
    INIT_STATIC_SPEC ("version",			&compiler_version),
-diff -Nbaur gcc-4.6.3/gcc/sched-deps.c gcc-4.6.3-arm/gcc/sched-deps.c
---- gcc-4.6.3/gcc/sched-deps.c	2011-12-08 13:33:58.000000000 +0000
-+++ gcc-4.6.3-arm/gcc/sched-deps.c	2012-03-05 11:07:22.000000000 +0000
-@@ -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-4.6.3/libcpp/Makefile.in gcc-4.6.3-arm/libcpp/Makefile.in
---- gcc-4.6.3/libcpp/Makefile.in	2012-03-01 12:03:46.000000000 +0000
-+++ gcc-4.6.3-arm/libcpp/Makefile.in	2012-03-05 11:07:22.000000000 +0000
-@@ -212,8 +212,7 @@
+diff -Nbaur gcc-4.7.0/libcpp/Makefile.in gcc-4.7.0-arm/libcpp/Makefile.in
+--- gcc-4.7.0/libcpp/Makefile.in	2012-03-22 07:37:39.000000000 +0000
++++ gcc-4.7.0-arm/libcpp/Makefile.in	2012-03-23 14:17:25.000000000 +0000
+@@ -214,8 +214,7 @@
  # 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.
@@ -140,27 +124,27 @@ diff -Nbaur gcc-4.6.3/libcpp/Makefile.in gcc-4.6.3-arm/libcpp/Makefile.in
  else
  COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
  	  $(depcomp) $(COMPILE.base)
-diff -Nbaur gcc-4.6.3/libgcc/Makefile.in gcc-4.6.3-arm/libgcc/Makefile.in
---- gcc-4.6.3/libgcc/Makefile.in	2011-01-26 04:19:58.000000000 +0000
-+++ gcc-4.6.3-arm/libgcc/Makefile.in	2012-03-05 11:07:22.000000000 +0000
-@@ -411,14 +411,14 @@
+diff -Nbaur gcc-4.7.0/libgcc/Makefile.in gcc-4.7.0-arm/libgcc/Makefile.in
+--- gcc-4.7.0/libgcc/Makefile.in	2011-11-22 03:01:02.000000000 +0000
++++ gcc-4.7.0-arm/libgcc/Makefile.in	2012-03-23 14:20:39.000000000 +0000
+@@ -500,14 +500,14 @@
  lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
- $(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
- 	$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
+ $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
+ 	$(gcc_compile) -DL$* -c $< \
 -	  -fexceptions -fnon-call-exceptions $(vis_hide)
-+	  -fno-exceptions -fno-non-call-exceptions $(vis_hide)
++	  -fno-exceptions -fnon-call-exceptions $(vis_hide)
  libgcc-objects += $(lib2-divmod-o)
  
  ifeq ($(enable_shared),yes)
  lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
- $(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
- 	$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
+ $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
+ 	$(gcc_s_compile) -DL$* -c $< \
 -	  -fexceptions -fnon-call-exceptions
-+	  -fno-exceptions -fno-non-call-exceptions
++	  -fno-exceptions -fnon-call-exceptions
  libgcc-s-objects += $(lib2-divmod-s-o)
  endif
  
-@@ -706,7 +706,7 @@
+@@ -810,7 +810,7 @@
  # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
  # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
  
@@ -169,12 +153,55 @@ diff -Nbaur gcc-4.6.3/libgcc/Makefile.in gcc-4.6.3-arm/libgcc/Makefile.in
  
  ifeq ($(enable_shared),yes)
  
-@@ -728,7 +728,7 @@
- 
- # Build LIBUNWIND.
- 
--c_flags := -fexceptions
-+c_flags := -fno-exceptions
- 
- libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
- 
+diff -Nbaur gcc-4.7.0/libgcc/Makefile.in.rej gcc-4.7.0-arm/libgcc/Makefile.in.rej
+--- gcc-4.7.0/libgcc/Makefile.in.rej	1970-01-01 01:00:00.000000000 +0100
++++ gcc-4.7.0-arm/libgcc/Makefile.in.rej	2012-03-23 14:17:25.000000000 +0000
+@@ -0,0 +1,48 @@
++***************
++*** 411,424 ****
++  lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
++  $(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
++  	$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
++- 	  -fexceptions -fnon-call-exceptions $(vis_hide)
++  libgcc-objects += $(lib2-divmod-o)
++  
++  ifeq ($(enable_shared),yes)
++  lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
++  $(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
++  	$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
++- 	  -fexceptions -fnon-call-exceptions
++  libgcc-s-objects += $(lib2-divmod-s-o)
++  endif
++  
++--- 411,424 ----
++  lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
++  $(lib2-divmod-o): %$(objext): $(gcc_srcdir)/libgcc2.c
++  	$(gcc_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
+++ 	  -fno-exceptions -fno-non-call-exceptions $(vis_hide)
++  libgcc-objects += $(lib2-divmod-o)
++  
++  ifeq ($(enable_shared),yes)
++  lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
++  $(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
++  	$(gcc_s_compile) -DL$* -c $(gcc_srcdir)/libgcc2.c \
+++ 	  -fno-exceptions -fno-non-call-exceptions
++  libgcc-s-objects += $(lib2-divmod-s-o)
++  endif
++  
++***************
++*** 832,838 ****
++  
++  # Build LIBUNWIND.
++  
++- c_flags := -fexceptions
++  
++  libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
++  
++--- 832,838 ----
++  
++  # Build LIBUNWIND.
++  
+++ c_flags := -fno-exceptions
++  
++  libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
++  
diff --git a/dkppc/patches/gcc-4.6.2.patch b/dkppc/patches/gcc-4.7.0.patch
similarity index 85%
rename from dkppc/patches/gcc-4.6.2.patch
rename to dkppc/patches/gcc-4.7.0.patch
index a507d65..00dea62 100644
--- a/dkppc/patches/gcc-4.6.2.patch
+++ b/dkppc/patches/gcc-4.7.0.patch
@@ -1,6 +1,6 @@
-diff -Nbaur gcc-4.6.2/gcc/config/rs6000/rs6000.h gcc-4.6.2-ppc/gcc/config/rs6000/rs6000.h
---- gcc-4.6.2/gcc/config/rs6000/rs6000.h	2011-07-27 19:17:15.000000000 +0100
-+++ gcc-4.6.2-ppc/gcc/config/rs6000/rs6000.h	2012-02-25 12:01:45.000000000 +0000
+diff -Nbaur gcc-4.7.0/gcc/config/rs6000/rs6000.h gcc-4.7.0-ppc/gcc/config/rs6000/rs6000.h
+--- gcc-4.7.0/gcc/config/rs6000/rs6000.h	2011-11-29 17:33:05.000000000 +0000
++++ gcc-4.7.0-ppc/gcc/config/rs6000/rs6000.h	2012-03-23 15:09:12.000000000 +0000
 @@ -200,6 +200,7 @@
    { "asm_cpu_476",		ASM_CPU_476_SPEC },			\
    SUBTARGET_EXTRA_SPECS
@@ -18,10 +18,10 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/rs6000.h gcc-4.6.2-ppc/gcc/config/rs6000
  
  #ifndef CC1_CPU_SPEC
  #ifdef HAVE_LOCAL_CPU_DETECT
-diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/sysv4.h
---- gcc-4.6.2/gcc/config/rs6000/sysv4.h	2011-03-07 07:50:23.000000000 +0000
-+++ gcc-4.6.2-ppc/gcc/config/rs6000/sysv4.h	2012-02-25 12:01:45.000000000 +0000
-@@ -603,7 +603,11 @@
+diff -Nbaur gcc-4.7.0/gcc/config/rs6000/sysv4.h gcc-4.7.0-ppc/gcc/config/rs6000/sysv4.h
+--- gcc-4.7.0/gcc/config/rs6000/sysv4.h	2011-04-11 19:46:05.000000000 +0100
++++ gcc-4.7.0-ppc/gcc/config/rs6000/sysv4.h	2012-03-23 15:09:12.000000000 +0000
+@@ -594,7 +594,11 @@
  
  /* Default starting address if specified.  */
  #define LINK_START_SPEC "\
@@ -34,7 +34,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(link_start_yellowknife) ; \
    mmvme        : %(link_start_mvme)        ; \
    msim         : %(link_start_sim)         ; \
-@@ -641,7 +645,8 @@
+@@ -631,7 +635,8 @@
  
  /* Any specific OS flags.  */
  #define LINK_OS_SPEC "\
@@ -44,7 +44,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(link_os_yellowknife) ; \
    mmvme        : %(link_os_mvme)        ; \
    msim         : %(link_os_sim)         ; \
-@@ -660,7 +665,10 @@
+@@ -649,7 +654,10 @@
  /* Override rs6000.h definition.  */
  #undef	CPP_SPEC
  #define	CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
@@ -56,7 +56,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(cpp_os_yellowknife) ; \
    mmvme        : %(cpp_os_mvme)        ; \
    msim         : %(cpp_os_sim)         ; \
-@@ -675,7 +683,10 @@
+@@ -663,7 +671,10 @@
  
  #undef	STARTFILE_SPEC
  #define	STARTFILE_SPEC "\
@@ -68,7 +68,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(startfile_yellowknife) ; \
    mmvme        : %(startfile_mvme)        ; \
    msim         : %(startfile_sim)         ; \
-@@ -686,11 +697,12 @@
+@@ -673,11 +684,12 @@
    mcall-openbsd: %(startfile_openbsd)     ; \
                 : %(startfile_default)     }"
  
@@ -83,7 +83,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(lib_yellowknife) ; \
    mmvme        : %(lib_mvme)        ; \
    msim         : %(lib_sim)         ; \
-@@ -701,11 +713,12 @@
+@@ -687,11 +699,12 @@
    mcall-openbsd: %(lib_openbsd)     ; \
                 : %(lib_default)     }"
  
@@ -98,7 +98,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    myellowknife : %(endfile_yellowknife) ; \
    mmvme        : %(endfile_mvme)        ; \
    msim         : %(endfile_sim)         ; \
-@@ -722,16 +735,27 @@
+@@ -707,16 +720,27 @@
  
  /* Motorola ADS support.  */
  #define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
@@ -126,7 +126,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
  
  /* Motorola Yellowknife support.  */
  #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
-@@ -926,6 +950,7 @@
+@@ -886,6 +910,7 @@
  #undef	SUBTARGET_EXTRA_SPECS
  #define	SUBTARGET_EXTRA_SPECS						\
    { "crtsavres_default",	CRTSAVRES_DEFAULT_SPEC },		\
@@ -134,7 +134,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "lib_ads",			LIB_ADS_SPEC },				\
    { "lib_yellowknife",		LIB_YELLOWKNIFE_SPEC },			\
    { "lib_mvme",			LIB_MVME_SPEC },			\
-@@ -936,6 +961,7 @@
+@@ -895,6 +920,7 @@
    { "lib_netbsd",		LIB_NETBSD_SPEC },			\
    { "lib_openbsd",		LIB_OPENBSD_SPEC },			\
    { "lib_default",		LIB_DEFAULT_SPEC },			\
@@ -142,7 +142,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "startfile_ads",		STARTFILE_ADS_SPEC },			\
    { "startfile_yellowknife",	STARTFILE_YELLOWKNIFE_SPEC },		\
    { "startfile_mvme",		STARTFILE_MVME_SPEC },			\
-@@ -946,6 +972,7 @@
+@@ -904,6 +930,7 @@
    { "startfile_netbsd",		STARTFILE_NETBSD_SPEC },		\
    { "startfile_openbsd",	STARTFILE_OPENBSD_SPEC },		\
    { "startfile_default",	STARTFILE_DEFAULT_SPEC },		\
@@ -150,7 +150,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "endfile_ads",		ENDFILE_ADS_SPEC },			\
    { "endfile_yellowknife",	ENDFILE_YELLOWKNIFE_SPEC },		\
    { "endfile_mvme",		ENDFILE_MVME_SPEC },			\
-@@ -959,7 +986,11 @@
+@@ -916,7 +943,11 @@
    { "link_shlib",		LINK_SHLIB_SPEC },			\
    { "link_target",		LINK_TARGET_SPEC },			\
    { "link_start",		LINK_START_SPEC },			\
@@ -162,7 +162,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "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 @@
+@@ -926,6 +957,7 @@
    { "link_start_openbsd",	LINK_START_OPENBSD_SPEC },		\
    { "link_start_default",	LINK_START_DEFAULT_SPEC },		\
    { "link_os",			LINK_OS_SPEC },				\
@@ -170,7 +170,7 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "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 @@
+@@ -939,6 +971,9 @@
    { "cc1_endian_little",	CC1_ENDIAN_LITTLE_SPEC },		\
    { "cc1_endian_default",	CC1_ENDIAN_DEFAULT_SPEC },		\
    { "cc1_secure_plt_default",	CC1_SECURE_PLT_DEFAULT_SPEC },		\
@@ -180,10 +180,10 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.h gcc-4.6.2-ppc/gcc/config/rs6000/
    { "cpp_os_ads",		CPP_OS_ADS_SPEC },			\
    { "cpp_os_yellowknife",	CPP_OS_YELLOWKNIFE_SPEC },		\
    { "cpp_os_mvme",		CPP_OS_MVME_SPEC },			\
-diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.opt gcc-4.6.2-ppc/gcc/config/rs6000/sysv4.opt
---- gcc-4.6.2/gcc/config/rs6000/sysv4.opt	2011-01-03 20:52:22.000000000 +0000
-+++ gcc-4.6.2-ppc/gcc/config/rs6000/sysv4.opt	2012-02-25 12:01:45.000000000 +0000
-@@ -108,6 +108,26 @@
+diff -Nbaur gcc-4.7.0/gcc/config/rs6000/sysv4.opt gcc-4.7.0-ppc/gcc/config/rs6000/sysv4.opt
+--- gcc-4.7.0/gcc/config/rs6000/sysv4.opt	2011-05-05 15:59:55.000000000 +0100
++++ gcc-4.7.0-ppc/gcc/config/rs6000/sysv4.opt	2012-03-23 15:09:12.000000000 +0000
+@@ -121,6 +121,26 @@
  Target RejectNegative
  Link with libads.a, libc.a and crt0.o
  
@@ -210,22 +210,22 @@ diff -Nbaur gcc-4.6.2/gcc/config/rs6000/sysv4.opt gcc-4.6.2-ppc/gcc/config/rs600
  myellowknife
  Target RejectNegative
  Link with libyk.a, libc.a and crt0.o
-diff -Nbaur gcc-4.6.2/gcc/config.gcc gcc-4.6.2-ppc/gcc/config.gcc
---- gcc-4.6.2/gcc/config.gcc	2011-07-22 17:44:50.000000000 +0100
-+++ gcc-4.6.2-ppc/gcc/config.gcc	2012-02-25 12:01:45.000000000 +0000
-@@ -2133,7 +2133,7 @@
+diff -Nbaur gcc-4.7.0/gcc/config.gcc gcc-4.7.0-ppc/gcc/config.gcc
+--- gcc-4.7.0/gcc/config.gcc	2012-03-05 10:43:22.000000000 +0000
++++ gcc-4.7.0-ppc/gcc/config.gcc	2012-03-23 15:09:12.000000000 +0000
+@@ -1999,7 +1999,7 @@
  	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"
+ 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
  	use_gcc_stdint=wrap
-diff -Nbaur gcc-4.6.2/libcpp/Makefile.in gcc-4.6.2-ppc/libcpp/Makefile.in
---- gcc-4.6.2/libcpp/Makefile.in	2011-10-26 10:30:24.000000000 +0100
-+++ gcc-4.6.2-ppc/libcpp/Makefile.in	2012-02-25 12:01:45.000000000 +0000
-@@ -212,8 +212,7 @@
+diff -Nbaur gcc-4.7.0/libcpp/Makefile.in gcc-4.7.0-ppc/libcpp/Makefile.in
+--- gcc-4.7.0/libcpp/Makefile.in	2012-03-22 07:37:39.000000000 +0000
++++ gcc-4.7.0-ppc/libcpp/Makefile.in	2012-03-23 15:09:12.000000000 +0000
+@@ -214,8 +214,7 @@
  # 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.
diff --git a/select_toolchain.sh b/select_toolchain.sh
index 3da3e62..15bfff1 100644
--- a/select_toolchain.sh
+++ b/select_toolchain.sh
@@ -1,4 +1,5 @@
 #!/bin/bash
+VERSION=0
 while [ $VERSION -eq 0 ]
 do
   echo
@@ -17,35 +18,32 @@ done
 
 case "$VERSION" in
   "1" )
-    GCC_VER=4.6.3
+    GCC_VER=4.7.0
     BINUTILS_VER=2.22
     NEWLIB_VER=1.20.0
     GDB_VER=7.4
     basedir='dkarm-eabi'
     package=devkitARM
-    builddir=arm-eabi
     target=arm-eabi
     toolchain=DEVKITARM
   ;;
   "2" )
-    GCC_VER=4.6.2
+    GCC_VER=4.7.0
     BINUTILS_VER=2.22
     NEWLIB_VER=1.20.0
     GDB_VER=7.4
     basedir='dkppc'
     package=devkitPPC
-    builddir=powerpc-eabi
     target=powerpc-eabi
     toolchain=DEVKITPPC
   ;;
   "3" )
-    GCC_VER=4.6.2
+    GCC_VER=4.6.3
     BINUTILS_VER=2.22
     NEWLIB_VER=1.20.0
     GDB_VER=7.4
     basedir='dkpsp'
     package=devkitPSP
-    builddir=psp
     target=psp
     toolchain=DEVKITPSP
   ;;