diff -c -r gcc-4.6.3/gcc/d/dfrontend/constfold.c gcc-4.6.3/gcc/d/dfrontend/constfold.c
*** gcc-4.6.3/gcc/d/dfrontend/constfold.c	2012-11-14 08:10:54.000000000 +0900
--- gcc-4.6.3/gcc/d/dfrontend/constfold.c	2012-12-16 15:33:52.820625000 +0900
***************
*** 581,592 ****
          if (e1->type->isfloating())
          {
              r = new RealExp(loc, e1->toReal(), e1->type);
!             v = new RealExp(loc, ldouble(1.0), e1->type);
          }
          else
          {
              r = new RealExp(loc, e1->toReal(), Type::tfloat64);
!             v = new RealExp(loc, ldouble(1.0), Type::tfloat64);
          }
  
          while (n != 0)
--- 581,592 ----
          if (e1->type->isfloating())
          {
              r = new RealExp(loc, e1->toReal(), e1->type);
!             v = new RealExp(loc, 1, e1->type);
          }
          else
          {
              r = new RealExp(loc, e1->toReal(), Type::tfloat64);
!             v = new RealExp(loc, 1, Type::tfloat64);
          }
  
          while (n != 0)
***************
*** 598,604 ****
          }
  
          if (neg)
!             v = Div(v->type, new RealExp(loc, ldouble(1.0), v->type), v);
  
          if (type->isintegral())
              e = new IntegerExp(loc, v->toInteger(), type);
--- 598,604 ----
          }
  
          if (neg)
!             v = Div(v->type, new RealExp(loc, 1, v->type), v);
  
          if (type->isintegral())
              e = new IntegerExp(loc, v->toInteger(), type);
diff -c -r gcc-4.6.3/libphobos/libdruntime/gc/gcx.d gcc-4.6.3/libphobos/libdruntime/gc/gcx.d
*** gcc-4.6.3/libphobos/libdruntime/gc/gcx.d	2012-11-14 08:10:54.000000000 +0900
--- gcc-4.6.3/libphobos/libdruntime/gc/gcx.d	2012-12-16 15:33:52.827625400 +0900
***************
*** 2422,2428 ****
  
          if (running)
              onInvalidMemoryOperationError();
!         running = 1;
  
          thread_suspendAll();
  
--- 2422,2428 ----
  
          if (running)
              onInvalidMemoryOperationError();
!         //running = 1;
  
          thread_suspendAll();
  
diff -c -r gcc-4.6.3/libphobos/libdruntime/Makefile.in gcc-4.6.3/libphobos/libdruntime/Makefile.in
*** gcc-4.6.3/libphobos/libdruntime/Makefile.in	2012-11-14 08:10:54.000000000 +0900
--- gcc-4.6.3/libphobos/libdruntime/Makefile.in	2012-12-18 01:19:46.984125500 +0900
***************
*** 249,255 ****
  
  RT_WINDOWS_OBJS = core/sys/windows/dbghelp.o core/sys/windows/dll.o \
  		core/sys/windows/stacktrace.o core/sys/windows/threadaux.o \
! 		core/sys/windows/windows.o core/sys/windows/mingwex.o
  
  
  # This should not be linked into a shared library.
--- 249,255 ----
  
  RT_WINDOWS_OBJS = core/sys/windows/dbghelp.o core/sys/windows/dll.o \
  		core/sys/windows/stacktrace.o core/sys/windows/threadaux.o \
! 		core/sys/windows/windows.o
  
  
  # This should not be linked into a shared library.
***************
*** 272,279 ****
  	     core/sync/exception.di core/sync/mutex.di core/sync/rwmutex.di \
  	     core/sync/semaphore.di \
  	     \
- 	     core/sys/freebsd/sys/event.di \
- 	     \
  	     core/sys/osx/mach/dyld.di core/sys/osx/mach/getsect.di \
  	     core/sys/osx/mach/kern_return.di core/sys/osx/mach/loader.di \
  	     core/sys/osx/mach/port.di core/sys/osx/mach/semaphore.di \
--- 272,277 ----
diff -c -r gcc-4.6.3/libphobos/Makefile.in gcc-4.6.3/libphobos/Makefile.in
*** gcc-4.6.3/libphobos/Makefile.in	2012-11-14 08:10:54.000000000 +0900
--- gcc-4.6.3/libphobos/Makefile.in	2012-12-16 15:35:35.053472400 +0900
***************
*** 313,319 ****
  WINDOWS_OBJS = std/c/windows/com.o std/c/windows/stat.o std/c/wcharh.o \
  	     std/c/windows/windows.o std/c/windows/winsock.o \
  	     std/windows/charset.o std/windows/iunknown.o std/windows/registry.o \
! 	     std/windows/syserror.o std/__fileinit.o std/internal/windows/advapi32.o
  
  ALL_PHOBOS_OBJS = $(D_EXTRA_OBJS) $(MAIN_OBJS) $(ZLIB_OBJS)
  
--- 313,319 ----
  WINDOWS_OBJS = std/c/windows/com.o std/c/windows/stat.o std/c/wcharh.o \
  	     std/c/windows/windows.o std/c/windows/winsock.o \
  	     std/windows/charset.o std/windows/iunknown.o std/windows/registry.o \
! 	     std/windows/syserror.o std/internal/windows/advapi32.o
  
  ALL_PHOBOS_OBJS = $(D_EXTRA_OBJS) $(MAIN_OBJS) $(ZLIB_OBJS)
  
diff -c -r gcc-4.6.3/libphobos/std/string.d gcc-4.6.3/libphobos/std/string.d
*** gcc-4.6.3/libphobos/std/string.d	2012-11-14 08:10:54.000000000 +0900
--- gcc-4.6.3/libphobos/std/string.d	2012-12-16 15:33:52.833625800 +0900
***************
*** 2720,2726 ****
   *   )
   */
  
! string format(...)
  {
  /+ // @@@BUG@@@ Fails due to regression bug 2479.
      char[] s;
--- 2720,2726 ----
   *   )
   */
  
! string xformat(...)
  {
  /+ // @@@BUG@@@ Fails due to regression bug 2479.
      char[] s;
***************
*** 2759,2765 ****
  ----
   *   )
   */
! char[] sformat(char[] s, ...)
  {
  /+ // @@@BUG@@@ Fails due to regression bug 2479.
  
--- 2759,2765 ----
  ----
   *   )
   */
! char[] xsformat(char[] s, ...)
  {
  /+ // @@@BUG@@@ Fails due to regression bug 2479.
  
***************
*** 2841,2847 ****
   * deprecation once format has been updated.
   */
  
! string xformat(Char, Args...)(in Char[] fmt, Args args)
  {
      auto w = appender!string();
      auto n = formattedWrite(w, fmt, args);
--- 2841,2847 ----
   * deprecation once format has been updated.
   */
  
! string format(Char, Args...)(in Char[] fmt, Args args)
  {
      auto w = appender!string();
      auto n = formattedWrite(w, fmt, args);
***************
*** 2886,2892 ****
   * Returns: filled slice of $(D_PARAM buf)
   */
  
! char[] xsformat(Char, Args...)(char[] buf, in Char[] fmt, Args args)
  {
      size_t i;
  
--- 2886,2892 ----
   * Returns: filled slice of $(D_PARAM buf)
   */
  
! char[] sformat(Char, Args...)(char[] buf, in Char[] fmt, Args args)
  {
      size_t i;
  
***************
*** 2898,2904 ****
              auto n = encode(enc, c);
  
              if (buf.length < i + n)
!                 onRangeError("std.string.xsformat", 0);
  
              buf[i .. i + n] = enc[0 .. n];
              i += n;
--- 2898,2904 ----
              auto n = encode(enc, c);
  
              if (buf.length < i + n)
!                 onRangeError("std.string.sformat", 0);
  
              buf[i .. i + n] = enc[0 .. n];
              i += n;
***************
*** 2906,2912 ****
          void put(const(char)[] s)
          {
              if (buf.length < i + s.length)
!                 onRangeError("std.string.xsformat", 0);
  
              buf[i .. i + s.length] = s[];
              i += s.length;
--- 2906,2912 ----
          void put(const(char)[] s)
          {
              if (buf.length < i + s.length)
!                 onRangeError("std.string.sformat", 0);
  
              buf[i .. i + s.length] = s[];
              i += s.length;