http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55784
--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-12-22 18:57:55 UTC --- > but I finished bootstrap with the following patch > > --- ../_clean/gcc/ada/gcc-interface/Makefile.in 2012-11-07 > 08:50:19.000000000 +0100 > +++ ../p_work/gcc/ada/gcc-interface/Makefile.in 2012-12-22 > 13:34:39.000000000 +0100 > @@ -273,7 +273,7 @@ endif > # Both . and srcdir are used, in that order, > # so that tm.h and config.h will be found in the compilation > # subdirectory rather than in the source directory. > -INCLUDES = -I- -I. -I.. -I$(srcdir)/ada -I$(srcdir) -I$(srcdir)/../include > +INCLUDES = -I- -I. -I.. -I$(srcdir)/ada -I$(srcdir) -I$(srcdir)/../include > $(GMPINC) > > ADA_INCLUDES = -I- -I. -I$(srcdir)/ada > > @@ -283,11 +283,11 @@ ADA_INCLUDES = -I- -I. -I$(srcdir)/ada > ifneq ($(findstring vxworks,$(osys)),) > INCLUDES_FOR_SUBDIR = -iquote . -iquote .. -iquote ../.. \ > -iquote $(fsrcdir)/ada \ > - -I$(fsrcdir)/../include > + -I$(fsrcdir)/../include $(GMPINC) > else > INCLUDES_FOR_SUBDIR = -iquote . -iquote .. -iquote ../.. \ > -iquote $(fsrcdir)/ada -iquote $(fsrcdir) \ > - -I$(fsrcdir)/../include > + -I$(fsrcdir)/../include $(GMPINC) > endif > > ADA_INCLUDES_FOR_SUBDIR = -I. -I$(fsrcdir)/ada > > Thanks for the tip. You're welcome. The Ada bits are OK for mainline.