Re: [PATCH, committed] Fix build of jit (was Re: [PATCH] Flatten tree.h and tree-core.h (Version 3))

[Prathamesh Kulkarni <prathamesh dot kulkarni at linaro dot org>]

On 10 January 2015 at 03:17, David Malcolm <dmalcolm@redhat.com> wrote:
> On Sat, 2015-01-10 at 01:50 +0530, Prathamesh Kulkarni wrote:
>> On 9 January 2015 at 16:21, Richard Biener <richard.guenther@gmail.com> wrote:
>> > On Fri, Jan 9, 2015 at 10:39 AM, Michael Collison
>> > <michael.collison@linaro.org> wrote:
>> >> This patch flattens tree.h and tree-core.h. This is a revised patch that
>> >> does not include tree-core.h as a result of flattening.
>> >>
>> >> Version 3 of the patch adds the header files removed from tree-core.h to
>> >> gcc-plugin.h in order to allow ggc-common.c to compile. This is a recent
>> >> issue seen on trunk.
>> >>
>> >> I removed the includes in tree.h and tree-core.h except for the include of
>> >> tree-core.h in tree.h.
>> >>
>> >> I modified genattrtab.c, genautomata.c, genemit.c, gengtype.c, gengtype.c,
>> >> genoptinit.c, genoutput.c,
>> >> genpeep.c, genpreds.c, and optc-save-gen-awk to include the the necessary
>> >> include files removed from
>> >> tree.h and tree-core.h when generating their respective files.
>> >>
>> >> I removed three inline functions from tree.h and relocated them to
>> >> fold-const.c and exported them in fold-const.h. The functions are:
>> >>
>> >> convert_to_ptrofftype-loc
>> >> fold_build_pointer_plus_loc
>> >> fold_build_pointer_plus_hwi_loc
>> >>
>> >> All other changes include the necessary include files removed from tree.h
>> >> and tree-core.h. Note the patches modifies all the front-ends.
>> >>
>> >> I bootstrapped on x86 with all languages. I also bootstrapped on all targets
>> >> listed in contrib/config-list.mk with c and c++ enabled.
>> >>
>> >> Is this okay for trunk?
>> >
>> > Ok.
>> Committed as r219402 on behalf of Michael.
>>
>> Thanks,
>> Prathamesh
>> >
>> > Thanks,
>> > Richard.
>> >
>> >> 2014-12-24  Michael Collison  <michael.collison@linaro.org>
>> >>
>> >>     * genattrtab.c (write_header): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-attrtab.c.
>> >>     * genautomata.c (main) : Include hash-set.h, macInclude hash-set.h,
>> >> machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-automata.c.
>> >>     * genemit.c (main): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-emit.c.
>> >>     * gengtype.c (open_base_files): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     gtype-desc.c.
>> >>     * genopinit.c (main): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-opinit.c.
>> >>     * genoutput.c (output_prologue): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-output.c.
>> >>     * genpeep.c (main): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-peep.c.
>> >>     * genpreds.c (write_insn_preds_c): Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     insn-preds.c.
>> >>     * optc-save-gen-awk: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h when generating
>> >>     options-save.c.
>> >>     * opth-gen.awk: Change include guard from GCC_C_COMMON_H to
>> >> GCC_C_COMMON_C
>> >>     when generating options.h.
>> >>
>> >> 2014-12-24  Michael Collison  <michael.collison@linaro.org>
>> >>
>> >>     * ada/gcc-interface/cuintp.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h,
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * ada/gcc-interface/decl.c: ditto.
>> >>     * ada/gcc-interface/misc.c: ditto.
>> >>     * ada/gcc-interface/targtyps.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h,
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * ada/gcc-interface/trans.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, real.h,
>> >>     fold-const.h, wide-int.h, inchash.h due to
>> >>     flattening of tree.h.
>> >>     * ada/gcc-interface/utils.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h,
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * ada/gcc-interface/utils2.c: ditto.
>> >>     * alias.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * asan.c: ditto.
>> >>     * attribs.c: ditto.
>> >>     * auto-inc-dec.c: ditto.
>> >>     * auto-profile.c: ditto
>> >>     * bb-reorder.c: ditto.
>> >>     * bt-load.c: Include symtab.h due to flattening of tree.h.
>> >>     * builtins.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * c/c-array-notation.c: ditto.
>> >>     * c/c-aux-info.c: ditto.
>> >>     * c/c-convert.c: ditto.
>> >>     * c/c-decl.c: ditto.
>> >>     * c/c-errors.c: ditto.
>> >>     * c/c-lang.c: dittoxs.
>> >>     * c/c-objc-common.c: ditto.
>> >>     * c/c-parser.c: ditto.
>> >>     * c/c-typeck.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, inchash.h, real.h and
>> >>     fixed-value.h due to flattening of tree.h.
>> >>     * calls.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * ccmp.c: ditto.
>> >>     * c-family/array-notation-common.c: ditto.
>> >>     * c-family/c-ada-spec.c: ditto.
>> >>     * c-family/c-cilkplus.c: ditto.
>> >>     * c-family/c-common.c: Include input.h due to flattening of tree.h.
>> >>     Define macro GCC_C_COMMON_C.
>> >>     * c-family/c-common.h: Flatten tree.h header files into c-common.h.
>> >>     Remove include of tree-core.h.
>> >>     * c-family/c-cppbuiltin.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * c-family/c-dump.c: ditto.
>> >>     * c-family/c-format.c: Flatten tree.h header files into c-common.h.
>> >>     * c-family/c-cppbuiltin.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * c-family/c-dump.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * c-family/c-format.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, inchash.h and real.h due to
>> >>     flattening of tree.h.
>> >>     * c-family/c-gimplify.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * c-family/cilk.c: ditto.
>> >>     * c-family/c-lex.c: ditto.
>> >>     * c-family/c-omp.c: ditto.
>> >>     * c-family/c-opts.c: ditto.
>> >>     * c-family/c-pch.c: ditto.
>> >>     * c-family/c-ppoutput.c: ditto.
>> >>     * c-family/c-pragma.c: ditto.
>> >>     * c-family/c-pretty-print.c: ditto.
>> >>     * c-family/c-semantics.c: ditto.
>> >>     * c-family/c-ubsan.c: ditto.
>> >>     * c-family/stub-objc.c: ditto.
>> >>     * cfgbuild.c: ditto.
>> >>     * cfg.c: ditto.
>> >>     * cfgcleanup.c: ditto.
>> >>     * cfgexpand.c: ditto.
>> >>     * cfghooks.c: ditto.
>> >>     * cfgloop.c: Include symtab.h, fold-const.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * cfgloopmanip.c: ditto.
>> >>     * cfgrtl.c:  Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * cgraphbuild.c: ditto.
>> >>     * cgraph.c: ditto.
>> >>     * cgraphclones.c: ditto.
>> >>     * cgraphunit.c: ditto.
>> >>     * cilk-common.c: ditto.
>> >>     * combine.c: ditto.
>> >>     * combine-stack-adj.c: Include symbol.h due to flattening of tree.h.
>> >>     * config/aarch64/aarch64-builtins.c:  Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/aarch64/aarch64.c: ditto.
>> >>     * config/alpha/alpha.c: ditto.
>> >>     * config/arc/arc.c: ditto.
>> >>     * config/arm/aarch-common.c: ditto.
>> >>     * config/arm/arm-builtins.c: ditto.
>> >>     * config/arm/arm.c: ditto.
>> >>     * config/arm/arm-c.c: ditto.
>> >>     * config/avr/avr.c: ditto.
>> >>     * config/avr/avr-c.c: ditto.
>> >>     * config/avr/avr-log.c: ditto.
>> >>     * config/bfin/bfin.c: ditto.
>> >>     * config/c6x/c6x.c: ditto.
>> >>     * config/cr16/cr16.c: ditto.
>> >>     * config/cris/cris.c: ditto.
>> >>     * config/darwin.c: ditto.
>> >>     * config/darwin-c.c: ditto.
>> >>     * config/default-c.c: ditto.
>> >>     * config/epiphany/epiphany.c: ditto.
>> >>     * config/fr30/fr30.c: ditto.
>> >>     * config/frv/frv.c: ditto.
>> >>     * config/glibc-c.c: ditto.
>> >>     * config/h8300/h8300.c: ditto.
>> >>     * config/i386/i386.c: ditto.
>> >>     * config/i386/i386-c.c: ditto.
>> >>     * config/i386/msformat.c: ditto.
>> >>     * config/i386/winnt.c: ditto.
>> >>     * config/i386/winnt-cxx.c: ditto.
>> >>     * config/i386/winnt-stubs.c: ditto.
>> >>     * config/ia64/ia64.c: ditto.
>> >>     * config/ia64/ia64-c.c: ditto.
>> >>     * config/iq2000/iq2000.c: ditto.
>> >>     * config/lm32/lm32.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * config/m32c/m32c.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/m32c/m32c-pragma.c: ditto.
>> >>     * config/m32c/m32cr.c: ditto.
>> >>     * config/m68/m68k.c: ditto.
>> >>     * config/mcore/mcore.c: ditto.
>> >>     * config/mep/mep.c: ditto.
>> >>     * config/mep/mep-pragma.c: ditto.
>> >>     * config/microblaze/microblaze.c: ditto.
>> >>     * config/microblaze/microblaze-c.c: ditto.
>> >>     * config/mips/mips.c: ditto.
>> >>     * config/mmix/mmix.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * config/mn10300/mn10300.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/moxie/moxie.c: ditto.
>> >>     * config/msp430/msp430.c: ditto.
>> >>     * config/msp430/msp430-c.c: ditto.
>> >>     * config/nds32/nds32.c: ditto.
>> >>     * config/nds32/nds32-cost.c: ditto.
>> >>     * config/nds32/nds32-fp-as-gp.c: ditto.
>> >>     * config/nds32/nds32-intrinsic.c: ditto.
>> >>     * config/nds32/nds32-isr.c: ditto.
>> >>     * config/nds32/nds32-md-auxillary.c: ditto.
>> >>     * config/nds32/nds32-memory-manipulationx.c: ditto.
>> >>     * config/nds32/nds32-pipelines-auxillary.c: ditto.
>> >>     * config/nds32/nds32-predicates.c: ditto.
>> >>     * config/nios2/nios2.c: ditto.
>> >>     * config/nvptx/nvptx.c: ditto.
>> >>     * config/pa/pa.c: ditto.
>> >>     * config/pdp11/pdp11x.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * config/rl78/rl78.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/rl78/rl78-cx.c: ditto.
>> >>     * config/rs6000/rs6000.c: ditto.
>> >>     * config/rs6000/rs6000-c.c: ditto.
>> >>     * config/rx/rx.c: ditto.
>> >>     * config/s390/s390.c: ditto.
>> >>     * config/sh/sh.c: ditto.
>> >>     * config/sh/sc.c: ditto.
>> >>     * config/sh/sh-mem.cc: ditto.
>> >>     * config/sh/sh_treg_combine.cc: Include symtab.h, inchash.h and tree.h
>> >>     due to flattening of tree.h.
>> >>     Remove include of tree-core.h.
>> >>     * config/sol2.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/sol2-c.c: ditto.
>> >>     * config/sol2-cxx.c: ditto.
>> >>     * config/sol2-stubs.c: ditto.
>> >>     * config/sparc/sparc.c: ditto.
>> >>     * config/sparc/sparc-cx.c: ditto.
>> >>     * config/spu/spu.c: ditto.
>> >>     * config/spu/spu-c.c: ditto
>> >>     * config/storym16/stormy16.c: ditto.
>> >>     * config/tilegx/tilegx.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * config/tilepro/gen-mul-tables.cc: Include symtab.h in generated file.
>> >>     * config/tilegx/tilegx-c.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/tilepro/tilepro.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * config/tilepro/tilepro-c.c: Include hash-set.h, machmode.h,
>> >>     vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
>> >>     fold-const.h, wide-int.h, and inchash.h due to
>> >>     flattening of tree.h.
>> >>     * config/v850/v850.c: ditto.
>> >>     * config/v850/v850-c.c: ditto.
>> >>     * config/vax/vax.c: ditto.
>> >>     * config/vms/vms.c: ditto.
>> >>     * config/vms/vms-c.c: ditto.
>> >>     * config/vxworks.c: ditto.
>> >>     * config/winnt-c.c: ditto.
>> >>     * config/xtensa/xtensa.c: Include symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * convert.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * coverage.c: ditto.
>> >>     * cp/call.c: ditto.
>> >>     * cp/class.c: ditto.
>> >>     * cp/constexpr.c: ditto.
>> >>     * cp/cp-array-notation.c: ditto.
>> >>     * cp/cp-gimplify.c: ditto.
>> >>     * cp/cp-lang.c: ditto.
>> >>     * cp/cp-objcp-common.c: ditto.
>> >>     * cp/cvt.c: ditto.
>> >>     * cp/decl2.c: ditto.
>> >>     * cp/decl.c: ditto.
>> >>     * cp/dump.c: ditto.
>> >>     * cp/error.c: ditto.
>> >>     * cp/except.c: ditto.
>> >>     * cp/expr.c: ditto.
>> >>     * cp/friend.c: ditto.
>> >>     * cp/init.c: ditto.
>> >>     * cp/lambda.c: ditto.
>> >>     * cp/lex.c: ditto.
>> >>     * cp/mangle.c: ditto.
>> >>     * cp/name-lookup.c: ditto.
>> >>     * cp/optimize.c: ditto.
>> >>     * cp/parser.c: ditto.
>> >>     * cp/pt.c: ditto.
>> >>     * cp/ptree.c: ditto.
>> >>     * cp/repo.c: ditto.
>> >>     * cp/rtti.c: ditto.
>> >>     * cp/search.c: ditto.
>> >>     * cp/semantics.c: ditto.
>> >>     * cp/tree.c: ditto.
>> >>     * cp/typeck2.c: ditto.
>> >>     * cp/typeck.c: ditto.
>> >>     * cppbuiltin.c: ditto.
>> >>     * cprop.c: ditto.
>> >>     * cse.c: Add include of symtab.h due to flattening of tree.h.
>> >>     * cselib.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * data-streamer.c: ditto.
>> >>     * data-streamer-in.c: ditto.
>> >>     * data-streamer-out.c: ditto.
>> >>     * dbxout.c: ditto.
>> >>     * dce.c: ditto.
>> >>     * ddg.c: Add include of symtab.h due to flattening of tree.h.
>> >>     * debug.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * dfp.c: ditto.
>> >>     * df-scan.c: ditto.
>> >>     * dojump.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, inchash.h and real.h due to flattening of tree.h.
>> >>     * double-int.c: ditto.
>> >>     * dse.c: ditto.
>> >>     * dumpfile.c: ditto.
>> >>     * dwarf2asm.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, inchash.h and real.h due to flattening of tree.h.
>> >>     * dwarf2cfi.c: ditto.
>> >>     * dwarf2out.c: ditto.
>> >>     * emit-rtl.c: ditto.
>> >>     * except.c: ditto.
>> >>     * explow.c: ditto.
>> >>     * expmed.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * expr.c: ditto.
>> >>     * final.c: ditto.
>> >>     * fixed-value.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, inchash.h and fixed-value.h due to flattening of tree.h.
>> >>     * fold-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     Relocate inline function convert_to_ptrofftype_loc from tree.h.
>> >>     Relocate inline function fold_build_pointer_plus_loc from tree.h.
>> >>     Relocate inline function fold_build_pointer_plus_hwi_loc from tree.h.
>> >>     * fold-const.h: Relocate macro convert_to_ptrofftype from tree.h.
>> >>     Relocate macro fold_build_pointer_plus to relocate from tree.h.h.
>> >>     Relocate macro fold_build_pointer_plus_hwi from tree.h.
>> >>     Add prototype for convert_to_ptrofftype_loc relocated from tree.h.
>> >>     Add prototype for fold_build_pointer_plus_loc relocated from tree.h.
>> >>     Add prototype for fold_build_pointer_plus_hwi_loc relocated from tree.h.
>> >>     * fortran/convert.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/cpp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/decl.c: ditto.
>> >>     * fortran/f95.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/iresolve.c: ditto.
>> >>     * fortran/match.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/module.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/options.c: ditto.
>> >>     * fortran/target-memory.c: Include hash-set.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans-array.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans-common.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans-const.c: ditto.
>> >>     * fortran/trans-decl.c: ditto.
>> >>     * fortran/trans-expr.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans-intrinsic.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, inchash.h and real.h due to flattening of tree.h.
>> >>     * fortran/trans-io.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * fortran/trans-openmp.c: ditto.
>> >>     * fortran/trans-stmt.c: ditto.
>> >>     * fortran/trans-types.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, inchash.h and real.h due to flattening of tree.h.
>> >>     * function.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * gcc-plugin.h: Include statistics.h, double-int.h, real.h,
>> >> fixed-value.h,
>> >>     alias.h, flags.h, and symtab.h due to flattening of tree.h
>> >>     * gcse.c: ditto.
>> >>     * generic-match-head.c:  Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ggc-page.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * gimple-builder.c: ditto.
>> >>     * gimple.c: ditto.
>> >>     * gimple-expr.c: ditto.
>> >>     * gimple-fold.c: ditto.
>> >>     * gimple-iterator.c: ditto.
>> >>     * gimple-low.c: ditto.
>> >>     * gimple-match-head.c: ditto.
>> >>     * gimple-pretty-print.c: ditto.
>> >>     * generic-ssa-isolate-paths.c:  Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * gimple-ssa-strength-reduction.c: ditto.
>> >>     * gimple-streamer-in.c: ditto.
>> >>     * gimple-streamer-out.c: ditto.
>> >>     * gimple-walk.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * gimplify.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * gimplify-me.c: ditto.
>> >>     * go/go-gcc.cc: ditto.
>> >>     * go/go-lang.c: ditto.
>> >>     * go/gdump.c: ditto.
>> >>     * graphite-blocking.c: ditto.
>> >>     * graphite.c: ditto.
>> >>     * graphite-dependencies.c: ditto.
>> >>     * graphite-interchange.c: ditto.
>> >>     * graphite-isl-ast-to-gimple.c: ditto.
>> >>     * graphite-optimize-isl.c: ditto.
>> >>     * graphite-poly.c: ditto.
>> >>     * graphite-scop-detection.c: ditto.
>> >>     * graphite-sese-to-poly.c: ditto.
>> >>     * hw-doloop.c: Include symtab.h due to flattening of tree.h.
>> >>     * ifcvt.c: ditto.
>> >>     * init-regs.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * internal-fc.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h,options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa.c: ditto.
>> >>     * ipa-chkp.c: ditto.
>> >>     * ipa-comdats.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-cp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h,options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-devirt.c:  Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-icf.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h,options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-icf-gimple.c: ditto.
>> >>     * ipa-inline-analysis.c:  Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-inline.c: ditto.
>> >>     * ipa-inline-transform.c: ditto.
>> >>     * ipa-polymorhpic-call.c: ditto.
>> >>     * ipa-profile.c: ditto.
>> >>     * ipa-prop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-pure-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ipa-reference.c: ditto.
>> >>     * ipa-split.c: ditto.
>> >>     * ipa-utils.c: ditto.
>> >>     * ipa-visbility.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * ira.c: ditto.
>> >>     * ira-color.c: Include hash-set.h due to flattening of tree.h.
>> >>     * ira-costs.c: ditto.
>> >>     * ira-emit.c: ditto.
>> >>     * java/boehm.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/builtins.c: ditto.
>> >>     * java/class.c: ditto.
>> >>     * java/constants.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/decl.c: ditto.
>> >>     * java/except.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/expr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h,inchash.h and real.h due to flattening of tree.h.
>> >>     * java/gimplify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/jcf-dump.c: ditto.
>> >>     * java/jcf-io.c: ditto.
>> >>     * java/jcf-parse.c: ditto.
>> >>     * java/jvgenmain.c: ditto.
>> >>     * java/lang.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/mangle.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * java/mangle_name.c: ditto.
>> >>     * java/resource.c: ditto.
>> >>     * java/typeck.c: ditto.
>> >>     * java/verify-glue.c: ditto.
>> >>     * java/verify-impl.c: ditto.
>> >>     * jump.c: Include symtab.h due to flattening of tree.h.
>> >>     * langhooks.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * loop-doloop.c: Include symtab.h due to flattening of tree.h.
>> >>     * loop-init.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * loop-invariant.c: Include symtab.h due to flattening of tree.h.
>> >>     * loop-iv.c: ditto.
>> >>     * loop-unroll.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lower-subreg.c: ditto.
>> >>     * lra-assigns.c: Include symtab.h due to flattening of tree.h.
>> >>     * lra.c: Include symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * lra-coalesce.c: Include symtab.h due to flattening of tree.h.
>> >>     * lra-constraints.c: ditto.
>> >>     * lra-eliminations.c: ditto.
>> >>     * lra-livesc: ditto.
>> >>     * lra-remat.c: ditto.
>> >>     * lra-spills.c: ditto.
>> >>     * lto/lto.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto/lto-lang.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto/lto-object.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto/lto-partition.c: ditto.
>> >>     * lto/lto-symtab.c: ditto.
>> >>     * lto-cgraph.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto-compress.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto-opts.c: ditto.
>> >>     * lto-section-in.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * lto-section-out.c: ditto.
>> >>     * lto-streamer.c: ditto.
>> >>     * lto-streamer-in.c: ditto.
>> >>     * lto-streamer-out.c: ditto.
>> >>     * modulo-sched.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * objc/objc-act.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options, fold-const.h,
>> >>     wide-int.h, and inchash.h due to flattening of tree.h.
>> >>     * objc/objc-encoding.c: ditto.
>> >>     * objc/objc-gnu-runtime-abi-01.c: ditto.
>> >>     * objc/objc-lang.c: ditto.
>> >>     * objc/objc-map.c: ditto.
>> >>     * objc/objc-next-runtime-abi-01.c: ditto.
>> >>     * objc/objc-next-runtime-abi-02.c: ditto.
>> >>     * objc/objc-runtime-shared-support.c: ditto.
>> >>     * objcp/objcp-decl.c: ditto.
>> >>     * objcp/objcp-lang.c: ditto.
>> >>     * omega.c: ditto.
>> >>     * omega-low.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * optabs.c: ditto.
>> >>     * opts-global.c: ditto.
>> >>     * passes.c: ditto.
>> >>     * plugin.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * postreload.c: Include symtab.h due to flattening of tree.h.
>> >>     * postreload-gcse.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * predict.c: ditto.
>> >>     * print-rtl.c: ditto.
>> >>     * print-tree.c: ditto.
>> >>     * profile.c: Include symtab.h, fold-const.h
>> >>     and inchash.h due to flattening of tree.h.
>> >>     * real.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * realmpfr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * recog.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * ree.c: ditto.
>> >>     * reginfo.c: ditto.
>> >>     * reg-stack.c: ditto.
>> >>     * reload1.c: Include symtab.h, fold-const.h, wide-int.h
>> >>     and inchash.h due to flattening of tree.h.
>> >>     * reload.c: Include symtab.h due to flattening of tree.h.
>> >>     * reorg.c: ditto.
>> >>     * rtlanal.c: Include symtab.h, fold-const.h, wide-int.h
>> >>     and inchash.h due to flattening of tree.h.
>> >>     * rtl-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * rtlhooks.c: Include symtab.h due to flattening of tree.h.
>> >>     * sanopt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * sched-deps.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * sched-vis.c: ditto.
>> >>     * sdbout.c: ditto.
>> >>     * sel-sched.c: Include symtab.h, fold-const.h, wide-int.h
>> >>     and inchash.h due to flattening of tree.h.
>> >>     * sel-sched-ir.c: ditto.
>> >>     * sese.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * shrink-wrap.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * simplify-rtx.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * stack-ptr-mod.c: ditto.
>> >>     * stmt.c: ditto.
>> >>     * store-motion.c: ditto.
>> >>     * store-layout.c: ditto.
>> >>     * stringpool.c: ditto.
>> >>     * symtab.c: ditto.
>> >>     * target-globals.c: ditto.
>> >>     * targhooks.c: ditto.
>> >>     * toplev.c: ditto.
>> >>     * tracer.c: ditto.
>> >>     * trans-mem.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-affine.c: ditto.
>> >>     * tree-browser.c: ditto.
>> >>     * tree.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-call-cdce.c: Include symtab.h, alias.h, double-int.h,
>> >>     fold-const.h, wide-int.h, inchash.h and real.h due to
>> >>     flattening of tree.h.
>> >>     * tree-cfg.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-cfgcleanup.c: ditto.
>> >>     * tree-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-chkp-opt.c: ditto.
>> >>     * tree-chrec.c: ditto.
>> >>     * tree-chkp-opt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
>> >>     real.h due to flattening of tree.h.
>> >>     * tree-core.h: Flatten header file by removing all #include statements.
>> >>     * tree-data-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-dfa.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
>> >>     real.h due to flattening of tree.h.
>> >>     * tree-diagnostic.c: ditto.
>> >>     * tree-dump.c: * tree-dfa.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h
>> >> and
>> >>     fixed-value.h due to flattening of tree.h.
>> >>     * tree-eh.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
>> >>     real.h due to flattening of tree.h.
>> >>     * tree-emutls.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree.h: Flatten header files by removing all includes except
>> >> tree-core.h.
>> >>     Remove inline function convert_to_ptrofftype_loc to relocate to
>> >> fold-const.c.
>> >>     Remove macro convert_to_ptrofftype to relocate to fold-const.h.
>> >>     Remove inline function fold_build_pointer_plus_loc to relocate to
>> >> fold-const.c.
>> >>     Remove macro fold_build_pointer_plus to relocate to fold-const.h.
>> >>     Remove inline function fold_build_pointer_plus_hwi_loc to relocate to
>> >> fold-const.c.
>> >>     Remove macro fold_build_pointer_plus_hwi to relocate to fold-const.h.
>> >>     * tree-if-conv.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h
>> >> and
>> >>     fixed-value.h due to flattening of tree.h.
>> >>     * tree-inline.c: ditto.
>> >>     * tree-into-ssa.c: ditto.
>> >>     * tree-iterator.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-loop-distribution.c: ditto.
>> >>     * tree-nested.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-nrv.c: ditto.
>> >>     * tree-object-size.c: ditto.
>> >>     * tree-outof-ssa.c: ditto.
>> >>     * tree-parloops.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-phinodes.c: ditto.
>> >>     * tree-predcom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-pretty-print.c: ditto.
>> >>     * tree-profile.c: double-int.h, input.h, alias.h, symtab.h,
>> >>     fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-scalar-evolution.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-sra.c: Include  vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-alias.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-ssa.c: ditto.
>> >>     * tree-ssa-ccp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
>> >>     and real.h due to flattening of tree.h.
>> >>     * tree-ssa-coalesce.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-ssa-copy.c: ditto.
>> >>     * tree-ssa-copyrename.c: ditto.
>> >>     * tree-ssa-dce.c: ditto.
>> >>     * tree-ssa-dom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
>> >>     and real.h due to flattening of tree.h.
>> >>     * tree-ssa-dse.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-ssa-forwprop.c: ditto.
>> >>     * tree-ssa-ifcombine.c: ditto.
>> >>     * tree-ssa-live.c: ditto.
>> >>     * tree-ssa-loop.c: ditto.
>> >>     * tree-ssa-loop-ch.c: ditto.
>> >>     * tree-ssa-loop-im.c: ditto.
>> >>     * tree-ssa-loop-ivcanon.c: ditto.
>> >>     * tree-ssa-loop-ivopts.c: ditto.
>> >>     * tree-ssa-loop-manip.c: ditto.
>> >>     * tree-ssa-loop-niter.c: ditto.
>> >>     * tree-ssa-loop-prefetch.c: ditto.
>> >>     * tree-ssa-loop-unswitch.c: ditto.
>> >>     * tree-ssa-loop-math-opts.c: ditto.
>> >>     * tree-ssanames.c: ditto.
>> >>     * tree-ssa-operands.c: ditto.
>> >>     * tree-ssa-phiopt.c: ditto.
>> >>     * tree-ssa-phiprop.c: ditto.
>> >>     * tree-ssa-pre.c: ditto.
>> >>     * tree-ssa-propagate.c: ditto.
>> >>     * tree-ssa-reassoc.c: ditto.
>> >>     * tree-ssa-sccvn.c: ditto.
>> >>     * tree-ssa-sink.c: ditto.
>> >>     * tree-ssa-strlen.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-structalias.c: double-int.h, input.h, alias.h, symtab.h,
>> >>     fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-tail-merge.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-ter.c: ditto.
>> >>     * tree-ssa-threadedge.c: ditto.
>> >>     * tree-ssa-threadupdate.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-uncprop.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, fold-const.h,
>> >>     wide-int.h and inchash.h due to flattening of tree.h.
>> >>     * tree-ssa-uninit.c: ditto.
>> >>     * tree-stdarg.c: Include vec.h, double-int.h, input.h, alias.h,
>> >>     symtab.h, fold-const.h, wide-int.h and inchash.h due to flattening
>> >>     of tree.h.
>> >>     * tree-streamer.c: Include vec.h, double-int.h, input.h, alias.h,
>> >>     symtab.h, options.h, fold-const.h, wide-int.h and
>> >>     inchash.h due to flattening of tree.h.
>> >>     * tree-streamer-in.c: Include hash-set.h, machmode.h, vec.h,
>> >>     double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
>> >>     wide-int.h, inchash.h, real.h and fixed-value.h due to flattening
>> >>     of tree.h.
>> >>     * tree-streamer-out.c: dittoo.
>> >>     * tree-switch-conversion.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-tailcall.c: ditto.
>> >>     * tree-vect-data-refs.c: ditto.
>> >>     * tree-vect-generic.c: Include hash-set.h, machmode.h, vec.h,
>> >> double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and
>> >> inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-vect-loop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * tree-vect-loop-manip.c: ditto.
>> >>     * tree-vectorizer.c: ditto.
>> >>     * tree-vect-patterns.c: ditto.
>> >>     * tree-vect-slp.c: ditto.
>> >>     * tree-vect-stmts.c: ditto.
>> >>     * tree-vrp.c: ditto.
>> >>     * tsan.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and
>> >> inchash.h
>> >>     due to flattening of tree.h.
>> >>     * ubsan.c: ditto.
>> >>     * value-prof.c.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * varasm.c: ditto.
>> >>     * varpool.c: ditto.
>> >>     * var-tracking.c: ditto.
>> >>     * vmsdbgout.c: ditto.
>> >>     * vtable-verify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and
>> >> inchash.h
>> >>     due to flattening of tree.h.
>> >>     * wide-int.cc: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
>> >>     due to flattening of tree.h.
>> >>     * xcoffout.c: ditto.
>> >>     * libcc1/plugin.cc: Include hash-set.h, machmode.h, vec.h, double-int.h,
>> >>     input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and
>> >> inchash.h
>> >>     due to flattening of tree.h.
>
> Which languages was this tested with?
I suppose this was tested with --enable-languages=all,go,ada which
left out the jit  -:(
>
> This broke the build of the jit, with dozens of errors e.g.:
oops, sorry about this. We will build further flattening patches with
--enable-languages=all,go,jit,ada.
Shall that cover all the front-ends ?
>
> In file included from ../../src/gcc/tree.h:23:0,
>                  from ../../src/gcc/jit/jit-common.h:26,
>                  from ../../src/gcc/jit/jit-logging.h:24,
>                  from ../../src/gcc/jit/jit-logging.c:25:
> ../../src/gcc/tree-core.h:171:9: error: âMAX_MODE_COMPLEX_FLOATâ was not
> declared in this scope
>        + MAX_MODE_COMPLEX_FLOAT
>          ^
>
> I've fixed it with the attached; tested with "make check-jit", with
> jit.sum having:
>   # of expected passes  7152
>
> Committed to trunk as r219411.
Thanks for fixing -:)

Regards,
Prathamesh