Ground bugfix

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@4235 85f007b7-540e-0410-9357-904b9bb8a0f7

3 files changed, 110 insertions, 101 deletions

diff --git a/.depend b/.depend
index 1ed79ca856..573bf9b869 100644
--- a/.depend
+++ b/.depend
@@ -45,10 +45,10 @@ kernel/indtypes.cmi: kernel/declarations.cmi kernel/entries.cmi \
     kernel/univ.cmi 
 kernel/inductive.cmi: kernel/declarations.cmi kernel/environ.cmi \
     kernel/names.cmi kernel/term.cmi kernel/univ.cmi 
-kernel/mod_typing.cmi: kernel/declarations.cmi kernel/entries.cmi \
-    kernel/environ.cmi 
 kernel/modops.cmi: kernel/declarations.cmi kernel/entries.cmi \
     kernel/environ.cmi kernel/names.cmi kernel/univ.cmi lib/util.cmi 
+kernel/mod_typing.cmi: kernel/declarations.cmi kernel/entries.cmi \
+    kernel/environ.cmi 
 kernel/names.cmi: lib/pp.cmi lib/predicate.cmi 
 kernel/reduction.cmi: kernel/environ.cmi kernel/sign.cmi kernel/term.cmi \
     kernel/univ.cmi 
@@ -68,9 +68,6 @@ kernel/typeops.cmi: kernel/entries.cmi kernel/environ.cmi kernel/names.cmi \
 kernel/univ.cmi: kernel/names.cmi lib/pp.cmi 
 lib/bignat.cmi: lib/pp.cmi 
 lib/pp.cmi: lib/pp_control.cmi 
-lib/rtree.cmi: lib/pp.cmi 
-lib/system.cmi: lib/pp.cmi 
-lib/util.cmi: lib/pp.cmi 
 library/declare.cmi: kernel/cooking.cmi library/decl_kinds.cmo \
     kernel/declarations.cmi library/dischargedhypsmap.cmi kernel/entries.cmi \
     kernel/indtypes.cmi library/libnames.cmi library/libobject.cmi \
@@ -99,6 +96,9 @@ library/library.cmi: library/libnames.cmi library/libobject.cmi \
 library/nameops.cmi: kernel/names.cmi lib/pp.cmi kernel/term.cmi 
 library/nametab.cmi: library/libnames.cmi kernel/names.cmi lib/pp.cmi \
     lib/util.cmi 
+lib/rtree.cmi: lib/pp.cmi 
+lib/system.cmi: lib/pp.cmi 
+lib/util.cmi: lib/pp.cmi 
 parsing/ast.cmi: parsing/coqast.cmi lib/dyn.cmi interp/genarg.cmi \
     library/libnames.cmi kernel/names.cmi lib/pp.cmi interp/topconstr.cmi \
     lib/util.cmi 
@@ -318,11 +318,11 @@ toplevel/recordobj.cmi: library/libnames.cmi proofs/tacexpr.cmo
 toplevel/searchisos.cmi: library/libobject.cmi kernel/names.cmi \
     kernel/term.cmi 
 toplevel/toplevel.cmi: parsing/pcoq.cmi lib/pp.cmi 
-toplevel/vernac.cmi: parsing/pcoq.cmi lib/util.cmi toplevel/vernacexpr.cmo 
 toplevel/vernacentries.cmi: kernel/environ.cmi pretyping/evd.cmi \
     library/libnames.cmi kernel/names.cmi kernel/term.cmi \
     interp/topconstr.cmi toplevel/vernacexpr.cmo toplevel/vernacinterp.cmi 
 toplevel/vernacinterp.cmi: proofs/tacexpr.cmo 
+toplevel/vernac.cmi: parsing/pcoq.cmi lib/util.cmi toplevel/vernacexpr.cmo 
 translate/ppconstrnew.cmi: parsing/coqast.cmi kernel/environ.cmi \
     parsing/extend.cmi interp/genarg.cmi library/libnames.cmi \
     kernel/names.cmi pretyping/pattern.cmi parsing/pcoq.cmi lib/pp.cmi \
@@ -340,11 +340,11 @@ contrib/cc/ccalgo.cmi: kernel/names.cmi kernel/term.cmi
 contrib/cc/ccproof.cmi: contrib/cc/ccalgo.cmi kernel/names.cmi 
 contrib/correctness/past.cmi: kernel/names.cmi contrib/correctness/ptype.cmi \
     kernel/term.cmi interp/topconstr.cmi lib/util.cmi 
-contrib/correctness/pcic.cmi: contrib/correctness/past.cmi \
-    pretyping/rawterm.cmi 
 contrib/correctness/pcicenv.cmi: kernel/names.cmi \
     contrib/correctness/penv.cmi contrib/correctness/prename.cmi \
     kernel/sign.cmi kernel/term.cmi 
+contrib/correctness/pcic.cmi: contrib/correctness/past.cmi \
+    pretyping/rawterm.cmi 
 contrib/correctness/pdb.cmi: kernel/names.cmi contrib/correctness/past.cmi \
     contrib/correctness/ptype.cmi 
 contrib/correctness/peffect.cmi: kernel/names.cmi lib/pp.cmi 
@@ -493,6 +493,14 @@ ide/config_lexer.cmo: ide/config_parser.cmi lib/util.cmi
 ide/config_lexer.cmx: ide/config_parser.cmx lib/util.cmx 
 ide/config_parser.cmo: lib/util.cmi ide/config_parser.cmi 
 ide/config_parser.cmx: lib/util.cmx ide/config_parser.cmi 
+ide/coqide.cmo: ide/blaster_window.cmo ide/command_windows.cmi ide/coq.cmi \
+    ide/coq_commands.cmo ide/find_phrase.cmo ide/highlight.cmo \
+    ide/ideutils.cmi proofs/pfedit.cmi ide/preferences.cmi ide/undo.cmi \
+    lib/util.cmi toplevel/vernacexpr.cmo ide/coqide.cmi 
+ide/coqide.cmx: ide/blaster_window.cmx ide/command_windows.cmx ide/coq.cmx \
+    ide/coq_commands.cmx ide/find_phrase.cmx ide/highlight.cmx \
+    ide/ideutils.cmx proofs/pfedit.cmx ide/preferences.cmx ide/undo.cmx \
+    lib/util.cmx toplevel/vernacexpr.cmx ide/coqide.cmi 
 ide/coq.cmo: toplevel/cerrors.cmi config/coq_config.cmi toplevel/coqtop.cmi \
     kernel/declarations.cmi kernel/environ.cmi pretyping/evarutil.cmi \
     pretyping/evd.cmi library/global.cmi tactics/hipattern.cmi \
@@ -515,14 +523,6 @@ ide/coq.cmx: toplevel/cerrors.cmx config/coq_config.cmx toplevel/coqtop.cmx \
     toplevel/vernacentries.cmx toplevel/vernacexpr.cmx ide/coq.cmi 
 ide/coq_tactics.cmo: ide/coq_tactics.cmi 
 ide/coq_tactics.cmx: ide/coq_tactics.cmi 
-ide/coqide.cmo: ide/blaster_window.cmo ide/command_windows.cmi ide/coq.cmi \
-    ide/coq_commands.cmo ide/find_phrase.cmo ide/highlight.cmo \
-    ide/ideutils.cmi proofs/pfedit.cmi ide/preferences.cmi ide/undo.cmi \
-    lib/util.cmi toplevel/vernacexpr.cmo ide/coqide.cmi 
-ide/coqide.cmx: ide/blaster_window.cmx ide/command_windows.cmx ide/coq.cmx \
-    ide/coq_commands.cmx ide/find_phrase.cmx ide/highlight.cmx \
-    ide/ideutils.cmx proofs/pfedit.cmx ide/preferences.cmx ide/undo.cmx \
-    lib/util.cmx toplevel/vernacexpr.cmx ide/coqide.cmi 
 ide/find_phrase.cmo: ide/ideutils.cmi 
 ide/find_phrase.cmx: ide/ideutils.cmx 
 ide/highlight.cmo: ide/ideutils.cmi 
@@ -673,6 +673,12 @@ kernel/inductive.cmo: kernel/declarations.cmi kernel/environ.cmi \
 kernel/inductive.cmx: kernel/declarations.cmx kernel/environ.cmx \
     kernel/names.cmx kernel/reduction.cmx kernel/sign.cmx kernel/term.cmx \
     kernel/type_errors.cmx kernel/univ.cmx lib/util.cmx kernel/inductive.cmi 
+kernel/modops.cmo: kernel/declarations.cmi kernel/entries.cmi \
+    kernel/environ.cmi kernel/names.cmi lib/pp.cmi kernel/term.cmi \
+    kernel/univ.cmi lib/util.cmi kernel/modops.cmi 
+kernel/modops.cmx: kernel/declarations.cmx kernel/entries.cmx \
+    kernel/environ.cmx kernel/names.cmx lib/pp.cmx kernel/term.cmx \
+    kernel/univ.cmx lib/util.cmx kernel/modops.cmi 
 kernel/mod_typing.cmo: kernel/declarations.cmi kernel/entries.cmi \
     kernel/environ.cmi kernel/modops.cmi kernel/names.cmi \
     kernel/reduction.cmi kernel/subtyping.cmi kernel/term_typing.cmi \
@@ -681,12 +687,6 @@ kernel/mod_typing.cmx: kernel/declarations.cmx kernel/entries.cmx \
     kernel/environ.cmx kernel/modops.cmx kernel/names.cmx \
     kernel/reduction.cmx kernel/subtyping.cmx kernel/term_typing.cmx \
     kernel/typeops.cmx kernel/univ.cmx lib/util.cmx kernel/mod_typing.cmi 
-kernel/modops.cmo: kernel/declarations.cmi kernel/entries.cmi \
-    kernel/environ.cmi kernel/names.cmi lib/pp.cmi kernel/term.cmi \
-    kernel/univ.cmi lib/util.cmi kernel/modops.cmi 
-kernel/modops.cmx: kernel/declarations.cmx kernel/entries.cmx \
-    kernel/environ.cmx kernel/names.cmx lib/pp.cmx kernel/term.cmx \
-    kernel/univ.cmx lib/util.cmx kernel/modops.cmi 
 kernel/names.cmo: lib/hashcons.cmi lib/options.cmi lib/pp.cmi \
     lib/predicate.cmi lib/util.cmi kernel/names.cmi 
 kernel/names.cmx: lib/hashcons.cmx lib/options.cmx lib/pp.cmx \
@@ -767,10 +767,10 @@ lib/edit.cmo: lib/bstack.cmi lib/pp.cmi lib/util.cmi lib/edit.cmi
 lib/edit.cmx: lib/bstack.cmx lib/pp.cmx lib/util.cmx lib/edit.cmi 
 lib/explore.cmo: lib/explore.cmi 
 lib/explore.cmx: lib/explore.cmi 
-lib/gmap.cmo: lib/gmap.cmi 
-lib/gmap.cmx: lib/gmap.cmi 
 lib/gmapl.cmo: lib/gmap.cmi lib/util.cmi lib/gmapl.cmi 
 lib/gmapl.cmx: lib/gmap.cmx lib/util.cmx lib/gmapl.cmi 
+lib/gmap.cmo: lib/gmap.cmi 
+lib/gmap.cmx: lib/gmap.cmi 
 lib/gset.cmo: lib/gset.cmi 
 lib/gset.cmx: lib/gset.cmi 
 lib/hashcons.cmo: lib/hashcons.cmi 
@@ -779,24 +779,14 @@ lib/heap.cmo: lib/heap.cmi
 lib/heap.cmx: lib/heap.cmi 
 lib/options.cmo: lib/util.cmi lib/options.cmi 
 lib/options.cmx: lib/util.cmx lib/options.cmi 
-lib/pp.cmo: lib/pp_control.cmi lib/pp.cmi 
-lib/pp.cmx: lib/pp_control.cmx lib/pp.cmi 
 lib/pp_control.cmo: lib/pp_control.cmi 
 lib/pp_control.cmx: lib/pp_control.cmi 
+lib/pp.cmo: lib/pp_control.cmi lib/pp.cmi 
+lib/pp.cmx: lib/pp_control.cmx lib/pp.cmi 
 lib/predicate.cmo: lib/predicate.cmi 
 lib/predicate.cmx: lib/predicate.cmi 
 lib/profile.cmo: lib/profile.cmi 
 lib/profile.cmx: lib/profile.cmi 
-lib/rtree.cmo: lib/pp.cmi lib/util.cmi lib/rtree.cmi 
-lib/rtree.cmx: lib/pp.cmx lib/util.cmx lib/rtree.cmi 
-lib/stamps.cmo: lib/stamps.cmi 
-lib/stamps.cmx: lib/stamps.cmi 
-lib/system.cmo: config/coq_config.cmi lib/pp.cmi lib/util.cmi lib/system.cmi 
-lib/system.cmx: config/coq_config.cmx lib/pp.cmx lib/util.cmx lib/system.cmi 
-lib/tlm.cmo: lib/gmap.cmi lib/gset.cmi lib/tlm.cmi 
-lib/tlm.cmx: lib/gmap.cmx lib/gset.cmx lib/tlm.cmi 
-lib/util.cmo: lib/pp.cmi lib/util.cmi 
-lib/util.cmx: lib/pp.cmx lib/util.cmi 
 library/declare.cmo: library/decl_kinds.cmo kernel/declarations.cmi \
     library/dischargedhypsmap.cmi kernel/entries.cmi kernel/environ.cmi \
     library/global.cmi library/impargs.cmi kernel/indtypes.cmi \
@@ -901,6 +891,16 @@ library/states.cmx: library/lib.cmx library/library.cmx library/summary.cmx \
     lib/system.cmx library/states.cmi 
 library/summary.cmo: lib/dyn.cmi lib/pp.cmi lib/util.cmi library/summary.cmi 
 library/summary.cmx: lib/dyn.cmx lib/pp.cmx lib/util.cmx library/summary.cmi 
+lib/rtree.cmo: lib/pp.cmi lib/util.cmi lib/rtree.cmi 
+lib/rtree.cmx: lib/pp.cmx lib/util.cmx lib/rtree.cmi 
+lib/stamps.cmo: lib/stamps.cmi 
+lib/stamps.cmx: lib/stamps.cmi 
+lib/system.cmo: config/coq_config.cmi lib/pp.cmi lib/util.cmi lib/system.cmi 
+lib/system.cmx: config/coq_config.cmx lib/pp.cmx lib/util.cmx lib/system.cmi 
+lib/tlm.cmo: lib/gmap.cmi lib/gset.cmi lib/tlm.cmi 
+lib/tlm.cmx: lib/gmap.cmx lib/gset.cmx lib/tlm.cmi 
+lib/util.cmo: lib/pp.cmi lib/util.cmi 
+lib/util.cmx: lib/pp.cmx lib/util.cmi 
 parsing/argextend.cmo: parsing/ast.cmi interp/genarg.cmi parsing/pcoq.cmi \
     parsing/q_coqast.cmo parsing/q_util.cmi lib/util.cmi \
     toplevel/vernacexpr.cmo 
@@ -2005,10 +2005,10 @@ tactics/wcclausenv.cmx: proofs/clenv.cmx kernel/environ.cmx \
     pretyping/reductionops.cmx proofs/refiner.cmx kernel/sign.cmx \
     proofs/tacmach.cmx kernel/term.cmx pretyping/termops.cmx lib/util.cmx \
     tactics/wcclausenv.cmi 
-tools/coq_vo2xml.cmo: config/coq_config.cmi toplevel/usage.cmi 
-tools/coq_vo2xml.cmx: config/coq_config.cmx toplevel/usage.cmx 
 tools/coqdep.cmo: config/coq_config.cmi tools/coqdep_lexer.cmo 
 tools/coqdep.cmx: config/coq_config.cmx tools/coqdep_lexer.cmx 
+tools/coq_vo2xml.cmo: config/coq_config.cmi toplevel/usage.cmi 
+tools/coq_vo2xml.cmx: config/coq_config.cmx toplevel/usage.cmx 
 tools/gallina.cmo: tools/gallina_lexer.cmo 
 tools/gallina.cmx: tools/gallina_lexer.cmx 
 toplevel/cerrors.cmo: parsing/ast.cmi pretyping/cases.cmi toplevel/himsg.cmi \
@@ -2215,18 +2215,6 @@ toplevel/toplevel.cmx: toplevel/cerrors.cmx library/lib.cmx \
     toplevel/vernac.cmx toplevel/vernacexpr.cmx toplevel/toplevel.cmi 
 toplevel/usage.cmo: config/coq_config.cmi toplevel/usage.cmi 
 toplevel/usage.cmx: config/coq_config.cmx toplevel/usage.cmi 
-toplevel/vernac.cmo: interp/constrextern.cmi interp/constrintern.cmi \
-    parsing/coqast.cmi parsing/lexer.cmi library/lib.cmi library/library.cmi \
-    kernel/names.cmi lib/options.cmi parsing/pcoq.cmi proofs/pfedit.cmi \
-    lib/pp.cmi translate/ppvernacnew.cmi library/states.cmi lib/system.cmi \
-    lib/util.cmi toplevel/vernacentries.cmi toplevel/vernacexpr.cmo \
-    toplevel/vernacinterp.cmi toplevel/vernac.cmi 
-toplevel/vernac.cmx: interp/constrextern.cmx interp/constrintern.cmx \
-    parsing/coqast.cmx parsing/lexer.cmx library/lib.cmx library/library.cmx \
-    kernel/names.cmx lib/options.cmx parsing/pcoq.cmx proofs/pfedit.cmx \
-    lib/pp.cmx translate/ppvernacnew.cmx library/states.cmx lib/system.cmx \
-    lib/util.cmx toplevel/vernacentries.cmx toplevel/vernacexpr.cmx \
-    toplevel/vernacinterp.cmx toplevel/vernac.cmi 
 toplevel/vernacentries.cmo: tactics/auto.cmi toplevel/class.cmi \
     pretyping/classops.cmi toplevel/command.cmi interp/constrextern.cmi \
     interp/constrintern.cmi library/decl_kinds.cmo library/declaremods.cmi \
@@ -2287,6 +2275,18 @@ toplevel/vernacinterp.cmx: parsing/ast.cmx parsing/coqast.cmx \
     kernel/names.cmx lib/options.cmx lib/pp.cmx proofs/proof_type.cmx \
     proofs/tacexpr.cmx tactics/tacinterp.cmx lib/util.cmx \
     toplevel/vernacexpr.cmx toplevel/vernacinterp.cmi 
+toplevel/vernac.cmo: interp/constrextern.cmi interp/constrintern.cmi \
+    parsing/coqast.cmi parsing/lexer.cmi library/lib.cmi library/library.cmi \
+    kernel/names.cmi lib/options.cmi parsing/pcoq.cmi proofs/pfedit.cmi \
+    lib/pp.cmi translate/ppvernacnew.cmi library/states.cmi lib/system.cmi \
+    lib/util.cmi toplevel/vernacentries.cmi toplevel/vernacexpr.cmo \
+    toplevel/vernacinterp.cmi toplevel/vernac.cmi 
+toplevel/vernac.cmx: interp/constrextern.cmx interp/constrintern.cmx \
+    parsing/coqast.cmx parsing/lexer.cmx library/lib.cmx library/library.cmx \
+    kernel/names.cmx lib/options.cmx parsing/pcoq.cmx proofs/pfedit.cmx \
+    lib/pp.cmx translate/ppvernacnew.cmx library/states.cmx lib/system.cmx \
+    lib/util.cmx toplevel/vernacentries.cmx toplevel/vernacexpr.cmx \
+    toplevel/vernacinterp.cmx toplevel/vernac.cmi 
 translate/ppconstrnew.cmo: parsing/ast.cmi lib/bignat.cmi \
     interp/constrextern.cmi interp/constrintern.cmi parsing/coqast.cmi \
     pretyping/evd.cmi interp/genarg.cmi library/global.cmi \
@@ -2363,6 +2363,18 @@ contrib/cc/cctac.cmx: contrib/cc/ccalgo.cmx contrib/cc/ccproof.cmx \
     parsing/pptactic.cmx proofs/proof_type.cmx proofs/refiner.cmx \
     tactics/tacinterp.cmx proofs/tacmach.cmx tactics/tacticals.cmx \
     tactics/tactics.cmx kernel/term.cmx lib/util.cmx 
+contrib/correctness/pcicenv.cmo: library/global.cmi kernel/names.cmi \
+    contrib/correctness/past.cmi contrib/correctness/penv.cmi \
+    contrib/correctness/pmisc.cmi contrib/correctness/pmonad.cmi \
+    contrib/correctness/prename.cmi contrib/correctness/ptype.cmi \
+    contrib/correctness/putil.cmi kernel/sign.cmi kernel/term.cmi \
+    kernel/univ.cmi contrib/correctness/pcicenv.cmi 
+contrib/correctness/pcicenv.cmx: library/global.cmx kernel/names.cmx \
+    contrib/correctness/past.cmi contrib/correctness/penv.cmx \
+    contrib/correctness/pmisc.cmx contrib/correctness/pmonad.cmx \
+    contrib/correctness/prename.cmx contrib/correctness/ptype.cmi \
+    contrib/correctness/putil.cmx kernel/sign.cmx kernel/term.cmx \
+    kernel/univ.cmx contrib/correctness/pcicenv.cmi 
 contrib/correctness/pcic.cmo: kernel/declarations.cmi library/declare.cmi \
     pretyping/detyping.cmi kernel/entries.cmi library/global.cmi \
     kernel/indtypes.cmi library/libnames.cmi library/nameops.cmi \
@@ -2379,18 +2391,6 @@ contrib/correctness/pcic.cmx: kernel/declarations.cmx library/declare.cmx \
     kernel/sign.cmx kernel/term.cmx pretyping/termops.cmx \
     interp/topconstr.cmx kernel/typeops.cmx lib/util.cmx \
     toplevel/vernacexpr.cmx contrib/correctness/pcic.cmi 
-contrib/correctness/pcicenv.cmo: library/global.cmi kernel/names.cmi \
-    contrib/correctness/past.cmi contrib/correctness/penv.cmi \
-    contrib/correctness/pmisc.cmi contrib/correctness/pmonad.cmi \
-    contrib/correctness/prename.cmi contrib/correctness/ptype.cmi \
-    contrib/correctness/putil.cmi kernel/sign.cmi kernel/term.cmi \
-    kernel/univ.cmi contrib/correctness/pcicenv.cmi 
-contrib/correctness/pcicenv.cmx: library/global.cmx kernel/names.cmx \
-    contrib/correctness/past.cmi contrib/correctness/penv.cmx \
-    contrib/correctness/pmisc.cmx contrib/correctness/pmonad.cmx \
-    contrib/correctness/prename.cmx contrib/correctness/ptype.cmi \
-    contrib/correctness/putil.cmx kernel/sign.cmx kernel/term.cmx \
-    kernel/univ.cmx contrib/correctness/pcicenv.cmi 
 contrib/correctness/pdb.cmo: library/declare.cmi library/global.cmi \
     kernel/names.cmi library/nametab.cmi contrib/correctness/past.cmi \
     contrib/correctness/peffect.cmi contrib/correctness/penv.cmi \
@@ -2777,28 +2777,28 @@ contrib/first-order/g_ground.cmo: tactics/auto.cmi toplevel/cerrors.cmi \
     kernel/names.cmi parsing/pcoq.cmi lib/pp.cmi parsing/pptactic.cmi \
     proofs/refiner.cmi contrib/first-order/sequent.cmi proofs/tacexpr.cmo \
     tactics/tacinterp.cmi tactics/tacticals.cmi tactics/tactics.cmi \
-    kernel/term.cmi 
+    kernel/term.cmi lib/util.cmi 
 contrib/first-order/g_ground.cmx: tactics/auto.cmx toplevel/cerrors.cmx \
     parsing/egrammar.cmx contrib/first-order/formula.cmx interp/genarg.cmx \
     library/goptions.cmx contrib/first-order/ground.cmx library/libnames.cmx \
     kernel/names.cmx parsing/pcoq.cmx lib/pp.cmx parsing/pptactic.cmx \
     proofs/refiner.cmx contrib/first-order/sequent.cmx proofs/tacexpr.cmx \
     tactics/tacinterp.cmx tactics/tacticals.cmx tactics/tactics.cmx \
-    kernel/term.cmx 
-contrib/first-order/ground.cmo: tactics/auto.cmi kernel/closure.cmi \
+    kernel/term.cmx lib/util.cmx 
+contrib/first-order/ground.cmo: pretyping/classops.cmi kernel/closure.cmi \
     contrib/first-order/formula.cmi lib/heap.cmi \
     contrib/first-order/instances.cmi library/libnames.cmi kernel/names.cmi \
     lib/pp.cmi proofs/proof_trees.cmi contrib/first-order/rules.cmi \
     contrib/first-order/sequent.cmi tactics/tacinterp.cmi proofs/tacmach.cmi \
     proofs/tactic_debug.cmi tactics/tacticals.cmi tactics/tactics.cmi \
-    kernel/term.cmi lib/util.cmi contrib/first-order/ground.cmi 
-contrib/first-order/ground.cmx: tactics/auto.cmx kernel/closure.cmx \
+    kernel/term.cmi contrib/first-order/ground.cmi 
+contrib/first-order/ground.cmx: pretyping/classops.cmx kernel/closure.cmx \
     contrib/first-order/formula.cmx lib/heap.cmx \
     contrib/first-order/instances.cmx library/libnames.cmx kernel/names.cmx \
     lib/pp.cmx proofs/proof_trees.cmx contrib/first-order/rules.cmx \
     contrib/first-order/sequent.cmx tactics/tacinterp.cmx proofs/tacmach.cmx \
     proofs/tactic_debug.cmx tactics/tacticals.cmx tactics/tactics.cmx \
-    kernel/term.cmx lib/util.cmx contrib/first-order/ground.cmi 
+    kernel/term.cmx contrib/first-order/ground.cmi 
 contrib/first-order/instances.cmo: kernel/declarations.cmi \
     pretyping/detyping.cmi contrib/first-order/formula.cmi lib/heap.cmi \
     library/libnames.cmi kernel/names.cmi pretyping/pretyping.cmi \
@@ -3067,6 +3067,14 @@ contrib/interface/pbp.cmx: interp/coqlib.cmx kernel/environ.cmx \
     proofs/tacmach.cmx tactics/tacticals.cmx tactics/tactics.cmx \
     kernel/term.cmx interp/topconstr.cmx pretyping/typing.cmx lib/util.cmx \
     contrib/interface/pbp.cmi 
+contrib/interface/showproof_ct.cmo: contrib/interface/ascent.cmi \
+    parsing/esyntax.cmi library/global.cmi toplevel/metasyntax.cmi lib/pp.cmi \
+    parsing/printer.cmi contrib/interface/translate.cmi \
+    contrib/interface/vtp.cmi contrib/interface/xlate.cmi 
+contrib/interface/showproof_ct.cmx: contrib/interface/ascent.cmi \
+    parsing/esyntax.cmx library/global.cmx toplevel/metasyntax.cmx lib/pp.cmx \
+    parsing/printer.cmx contrib/interface/translate.cmx \
+    contrib/interface/vtp.cmx contrib/interface/xlate.cmx 
 contrib/interface/showproof.cmo: proofs/clenv.cmi interp/constrintern.cmi \
     parsing/coqast.cmi kernel/declarations.cmi kernel/environ.cmi \
     pretyping/evd.cmi interp/genarg.cmi library/global.cmi \
@@ -3091,14 +3099,6 @@ contrib/interface/showproof.cmx: proofs/clenv.cmx interp/constrintern.cmx \
     pretyping/termops.cmx contrib/interface/translate.cmx \
     pretyping/typing.cmx lib/util.cmx toplevel/vernacinterp.cmx \
     contrib/interface/showproof.cmi 
-contrib/interface/showproof_ct.cmo: contrib/interface/ascent.cmi \
-    parsing/esyntax.cmi library/global.cmi toplevel/metasyntax.cmi lib/pp.cmi \
-    parsing/printer.cmi contrib/interface/translate.cmi \
-    contrib/interface/vtp.cmi contrib/interface/xlate.cmi 
-contrib/interface/showproof_ct.cmx: contrib/interface/ascent.cmi \
-    parsing/esyntax.cmx library/global.cmx toplevel/metasyntax.cmx lib/pp.cmx \
-    parsing/printer.cmx contrib/interface/translate.cmx \
-    contrib/interface/vtp.cmx contrib/interface/xlate.cmx 
 contrib/interface/translate.cmo: contrib/interface/ascent.cmi parsing/ast.cmi \
     interp/constrextern.cmi contrib/interface/ctast.cmo kernel/environ.cmi \
     pretyping/evarutil.cmi pretyping/evd.cmi library/libobject.cmi \
@@ -3329,12 +3329,12 @@ contrib/romega/refl_omega.cmx: parsing/ast.cmx tactics/auto.cmx \
     proofs/proof_type.cmx kernel/reduction.cmx kernel/sign.cmx \
     proofs/tacmach.cmx tactics/tacticals.cmx tactics/tactics.cmx \
     kernel/term.cmx lib/util.cmx 
-contrib/xml/acic.cmo: kernel/names.cmi kernel/term.cmi 
-contrib/xml/acic.cmx: kernel/names.cmx kernel/term.cmx 
 contrib/xml/acic2Xml.cmo: contrib/xml/acic.cmo contrib/xml/cic2acic.cmo \
     kernel/names.cmi kernel/term.cmi lib/util.cmi contrib/xml/xml.cmi 
 contrib/xml/acic2Xml.cmx: contrib/xml/acic.cmx contrib/xml/cic2acic.cmx \
     kernel/names.cmx kernel/term.cmx lib/util.cmx contrib/xml/xml.cmx 
+contrib/xml/acic.cmo: kernel/names.cmi kernel/term.cmi 
+contrib/xml/acic.cmx: kernel/names.cmx kernel/term.cmx 
 contrib/xml/cic2acic.cmo: contrib/xml/acic.cmo library/declare.cmi \
     library/dischargedhypsmap.cmi contrib/xml/doubleTypeInference.cmi \
     kernel/environ.cmi pretyping/evarutil.cmi pretyping/evd.cmi \
@@ -3389,8 +3389,6 @@ contrib/xml/proofTree2Xml.cmx: contrib/xml/acic.cmx contrib/xml/acic2Xml.cmx \
     contrib/xml/xml.cmx 
 contrib/xml/unshare.cmo: contrib/xml/unshare.cmi 
 contrib/xml/unshare.cmx: contrib/xml/unshare.cmi 
-contrib/xml/xml.cmo: contrib/xml/xml.cmi 
-contrib/xml/xml.cmx: contrib/xml/xml.cmi 
 contrib/xml/xmlcommand.cmo: contrib/xml/acic.cmo contrib/xml/acic2Xml.cmo \
     contrib/xml/cic2acic.cmo library/decl_kinds.cmo kernel/declarations.cmi \
     library/declare.cmi kernel/environ.cmi pretyping/evd.cmi \
@@ -3415,10 +3413,8 @@ contrib/xml/xmlentries.cmo: toplevel/cerrors.cmi parsing/egrammar.cmi \
 contrib/xml/xmlentries.cmx: toplevel/cerrors.cmx parsing/egrammar.cmx \
     parsing/extend.cmx interp/genarg.cmx parsing/pcoq.cmx lib/pp.cmx \
     lib/util.cmx toplevel/vernacinterp.cmx contrib/xml/xmlcommand.cmx 
-ide/utils/configwin.cmo: ide/utils/configwin_ihm.cmo \
-    ide/utils/configwin_types.cmo ide/utils/configwin.cmi 
-ide/utils/configwin.cmx: ide/utils/configwin_ihm.cmx \
-    ide/utils/configwin_types.cmx ide/utils/configwin.cmi 
+contrib/xml/xml.cmo: contrib/xml/xml.cmi 
+contrib/xml/xml.cmx: contrib/xml/xml.cmi 
 ide/utils/configwin_html_config.cmo: ide/utils/configwin_ihm.cmo \
     ide/utils/configwin_messages.cmo ide/utils/configwin_types.cmo \
     ide/utils/uoptions.cmi 
@@ -3429,6 +3425,10 @@ ide/utils/configwin_ihm.cmo: ide/utils/configwin_messages.cmo \
     ide/utils/configwin_types.cmo ide/utils/okey.cmi ide/utils/uoptions.cmi 
 ide/utils/configwin_ihm.cmx: ide/utils/configwin_messages.cmx \
     ide/utils/configwin_types.cmx ide/utils/okey.cmx ide/utils/uoptions.cmx 
+ide/utils/configwin.cmo: ide/utils/configwin_ihm.cmo \
+    ide/utils/configwin_types.cmo ide/utils/configwin.cmi 
+ide/utils/configwin.cmx: ide/utils/configwin_ihm.cmx \
+    ide/utils/configwin_types.cmx ide/utils/configwin.cmi 
 ide/utils/configwin_types.cmo: ide/utils/configwin_keys.cmo \
     ide/utils/uoptions.cmi 
 ide/utils/configwin_types.cmx: ide/utils/configwin_keys.cmx \
diff --git a/contrib/first-order/g_ground.ml4 b/contrib/first-order/g_ground.ml4
index ebfb0e0181..95b162d288 100644
--- a/contrib/first-order/g_ground.ml4
+++ b/contrib/first-order/g_ground.ml4
@@ -16,8 +16,10 @@ open Ground
 open Goptions
 open Tactics
 open Tacticals
+open Tacinterp
 open Term
 open Names
+open Util
 open Libnames
 
 (* declaring search depth as a global option *)
@@ -52,7 +54,7 @@ let gen_ground_tac flag taco ext gl=
       qflag:=flag;
       let solver= 
 	match taco with 
-	    Some tac->tac
+	    Some tac-> tac
 	  | None-> default_solver in
       let startseq=
 	match ext with
@@ -80,18 +82,12 @@ let normalize_evaluables=
 	   (Tacexpr.InHypType id)) *)
 
 TACTIC EXTEND Ground
-    [ "Ground" tactic(t) "with" ne_reference_list(l) ] -> 
-      [ gen_ground_tac true (Some (snd t)) (Ids l) ]
-|   [ "Ground" "with" ne_reference_list(l) ] -> 
-      [ gen_ground_tac true None (Ids l) ]
-|   [ "Ground" tactic(t) "using" ne_preident_list(l) ] -> 
-      [ gen_ground_tac true (Some (snd t)) (Bases l) ]
-|   [ "Ground" "using" ne_preident_list(l) ] -> 
-      [ gen_ground_tac true None (Bases l) ]
-|   [ "Ground" tactic(t) ] -> 
-      [ gen_ground_tac true (Some (snd t)) Void ]
-|   [ "Ground" ] ->
-      [ gen_ground_tac true None Void ]
+    [ "Ground" tactic_opt(t) "with" ne_reference_list(l) ] -> 
+      [ gen_ground_tac true (option_app eval_tactic t) (Ids l) ]
+|   [ "Ground" tactic_opt(t) "using" ne_preident_list(l) ] -> 
+      [ gen_ground_tac true (option_app eval_tactic t) (Bases l) ]
+|   [ "Ground" tactic_opt(t) ] -> 
+      [ gen_ground_tac true (option_app eval_tactic t) Void ]
 END
 
 TACTIC EXTEND GTauto   
@@ -100,9 +96,7 @@ TACTIC EXTEND GTauto
 END
 
 TACTIC EXTEND GIntuition
-   [ "GIntuition" tactic(t) ] ->
-     [ gen_ground_tac false (Some (snd t)) Void ]
-|  [ "GIntuition" ] ->
-     [ gen_ground_tac false (Some default_solver) Void ] 
+  [ "GIntuition" tactic_opt(t) ] ->
+     [ gen_ground_tac false (option_app eval_tactic t) Void ]
 END
 
diff --git a/contrib/first-order/ground.ml b/contrib/first-order/ground.ml
index 06d3872251..65cb4d4be8 100644
--- a/contrib/first-order/ground.ml
+++ b/contrib/first-order/ground.ml
@@ -18,6 +18,7 @@ open Tactics
 open Tacticals
 open Libnames
 
+(*
 let old_search=ref !Auto.searchtable 
 
 (* I use this solution as a means to know whether hints have changed, 
@@ -41,6 +42,20 @@ let update_flags ()=
 	Closure.RedFlags.red_add_transparent 
 	  Closure.betaiotazeta (Names.Idpred.full,!predref)
     end
+*)
+
+let update_flags ()=
+  let predref=ref Names.KNpred.empty in
+  let f coe=
+    try
+      let kn=destConst (Classops.get_coercion_value coe) in
+	predref:=Names.KNpred.add kn !predref
+    with Invalid_argument "destConst"-> () in
+    List.iter f (Classops.coercions ());
+    red_flags:=
+    Closure.RedFlags.red_add_transparent 
+      Closure.betaiotazeta 
+      (Names.Idpred.full,Names.KNpred.complement !predref)
 
 let ground_tac solver startseq gl=
   update_flags ();