* fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
A is nonnegative or B is nonnegative. Similarly A|B is nonnegative
when both A and B are nonnegative.
(tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
nonzero.
From-SVN: r79870
2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
PR optimization/14669
* fold-const.c (fold): Only unwiden integer comparisons for equality
or inequality operators, or when the signedness is the same.
* g++.dg/opt/fold2.C: New test case.
From-SVN: r79859
* gcse.c (can_assign_to_reg_p): New function, split out from...
(want_to_gcse_p): ...here.
(compute_ld_motion_mems): Use can_assign_to_reg_p to validate
the rhs of a store.
From-SVN: r79856
PR c/14069
* c-decl.c (finish_struct): Change type of incorrect flexible array
field into error_mark_node.
* gcc.dg/20040322-1.c: New test.
From-SVN: r79832
2004-03-22 Andrew Pinski <pinskia@physics.uc.edu>
PR target/14580
* config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
who are not local for Darwin PIC.
From-SVN: r79831
2004-03-22 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
who are not local for Darwin PIC.
From-SVN: r79830
2004-03-22 Cyrille Comar <comar@act-europe.fr>
* ali.ads: Fix Comment about Dynamic_Elab.
* gnatls.adb (Output_Unit): Add output of many flags (Dynamic_Elab,
Has_RACW, Is_Generic, etc.)
(Output_Object, Gnatls): Take into account ALI files not attached to
an object.
2004-03-22 Vincent Celier <celier@gnat.com>
* gprep.adb: Change all String_Access to Name_Id
(Is_ASCII_Letter): new function
(Double_File_Name_Buffer): New procedure
(Preprocess_Infile_Name): New procedure
(Process_Files): New procedure
(Gnatprep): Check if output and input are existing directories.
Call Process_Files to do the real job.
2004-03-22 Robert Dewar <dewar@gnat.com>
* prj-env.adb, prj-nmsc.ads, prj-proc.ads,
s-stache.ads, s-stache.adb: Comment updates. Minor reformatting.
2004-03-22 Sergey Rybin <rybin@act-europe.fr>
* scn.adb (Contains): Add check for EOF, is needed for a degenerated
case when the source contains only comments.
2004-03-22 Ed Schonberg <schonberg@gnat.com>
* sem_ch10.adb (Analyze_Compilation_Unit): When generating a
declaration for a child subprogram body that acts as a spec, indicate
that the entity in the declaration needs debugging information.
* sem_ch3.adb (Complete_Private_Subtype): Do not build an underlying
full view if the subtype is created for a constrained record component;
gigi has enough information to construct the record, and there is no
place in the tree for the declaration.
* sem_ch6.adb (Build_Body_To_Inline): Use an internal name without
serial number for the dummy body that is built for analysis, to avoid
inconsistencies in the generation of internal names when compiling
with -gnatN.
2004-03-22 Thomas Quinot <quinot@act-europe.fr>
* sem_util.adb (Is_Object_Reference): A view conversion denotes an
object.
2004-03-22 GNAT Script <nobody@gnat.com>
* Make-lang.in: Makefile automatically updated
From-SVN: r79826
PR middle-end/14470
* expr.c (mark_queue): New function.
(emit_insns_enqueued_after_mark): New function replacing
emit_queue. Clear the body of emitted queued insns.
(emit_queue): Call emit_insns_enqueued_after_mark.
(store_expr): Mark the increment queue on entry. Emit
only the incrementations queued when expanding the source.
From-SVN: r79822
* configure.ac: Allow --disable-coverage-flags (for the future benefit
of top level bootstrap, and consistency). Reindent.
* configure: Regenerate.
From-SVN: r79817
language setting from all- target to configure- target; disable
intermodule optimization in stage 1; prevent gratuitous rebuilds
of stage 1.
* Makefile.in: Regenerate.
* configure.in: Comma-separate stage 1 language list for top
level bootstrap.
* configure: Regenerate.
From-SVN: r79816
2004-03-22 Nathanael Nerode <neroden@gcc.gnu.org>
* Makefile.tpl: Clean up experimental top level bootstrap support:
note known problems; set CONFIG_SHELL; don't set BUILD_CC; relocate
prev-gcc in configure- targets as well as all- targets.
* Makefile.in: Regenerate.
From-SVN: r79812
* real.h (struct real_value): Use the same type for all
bitfields. Rename exp to uexp.
(REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
Adjust all uses of exp...
* builtins.c: ... here, ...
* emit-rtl.c: ... here, and ...
* real.c: ... and here.
From-SVN: r79802
* expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
of using register multiplication cost.
(expand_mult): Adapt choose_mult_variant call.
(expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
of MODE; pass appropriate cost bound. Adjust result when
performing signed multiplication by a negative constant.
Don't use intermediate modes larger than word_mode.
From-SVN: r79792
PR c++/14616
* decl.c (cp_finish_decl): Compute the size of arrays declared in
templates, if their type is non-dependent.
PR c++/14616
* g++.dg/init/array13.C: New test.
From-SVN: r79788
2004-03-21 Zack Weinberg <zack@codesourcery.com>
Chris Devers <cdevers@pobox.com>
Joseph S. Myers <jsm@polyomino.org.uk>
* doc/frontends.texi: Rewrite.
* doc/gcc.texi: Update last modification date.
f:
* g77.texi: Update link to "G++ and GCC".
treelang:
* treelang.texi: Update link to "G++ and GCC".
From-SVN: r79777
* g77.texi (Aligned Data): Remove obsolete paragraph including a
broken link.
(Floating-point Errors): Remove links to http://www.validgh.com/
which was "hijacked".
(Language): Fix link to Fortran books.
(Projects): Remove obsolete paragraph including a broken link to
ftp://alpha.gnu.org/gnu/g77/projects/.
(Trouble): Remove obsolete paragraph including a broken link to
ftp://alpha.gnu.org/g77.plan.
* invoke.texi (Overall Options): Remove broken reference to
rat7.uue (which was of dubious copyright status anyways).
* root.texi (www-burley): Fix URL.
From-SVN: r79776
