gcc/ChangeLog

   1 2005-01-07  Richard Henderson  <rth@redhat.com>
   2
   3         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
   4
   5 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
   6
   7         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
   8
   9 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
  10
  11         PR tree-optimization/19283
  12         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
  13         is not shorter than the original type.
  14
  15         PR rtl-optimization/19012
  16         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
  17
  18         PR rtl-optimization/18861
  19         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
  20         (FULL_STATE): Define.
  21         (mark_tablejump_edge): New function.
  22         (purge_dead_tablejump_edges): New function.
  23         (find_bb_boundaries): Use it.
  24
  25         PR tree-optimization/18828
  26         * builtins.c (expand_builtin_next_arg): Remove argument and all
  27         the argument checking.
  28         (expand_builtin): Adjust caller.
  29         (expand_builtin_va_start): Likewise.  Remove error for too many
  30         arguments.
  31         (fold_builtin_next_arg): Issue error for too many arguments.
  32         After checking arguments, replace them with magic arguments that
  33         prevent further checking of the args.
  34
  35 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  36
  37         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
  38
  39 2005-01-06  Roger Sayle  <roger@eyesopen.com>
  40
  41         PR target/6077
  42         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
  43         and %{.S:...} (and their negative variants) to test whether the
  44         input file is assembler or pre-processed-assembler independent of
  45         the actual filename extension.
  46
  47 2005-01-06  Roger Sayle  <roger@eyesopen.com>
  48
  49         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
  50         of sign or zero extended values.
  51
  52 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
  53
  54         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
  55         for IBM long double format correctly.
  56
  57 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
  58
  59         Fix PR tree-optimization/18792
  60
  61         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
  62         to first_loop_depth, and use loop depth instead of loop number.
  63         (build_classic_dir_vector): Ditto.
  64         (compute_data_dependences_for_loop): Use depth, not loop number.
  65         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
  66         number. Pass in loops, instead of loop numbers.
  67         (gather_interchange_stats): Ditto.
  68         (linear_transform_loops): Ditto.
  69
  70 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
  71
  72         PR rtl-opt/13299
  73         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
  74         biv_fits_mode_p, extension_within_bounds_p): New functions.
  75         (check_ext_dependent_givs): Use them.
  76
  77 2005-01-06  Roger Sayle  <roger@eyesopen.com>
  78
  79         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
  80         more than one barrier, in which case we should delete them all.
  81
  82 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
  83
  84         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
  85
  86 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
  87
  88         Fix PR middle-end/19286
  89         Fix PR debug/19267
  90         * dwarf2out.c (gen_subprogram_die): If we've already tried to
  91         output this subprogram, simply ignore this attempt to do it again.
  92         (add_abstract_origin_attribute): Don't abort trying to add the abstract
  93         origin attribute if it's not possible.
  94         (gen_block_die): Don't ignore subblocks of "unused" blocks.
  95         (decls_for_scope): Ditto.
  96         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
  97         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
  98
  99 2005-01-05  Richard Henderson  <rth@redhat.com>
 100
 101         PR target/11327
 102         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
 103         (bdesc_2arg): Use it.
 104         (ix86_expand_binop_builtin): Force operands into registers
 105         when optimizing.
 106         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
 107         ix86_expand_sse_compare, ix86_expand_sse_comi,
 108         ix86_expand_builtin): Likewise.
 109
 110 2005-01-05  Richard Henderson  <rth@redhat.com>
 111
 112         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
 113         and VEC_SELECT.
 114         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
 115         (mulv4hi3): Set itanium_class mmmul.
 116         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
 117         (fpack): Rename from fpack_sfsf.
 118
 119 2005-01-05  Richard Henderson  <rth@redhat.com>
 120
 121         PR rtl-opt/10692
 122         * reload1.c (do_input_reload): Restrict the optimization deleteing
 123         a previous output reload to RELOAD_FOR_INPUT.
 124
 125 2005-01-05  Steven Bosscher  <stevenb@suse.de>
 126
 127         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
 128         comment that we fall through after case.
 129         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
 130         (distribute_links): Likewise.
 131         * cse.c (cse_insn): Likewise.
 132         * cselib.c (cselib_invalidate_mem): Likewise.
 133         * df.c: Update comments at the top of the file.
 134         (read_modify_subreg_p): Update comments here too.
 135         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
 136         * flow.c (mark_set_1): Likewise.
 137         (mark_used_regs): Likewise.
 138         * gcse.c (mems_conflict_for_gcse_p): Likewise.
 139         (canon_list_insert): Likewise.
 140         (mark_set): Likewise.
 141         (try_replace_reg): Likewise.
 142         (store_killed_in_insn): Likewise.
 143         * loop.c (count_one_set): Likewise.
 144         (basic_induction_var): Likewise.
 145         * postreload-gcse.c (find_mem_conflicts): Likewise.
 146         * postreload.c (reload_combine_note_store): Likewise.
 147         (move2add_note_store): Likewise.
 148         * reload.c (find_equiv_reg): Likewise.
 149         (mark_referenced_resources): Likewise.
 150         * rtlanal.c (set_noop_p): Likewise.
 151         (note_stores): Likewise.
 152         (note_uses): Likewise.
 153         * sched-deps.c (sched_analyze_1): Likewise.
 154         * sched-rgn.c (check_live_1): Likewise.
 155         (update_live_1): Likewise.
 156         * config/i860/i860.c: Likewise.
 157
 158         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
 159         an lvalue.
 160         (ZERO_EXTRACT): Mention that this one can be an lvalue.
 161
 162         * doc/rtl.texi: Update documentation for bit-fields and SET.
 163
 164 2005-01-05  Roger Sayle  <roger@eyesopen.com>
 165
 166         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
 167
 168 2005-01-05  Jan Hubicka  <jh@suse.cz>
 169             Richard Henderson  <rth@redhat.com>
 170
 171         PR target/18910
 172         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
 173         with an offset.
 174
 175 2005-01-05  Richard Henderson  <rth@redhat.com>
 176
 177         PR target/12902
 178         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
 179         (sse_shufps): Change operand 3 to const_int_operand.
 180         (sse2_storelps): Fix typo in template.
 181         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
 182         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
 183         (ix86_expand_builtin): Likewise.
 184
 185 2005-01-05  Julian Brown  <julian@codesourcery.com>
 186
 187         * config/arm/arm.c (arm_return_in_memory): Treat complex types
 188         as aggregates for AAPCS ABIs.
 189
 190 2005-01-05  Stan Shebs  <shebs@apple.com>
 191
 192         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
 193         Mach-O getters if ppc64.
 194         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
 195         size argument.
 196         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
 197         signed four-byte field for global code case.
 198         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
 199
 200 2005-01-05  Roger Sayle  <roger@eyesopen.com>
 201
 202         PR middle-end/19100
 203         * c-common.c: Include real.h.
 204         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
 205         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
 206         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
 207         * Makefile.in (c-common.o): Update dependencies.
 208
 209 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
 210
 211         * c-parse.in (asm_string): Add trailing semicolon.
 212
 213 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
 214
 215         * c-parse.in (asm_string): New.  Don't allow wide strings in
 216         'asm'.
 217         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
 218         asm_string instead of STRING.
 219
 220 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
 221
 222         * c-typeck.c (constructor_no_implicit): Remove.
 223         (set_designator, process_init_element): Don't check
 224         constructor_no_implicit.
 225
 226 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
 227             Kaz Kojima  <kkojima@gcc.gnu.org>
 228
 229         PR target/16482
 230         * lcm.c (create_pre_exit): New.
 231         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
 232         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
 233
 234 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
 235
 236         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
 237         -msoft-float in target_float_switch.
 238         * arm.c (arm_override_options): Fix processing of target_float_switch.
 239
 240 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
 241
 242         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
 243         preferencing.
 244
 245 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
 246
 247         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
 248         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
 249
 250 2005-01-04  Roger Sayle  <roger@eyesopen.com>
 251
 252         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
 253         if deleting the then-block allows the test-block to fallthru to the
 254         else-block.
 255
 256 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
 257
 258         PR c/19152
 259         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
 260         after the full declaration if the are in two different TUs.
 261
 262 2005-01-04  Richard Henderson  <rth@redhat.com>
 263
 264         PR tree-opt/19158
 265         * tree-sra.c (generate_one_element_init): Just
 266         call gimplify_and_add.
 267         (generate_element_init): Record the
 268         new referenced variables and mark them for renaming
 269         and split out to ...
 270         (generate_element_init_1): This.
 271         (scalarize_init): Don't call push_gimplify_context/
 272         pop_gimplify_context.
 273
 274 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
 275
 276         * toplev.c (get_src_pwd): Handle failure of getpwd().
 277
 278 2005-01-04  Roger Sayle  <roger@eyesopen.com>
 279
 280         * fold-const.c (fold_single_bit_test): Delete unreachable handling
 281         of TRUTH_NOT_EXPR.
 282         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
 283         all the cases handled by it are inverted by invert_truthvalue.
 284
 285 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 286
 287         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
 288         (save_register_windowsi): Likewise.
 289
 290 2005-01-04  Richard Henderson  <rth@redhat.com>
 291
 292         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
 293
 294 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
 295
 296         PR middle-end/17767
 297         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
 298         any simplifications of vector mode comparison operators.
 299         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
 300
 301 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
 302             Devang Patel  <dpatel@apple.com>
 303
 304         PR tree-optimization/18308
 305         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
 306         the operands before creating a new expression.
 307         * dojump.c (do_jump): Make drop_through_label available
 308         for all cases.  Add expansion of COND_EXPR.
 309
 310 2005-01-04  Ira Rosen  <irar@il.ibm.com>
 311
 312         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
 313         INTEGER_CST instead of TREE_CONSTANT.
 314         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
 315         instead of TREE_CONSTANT.
 316         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
 317         instead of TREE_CONSTANT.
 318
 319 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 320
 321         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
 322
 323 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
 324
 325         PR target/19240
 326         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
 327         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
 328
 329 2005-01-03  Richard Henderson  <rth@redhat.com>
 330
 331         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
 332         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
 333         fold_convert_const_real_from_real): Split out from ...
 334         (fold_convert_const): ... here.
 335
 336 2005-01-03  Richard Henderson  <rth@redhat.com>
 337
 338         PR target/19235
 339         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
 340         (mov<MMXMODEI>_internal): Likewise.
 341         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
 342         Add V2SF case; use it for SSE1; don't use TI.
 343         (movdf_integer): Likewise.
 344         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
 345
 346 2005-01-03  Ira Rosen  <irar@il.ibm.com>
 347
 348         * tree-vectorizer.c (vect_strip_conversions): New function.
 349         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
 350         check for binary class.
 351
 352 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
 353
 354         Fix PR debug/17924
 355         Fix PR debug/19191
 356         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
 357         is a decl.
 358         * gimple-low.c (mark_blocks_with_used_vars): New function.
 359         (mark_blocks_with_used_subblocks): Ditto.
 360         (mark_used_blocks): Ditto.
 361         (pass_mark_used_blocks): New pass.
 362         * tree-inline.c: Include debug.h.
 363         (expand_call_inline): Call outlining_inline_function here.
 364         * tree-optimize.c (init_tree_optimization_passes): Add
 365         pass_mark_used_blocks.
 366         * tree-pass.h (pass_mark_used_blocks): New.
 367         * Makefile.in (tree-inline.o): Add debug.h dependency.
 368
 369 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
 370
 371         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
 372         VAR_DECLs to have weak_import attribute.
 373
 374         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
 375         'struct ucontext'.
 376
 377 2004-01-03  Steven Bosscher  <stevenb@suse.de>
 378
 379         * passes.c (rest_of_compilation): Don't run regmove if only
 380         flag_expensive_optimizations, require flag_regmove instead.
 381
 382 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 383
 384         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
 385         register "sparc".
 386         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
 387         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 388         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
 389         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 390
 391 2005-01-03  Richard Henderson  <rth@redhat.com>
 392
 393         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
 394         (ia64_const_ok_for_letter_p): New.
 395         (ia64_const_double_ok_for_letter_p): New.
 396         (ia64_extra_constraint): New.
 397         (ia64_expand_vecint_compare): New.
 398         (ia64_expand_vcondu_v2si): New.
 399         (ia64_expand_vecint_cmov): New.
 400         (ia64_expand_vecint_minmax): New.
 401         (ia64_print_operand): Add 'v'.
 402         (ia64_preferred_reload_class): New.
 403         (ia64_vector_mode_supported_p): New.
 404         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
 405         (PREFERRED_RELOAD_CLASS): Move to function.
 406         (CONST_OK_FOR_LETTER_P): Move to function.
 407         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
 408         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
 409         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
 410         (EXTRA_CONSTRAINT): Move to function.
 411         * config/ia64/ia64.md: Include vect.md.
 412         (itanium_class): Add mmalua.
 413         (type): Handle it.
 414         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
 415         (1b_mmalua): New.
 416         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
 417         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
 418         CONST0_RTX.
 419         (const_int_2bit_operand): New.
 420         (fr_reg_or_0_operand): New.
 421         * config/ia64/ia64-modes.def: Add vector modes.
 422         * config/ia64/ia64-protos.h: Update.
 423         * config/ia64/vect.md: New file.
 424
 425 2005-01-03  Richard Henderson  <rth@redhat.com>
 426
 427         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
 428
 429 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
 430
 431         PR target/19236
 432         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
 433         to SFmode.
 434         (log1pdf2): Change mode of operands[0,1] to DFmode.
 435
 436 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 437
 438         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
 439         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
 440         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
 441         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
 442         SPARC_RELAXED_ORDERING.
 443
 444 2005-01-03  Richard Henderson  <rth@redhat.com>
 445             Uros Bizjak  <uros@kss-loka.si>
 446
 447         PR target/14631
 448         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
 449         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
 450         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
 451         handling.
 452         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
 453         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
 454         const_pow2_1_to_128_operand): New predicates.
 455
 456 2005-01-02  Greg McGary  <greg@mcgary.org>
 457
 458         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
 459         anonymous decls.
 460         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
 461         object.  [ptr_type]: Remove unused variable.
 462         Remember nearest addressable array-element or record-component
 463         when checking bitfield components.  Tolerate empty BIND_EXPR.
 464
 465 2005-01-01  Richard Henderson  <rth@redhat.com>
 466
 467         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
 468         that don't narrow the value.  Fail for other conversions.
 469
 470 2005-01-01  Richard Henderson  <rth@redhat.com>
 471
 472         PR c/19031
 473         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
 474         * c-lang.c (finish_file): Don't do it here.
 475         * objc/objc-act.c (objc_finish_file): Likewise.
 476
 477         * cgraph.c (decl_assembler_name_equal): New.
 478         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
 479         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
 480         * cgraph.h (struct cgraph_varpool_node): Add next.
 481         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
 482         * varasm.c (assemble_alias): Mark the target as needed.
 483
 484 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
 485
 486         PR middle-end/19221
 487         * function.c (get_arg_pointer_save_area): Use entry_of_function
 488         instead of get_insns.
 489
 490 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 491             Andrew Pinski  <pinskia@physics.uc.edu>
 492             James E. Wilson  <wilson@specifixinc.com>
 493
 494         PR rtl-optimization/12092
 495         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
 496         is zero.
 497
 498 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 499             Olivier Hainque  <hainque@act-europe.fr>
 500
 501         * tree.c (int_fits_type_p): A narrower type always fits in a
 502         wider one, except for negative values into unsigned types.
 503
 504 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 505
 506         * tree.c (int_fits_type_p): Compare the result of force_fit_type
 507         with the original constant rather than require TREE_OVERFLOW.
 508
 509 2005-01-01  Steven Bosscher  <stevenb@suse.de>
 510
 511         PR middle-end/17544
 512         * c-decl.c (finish_function): If compiling C99, annotate the
 513         compiler generated return with the current file name and line 0.
 514         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
 515         the source line is greater than 0.
 516         (remove_bb): Likewise.
 517
 518 See ChangeLog.12 for earlier changes.