decl.c (grokfndecl): If ::main is found not to return int, correct it after issuing a diagnostic.
gcc/cp:
* decl.c (grokfndecl): If ::main is found not to return int,
correct it after issuing a diagnostic.
(grokdeclarator): If the incoming type was error_mark_node, do
not complain about declaring something with no type.
(start_function): Change check for ::main not returning int to
an assertion, as grokfndecl now catches this when the user did it.
* init.c (perform_member_init, sort_mem_initializers)
(emit_mem_initializers): Make most diagnostics be issued on
the line of current_function_decl, not whatever the current
input line is.
* parser.c (cp_lexer_peek_token_emit_debug_info): Surround
definition and declaration with #ifdef ENABLE_CHECKING.
Avoid unnecessary use of fprintf.
(cp_lexer_print_token, cp_lexer_debug_stream): Adjust stub
definitions to avoid warnings.
(cp_lexer_new_main): Add assertion that first token is not a
padding token.
(cp_lexer_new_from_token_array): Fold into ...
(cp_lexer_new_from_tokens): ... here. Add assertion that
first token is not a padding token.
(cp_lexer_set_source_position_from_token): Move nearer to callers.
Remove unused lexer argument.
(cp_lexer_peek_token): Just print debugging report (if enabled)
and return lexer->next_token.
(cp_lexer_skip_purged_tokens): Delete.
(cp_lexer_next_token_is, cp_lexer_next_token_is_not): Make
inline, simplify bodies.
(cp_lexer_peek_nth_token): Add debugging report a la
cp_lexer_peek_token.
(cp_lexer_consume_token): Correct commentary. Advance over
purged tokens here. Set current source position here, from
token to be returned. Avoid unnecessary use of fprintf.
(cp_lexer_purge_token): Advance next_token pointer over this and
subsequent purged tokens.
(cp_parser_error): Adjust source position to that of the
peeked token.
(cp_parser_push_lexer_for_tokens, cp_parser_pop_lexer): New functions.
(cp_parser_string_literal): Remove some excessive cleverness.
(cp_parser_enum_specifier): Call start_enum before consuming
the opening brace.
(cp_parser_member_declaration): Make the "extra semicolon"
diagnostic consistently-worded with the other place this is
diagnosed. Explicitly set the diagnostic location to the
location of the offending semicolon.
(cp_parser_enclosed_template_argument_list): Use %</%> quoting
in diagnostics. Do not use cp_parser_require. Set location
of diagnostics about improper use of '>>' to location of
offending token.
(cp_parser_late_parsing_for_member):
Use cp_parser_push_lexer_for_tokens and cp_parser_pop_lexer.
(cp_parser_late_parsing_default_args): Likewise. Manually
move some logic outside the loop.
2004-09-23 Diego Novillo <dnovillo@redhat.com>
Jakub Jelinek <jakub@redhat.com>
* tree-flow.h (find_new_referenced_vars): Add prototype.
* tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
Move to...
* tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
... here.
(mark_new_vars_to_rename): Walk through all operands.
* tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
(execute_fold_all_builtins): Use it.
(pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
* gcc.c-torture/execute/builtins/strcpy-2.c: New test.
* gcc.c-torture/execute/builtins/strcpy-2-lib.c: New.
Mark Wielaard [Thu, 23 Sep 2004 18:01:46 +0000 (18:01 +0000)]
2004-09-23 Mark Wielaard <mark@klomp.org>
* java/util/Collections.java
(binarySearch(List, Object, Comparator)): Explicitly
reverse direction in list iterator.
(rotate): Just return when list is empty.
Joseph Myers [Thu, 23 Sep 2004 16:11:24 +0000 (17:11 +0100)]
re PR c/16833 (-fno-builtin prevents automatic format checks for standard functions)
PR c/16833
* doc/extend.texi, doc/invoke.texi: Document interaction of
-fno-builtin with format checks. Note that built-in functions
have effects beyond generating code that avoids calls to those
functions.
re PR tree-optimization/17533 (cc1plus crashes on libmudflap test case, verify_dominators())
2004-09-23 Frank Ch. Eigler <fche@redhat.com>
PR tree-optimization/17533
* dominance.c (verify_dominators): Tolerate even more incorrect
dominance data during error message printing.
* tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
and edges more correctly.
* optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
optabs.
(OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
for the new optabs.
(expand_ternary_op): New function.
* genopinit.c (optabs): Handle the new optabs.
* optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
(init_optabs): Initialize vec_realign_load_optab.
(expand_ternary_op): New functions.
* target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
(TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
(TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
(TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
* target.h (struct vectorize): New member for struct gcc_target.
(misaligned_mem_ok): New member for targetm.vectorize.
(builtin_mask_for_load): Likewise.
(builtin_mask_for_store): Likewise.
* targethooks.c (default_vect_misaligned_mem_ok): New function.
* targethooks.h (default_vect_misaligned_mem_ok): New function.
* config/rs6000/altivec.md (build_vector_mask_for_load): New
define_expand.
(vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
(vec_realign_load_v16qi): New define_insn.
* config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
(ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
* config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
(altivec_builtin_mask_for_store): New variables.
(rs6000_builtin_mask_for_load): New function. Implements
TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
(rs6000_builtin_mask_for_store): New function. Implements
TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
(rs6000_expand_builtin): Expand the target builtins
builtin_mask_for_load and builtin_mask_for_store.
(altivec_init_builtins): Initialize the new target builtins.
* config/i386/i386.c (ix86_misaligned_mem_ok): New function.
Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
* tree-vectorizer.c (vect_create_data_ref): Renamed to
vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
(vect_create_addr_base_for_vector_ref): Additional argument (offset).
(vectorizable_store): Call vect_create_data_ref_ptr with additional
arguments, and create an indirect_ref with its return value data_ref.
Check aligned_access_p.
(vectorizable_load): Handle misaligned loads, using software-pipelined
scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
vec_realign_load_optab is supported, or using a scheme without
software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
misaligned_mem_ok is supported.
(vect_finish_stmt_generation): Typo.
(vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
(vect_analyze_data_refs_alignment): Don't fail vectorization in the
presence of misaligned loads.
(vect_analyze_data_ref_access): Add check for constant init.
(vect_get_symbl_and_dr): Remove duplicate line.
* tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
Robert Dewar [Thu, 23 Sep 2004 09:00:08 +0000 (09:00 +0000)]
re PR ada/17540 (Duplicate symbols while building Ada)
2004-09-23 Robert Dewar <dewar@gnat.com>
PR ada/17540
* sem_prag.adb (Process_Import_Or_Interface): Don't set Is_Public here,
instead do this at freeze time (we won't do it if there is an address
clause).
Change "pragma inline" to "pragma Inline" in information and error
messages.
Minor reformatting.
* freeze.adb (Check_Address_Clause): Remove previous change, not the
right way of doing things after all.
(Freeze_Entity): For object, set Is_Public for imported entities
unless there is an address clause present.
Jan Hubicka [Thu, 23 Sep 2004 00:50:37 +0000 (02:50 +0200)]
cfgexpand.c (add_reg_br_prob_note): New function.
* cfgexpand.c (add_reg_br_prob_note): New function.
(expand_gimple_cond_expr): Use it.
(tree_expand_cfg): No longer kill the profile.
* cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
only if it is present.
* passes.c (rest_of_handle_loop_optimize): Kill the profile.
* predict.c (combine_predictions_for_insn): Set the probabilities
based on REG_BR_PROB note if present.
* predict.c (branch_prob): Profile is read only with
flag_branch_probabilities.
Andreas Tobler [Wed, 22 Sep 2004 20:59:16 +0000 (22:59 +0200)]
configure.ac: Introduce AC_C_BIGENDIAN_CROSS for WORDS_BIGENDIAN.
2004-09-22 Andreas Tobler <a.tobler@schweiz.ch>
* configure.ac: Introduce AC_C_BIGENDIAN_CROSS for WORDS_BIGENDIAN.
* configure: Regenerate.
* include/config.h.in: Likewise.
* jni/gtk-peer/gtkpeer.h (SWAPU32): Introduce macro to swap pixels.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkImagePainter.c: Moved SWAPU32
macro to gtkpeer.h.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics2D.c
(Java_gnu_java_awt_peer_gtk_GdkGraphics2D_getImagePixels): Convert
pixels from 0xBBGGRRAA to 0xAARRGGBB only on Little Endian
architectures.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkPixbufDecoder.c (area_updated):
Likewise.
cp-tree.h (unemitted_tinfo_decls): Make a VEC(tree).
* cp-tree.h (unemitted_tinfo_decls): Make a VEC(tree).
* decl2.c (cp_finish_file): Adjust tinfo decl emission loop.
* rtti.c (unemitted_tinfo_decls): Make a VEC(tree).
(init_rtti_processing): Initialize it to something realistic.
(get_tinfo_decl): Adjust pushing the new decl.
* config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
* config/s390/s390.c (s390_emit_tpf_eh_return): New function.
* config/s390/s390.h (TARGET_TPF): New macro.
* config/s390/s390.md ("eh_return"): New expander.
* config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
(LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
* config/s390/tpf.h (TARGET_TPF): Define to 1.
(STACK_POINTER_OFFSET): Increase to 448.
(TARGET_DEFAULT): Set -mtpf-trace on as default.
(TPF_LOC_DIFF_OFFSET): New macro.
(ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
encoding.
(__isPATrange): Add prototype.
(MD_FALLBACK_FRAME_STATE_FOR): Define.
* config/s390/tpf-eh.c: New file.
Diego Novillo [Wed, 22 Sep 2004 11:40:12 +0000 (11:40 +0000)]
fold-const.c (fold): Avoid non INTEGER_TYPEs when widening operands in an integer comparison.
* fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
operands in an integer comparison.
* tree-cfg.c (find_taken_edge): Call fold() to determine
whether the predicate is known.
aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
gcc/
2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
* aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
* configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
Create build and doc directories along with the language directories.
Don't create doc directory separately.
* configure: Regenerate.
* Makefile.in: Create all object and executables files built
with the build compiler in a build/ directory.
(genobjnames): Add missing build objects.
(STAGESTUFF): Don't stage the gen* programs.
(ggc-none.o): Define dependencies for the target compiler.
(build-print-rtl.o): Rename to build/print-rtl.o.
(build-errors.o): Rename to build/errors.o.
(build-varray.o): Rename to build/varray.o.
(maintainerclean): Delete the contents of the build directory.
($(genobjs): %.o): Explicitly use -o.
(build/insn-conditions.o): Delete specfic rule to use generic rule.
(build/gengtype-lex.o): Likewise.
(build/gengtype-yacc.o): Likewise.
(build/gcov-iov.o): Likewise.
Ziemowit Laski [Wed, 22 Sep 2004 06:11:20 +0000 (06:11 +0000)]
cp-lang.c (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Moved here from cp-objcp-common.h.
[gcc/cp/ChangeLog]
2004-09-21 Ziemowit Laski <zlaski@apple.com>
* cp-lang.c (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Moved here from
cp-objcp-common.h.
(objcp_tsubst_copy_and_build): Reformat function signature.
* cp-objcp-common.h (objcp_tsubst_copy_and_build): Likewise.
(LANG_HOOKS_FOLD_OBJ_TYPE_REF): Moved to cp-lang.c.
Jeff Law [Wed, 22 Sep 2004 04:12:01 +0000 (22:12 -0600)]
tree-ssa-dom.c (opt_stats): Move so that it lives just after the opt_stats_d structure.
* tree-ssa-dom.c (opt_stats): Move so that it lives just after
the opt_stats_d structure.
(vrp_data): Change from a varray into a hash table.
(vrp_hash_elt): New structure for elements in the vrp hash table.
(vrp_hash, vrp_eq):New functions for hashing and testing equality
in the vrp hash table.
(tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
initialization slightly to make it easier to read. No longer need
to grow/clear the varray. Instead empty and delete the hash table.
(dom_opt_finalize_block): Update due to change of VRP_DATA from
a varray to a hash table.
(simplify_cond_and_loop_avail_expr, record_range): Similarly.
Jeff Law [Wed, 22 Sep 2004 04:07:23 +0000 (22:07 -0600)]
tree-ssa-ccp.c (get_default_value): If we have a constant value recorded for an SSA_NAME...
* tree-ssa-ccp.c (get_default_value): If we have a constant
value recorded for an SSA_NAME, then use that constant as
the initial lattice value.
(substitute_and_fold): Transfer equivalences discovered into
SSA_NAME_EQUIV.
* parser.c (cp_lexer_peek_token, cp_lexer_consume_token):
Don't handle CPP_PRAGMA tokens specially.
(cp_lexer_handle_pragma): Use cp_lexer_consume_token. Don't
purge the token; do clear token->value after processing. Add
assertion at beginning that token->value is nonzero.
(cp_parser_statement, cp_parser_declaration_seq_opt): Handle
CPP_PRAGMA as a full statement or declaration in its own right.
reg-notes.def (REG_DEP_TRUE): New entry, place first so it gets value 0.
* reg-notes.def (REG_DEP_TRUE): New entry, place first so it
gets value 0.
* print-rtl.c (print_rtx): Print the name of a REG_NOTE even
if it has value 0.
Roger Sayle [Tue, 21 Sep 2004 16:20:12 +0000 (16:20 +0000)]
re PR c++/7503 ((x < Y ? X : Y) used for assignment causes wrong code)
PR c++/7503
* tree.c (lvalue_p_1): Disallow MIN_EXPR and MAX_EXPR as lvalues
if either operand has side-effects.
* typeck.c (rationalize_conditional_expr): Assert that neither
operand of MIN_EXPR or MAX_EXPR has side-effects.
(build_modify_expr): Add support for MIN_EXPR and MAX_EXPR.
Check that the "lhs" is a valid lvalue, i.e. that neither operand
of a MIN_EXPR or MAX_EXPR has a side-effect.
* g++.dg/opt/pr7503-1.C: New testcase for COND_EXPR lvalues.
* g++.dg/opt/pr7503-2.C: New testcase for <? and >? lvalues.
* g++.dg/opt/pr7503-3.C: New testcase for invalid <? lvalue errors.
* g++.dg/opt/pr7503-4.C: New testcase for <?= and >?= assignments.
* g++.dg/opt/pr7503-5.C: New testcase for side-effects with <?=.
Daniel Berlin [Tue, 21 Sep 2004 15:42:44 +0000 (15:42 +0000)]
c-typeck.c (build_function_call): Give name of object we are attempting to call in error message.
2004-09-21 Daniel Berlin <dberlin@dberlin.org>
* c-typeck.c (build_function_call): Give name of object
we are attempting to call in error message.
* c-objc-common.c (c_tree_printer): Call pp_expression,
not return false, for 'E' case.
* decl.c (gnat_to_gnu_entity) <E_General_Access_Type>: Check for a
dummy designated type via TYPE_MODE instead of COMPLETE_TYPE_P. This
ensures proper handling of types with rep clauses, which might have
their TYPE_SIZE set already.
Robert Dewar [Tue, 21 Sep 2004 15:31:03 +0000 (15:31 +0000)]
decl.c (gnat_to_gnu_type, [...]): Wrap modular packed array types in both little- and big-endian cases.
2004-09-21 Robert Dewar <dewar@gnat.com>
* decl.c (gnat_to_gnu_type, case E_Modular_Integer_Type): Wrap modular
packed array types in both little- and big-endian cases. This change
ensures that we no longer count on the unused bits being initialized
for such types (and in particular ensures that equality testing will
only read the relevant bits).
Change name TYPE_LEFT_JUSTIFIED_MODULAR_P to TYPE_JUSTIFIED_MODULAR_P
These changes mean that we no longer need to initialize small packed
arrays.
(gnat_to_gnu_entity) <E_Record_Subtype>: Apply the same
optimization to an LJM field as to its parent field.
* ada-tree.h:, trans.c, utils.c, utils2.c:
Change name TYPE_LEFT_JUSTIFIED_MODULAR_P to TYPE_JUSTIFIED_MODULAR_P