2008-07-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36369
* c-common.c (strict_aliasing_warning): Do not warn for
TYPE_REF_CAN_ALIAS_ALL pointers.
(c_common_get_alias_set): may_alias types are not special.
* tree.c (build_pointer_type_for_mode): Look up the may_alias
attribute and set can_ref_all accordingly.
(build_reference_type_for_mode): Likewise.
* doc/extend.texi (may_alias): Clarify.
* gcc.dg/Wstrict-aliasing-bogus-ref-all.c: New testcase.
From-SVN: r137843
2008-07-15 Johannes Singler <singler@ira.uka.de>
* include/parallel/find_selectors.h:
Correct name for include guard #ifndef.
* include/parallel/balanced_quicksort.h: Likewise.
* include/parallel/unique_copy.h: Likewise.
* include/parallel/multiway_mergesort.h: Likewise.
* include/parallel/checkers.h: Likewise.
* include/parallel/[various files]:
Add/correct comment for #endif of include guard (at end of file)
From-SVN: r137827
2007-07-14 Rafael Avila de Espindola <espindola@google.com>
* objc-act.c (synth_module_prologue): Use TREE_NO_WARNING instead
of DECL_IN_SYSTEM_HEADER.
2007-07-14 Rafael Avila de Espindola <espindola@google.com>
* c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
is set.
From-SVN: r137802
2008-07-14 Doug Kwan <dougkwan@google.com>
* config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
additional option file arm/eabi.opt.
* config/arm/eabi.h (File): New configuration file for EABI targets.
* config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
SUBSUBTARGET_EXTRA_SPECS.
(SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
* config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
from STARTFILE_SPEC so that it can be referenced in an override.
(STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
(UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
can be referenced in an override.
(ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
* config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
so that it can be referenced in an override.
(LINK_SPEC): Use BPABI_LINK_SPEC.
* config/arm/eabi.opt (File): New.
From-SVN: r137798
gcc/ada/
PR documentation/15479
* gnat_ugn.texi (@ovar): New macro, from autoconf.texi.
Replace backets around optional parameters with @ovar
where possible, use @r{[}, @r{]} otherwise.
Replace some @r, @i, and @emph with @var where appropriate.
From-SVN: r137793
gcc/
* Makefile.in (write_entries_to_file, write_entries_to_file_split):
New macros.
(s-gtyp-input): Use them to write tmp-gi.list.
(echo_to_gi.list): Remove.
From-SVN: r137791
2008-07-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (pre_info): Remove.
(switch_to_PRE_table): Likewise.
(free_scc_vn): Do not clear SSA_NAME_VALUE.
Do not free pre_info.
(set_hashtable_value_ids): Do not create value-ids for the
optimistic tables.
(run_scc_vn): Remove double test. Remove bogus special-case
in value-number printing.
* tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
* tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
SSA_NAME_VALUE.
* tree-flow-inline.h (get_value_handle): Remove.
* tree-flow.h (get_value_handle): Remove.
From-SVN: r137787
2008-07-14 Martin Jambor <mjambor@suse.cz>
* tree-switch-conversion.c (gen_inbound_check): Make sure the type
in which we generate arithmetics is not a subrange.
From-SVN: r137783
2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36745
* config/s390/s390.c: (s390_secondary_reload): Add a secondary
reload for symbol refs moved to r0 with -fPIC.
(legitimize_pic_address): Use the target register as temporary
reg if possible.
(emit_symbolic_move): Adjust comment.
* config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
New expanders.
2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36745
* g++.dg/torture/pr36745.C: New testcase.
From-SVN: r137777
PR target/35492.
* config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
CONST_OK_FOR_LETTER_P. All port-local users changed.
(CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
implement Kp matching power-of-two.
(CONSTRAINT_LEN): Define to match.
* config/cris/cris.md: Replace all use of constraint K with Kc.
("*btst*): Use Kp for operand 0 of last alternative.
From-SVN: r137765
2008-07-12 Daniel Kraft <d@domob.eu>
* resolve.c (resolve_fl_derived): Allow pointer components to empty
derived types fixing a missing part of PR fortran/33221.
2008-06-22 Daniel Kraft <d@domob.eu>
* gfortran.dg/used_types_21.f90: New test.
From-SVN: r137737
gcc/
* doc/md.texi: Document the MIPS "v" constraint.
* config/mips/mips.h (reg_class): Revert last change.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/mips/mips.c (mips_regno_to_class): Likewise.
* config/mips/constraints.md (v): Likewise, but add documentation.
Add a comment to say that this constraint should not be used in
gcc code.
From-SVN: r137734
./: * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
(struct c_common_resword): Define.
(D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
(D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
(c_common_reswords, num_c_common_reswords): Declare.
* c-common.c (c_common_reswords): New global const array.
(num_c_common_reswords): New const int.
* c-parser.c (struct resword, reswords): Don't define.
(D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
(c_parse_init): Clarify mask code. Use c_common_reswords rather
than reswords. If warning about C++ keywords, give them a special
RID code.
(c_lex_one_token): Warn about C++ keywords. Call
objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
(c_parser_external_declaration): Look for RID_xxx rather than
RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
(c_parser_statement_after_labels): Likewise.
(c_parser_objc_class_instance_variables): Likewise.
(c_parser_objc_class_declaration): Likewise.
(c_parser_objc_try_catch_statement): Likewise.
* c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
(declspecs_add_type): Likewise.
cp/:
* lex.c (struct resword, reswords): Don't define.
(D_EXT, D_ASM, D_OBJC, D_CXX0X): Don't define.
(init_reswords): Clarify mask code. Use c_common_reswords rather
than reswords.
objc/:
* objc-act.c (objc_is_reserved_word): Always check for RID_CLASS,
etc., not just when OBJCPLUS is defined.
testsuite/:
* gcc.dg/Wcxx-compat-2.c: New test.
From-SVN: r137724
2008-07-11 Dodji Seketeli <dseketel@redhat.com>
PR c++/13101
* decl.c (grokdeclarator): Warn about initializing variables
of storage class 'extern' only after the type of the declarator
has been properly computed.
From-SVN: r137723
