Fix nits

From-SVN: r135821

expr.c (highest_pow2_factor): New case.

* expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.

From-SVN: r135820

gigi.h (mark_visited): Declare.

* gigi.h (mark_visited): Declare.
* decl.c (gnat_to_gnu_entity): Use mark_visited instead of marking
only the topmost node of expressions.
(elaborate_expression_1): Look deeper for read-only variable.
* trans.c (add_decl_expr): Use mark_visited instead of marking by hand.
(mark_visited): Move logic to mark_visited_r.  Invoke walk_tree.
(mark_visited_r): New function.

From-SVN: r135819

re PR fortran/36314 (gfortran.dg/eoshift_large_1.f90 doesn't work)

2008-05-23  Tobias Burnus  <burnus@net-b.de>

       PR fortran/36314
       * gfortran.dg/eoshift_large_1.f90: Replace tabs by spaces.

From-SVN: r135817

darwin-ldouble.c (fmsub): Eliminate the full PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result...

* config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
is only rounded once.

From-SVN: r135815

* gnat.dg/addr_slice.adb: New test.

From-SVN: r135814

Resync

From-SVN: r135813

gnat_ugn.texi (Calling Conventions): Document that the Intrinsic convention also allows access to named compiler...

2008-05-23  Olivier Hainque  <hainque@adacore.com>

* gnat_ugn.texi (Calling Conventions): Document that the Intrinsic
convention also allows access to named compiler built-in subprograms
such as the GCC __builtin family.

From-SVN: r135812

sem_attr.adb (Resolve_Attribute, [...]): If the prefix is a slice...

2008-05-23  Ed Schonberg  <schonberg@adacore.com>

* sem_attr.adb (Resolve_Attribute, case 'address): If the prefix is a
slice, convert it to an indexed component, which is equivalent, more
efficient, and usable even if the slice itself is not addressable.

From-SVN: r135811

exp_dist.adb: Minor reformatting

2008-05-23  Robert Dewar  <dewar@adacore.com>

* exp_dist.adb: Minor reformatting

From-SVN: r135810

snames.adb: New standard name Excluded_Source_List_File

2008-05-23  Vincent Celier  <celier@adacore.com>

* snames.adb:
New standard name Excluded_Source_List_File

* snames.ads:
New standard name Excluded_Source_List_File

* prj-attr.adb:
New project level attribute Excluded_Source_List_File

* prj-nmsc.adb:
(Find_Excluded_Sources): New parameter Project.
Get excluded sources from
file indicated by attribute Excluded_Source_List_File, when present and
neither Excluded_Source_Files nor Locally_Removed_Files are declared.

From-SVN: r135809

jcf-parse.c (give_name_to_class): Call find_sourcefile to find full pathname of source file.

2008-05-23  Andrew Haley  <aph@redhat.com>

        * jcf-parse.c (give_name_to_class): Call find_sourcefile to find full
        pathname of source file.

From-SVN: r135808

Resync

From-SVN: r135806

2008-05-23  Thomas Quinot  <quinot@adacore.com>

* s-os_lib.adb:
(copy_File): Do not open destination file if source file is unreadable.

From-SVN: r135805

gnatlink.adb (Process_Args): Do not disable scanning of ALI file for back end switches when...

2008-05-23  Vincent Celier  <celier@adacore.com>

* gnatlink.adb (Process_Args): Do not disable scanning of ALI file for
back end switches when executable specified with --GCC= is same as
default, even if there are additional options.

* gnat_ugn.texi:
Document when the back end switches from the ALI file are taken into
account when gnatlink is invoked with --GCC=

From-SVN: r135804

prj-nmsc.adb (Check_Naming_Schemes): Check a file for spec, body and sep.

2008-05-23  Vincent Celier  <celier@adacore.com>

* prj-nmsc.adb (Check_Naming_Schemes): Check a file for spec, body and
sep. If there are several possibilities, choose the one with the
longer prefix.

From-SVN: r135803

re PR c++/36237 (internal compiler error: in lower_stmt, at gimple-low.c:282 erase 'private(localTodoStack)' it compiles successfully.)

PR c++/36237
* cp-gimplify.c (cxx_omp_clause_apply_fn): Call
fold_build_cleanup_point_expr on build_call_a results.

* g++.dg/gomp/pr36237.C: New test.

From-SVN: r135802

re PR libgcj/35020 (Class.getSimpleName() differs from Sun Java)

2008-05-22  Andrew Haley  <aph@redhat.com>

PR libgcj/35020
* java/lang/Class.java (getSimpleName): Replace incorrect use of
String.lastIndexOf(String, int) with String.substring.
* testsuite/libjava.lang/PR35020.java: New file.
* testsuite/libjava.lang/PR35020.out: New file.

From-SVN: r135801

tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.

2008-05-23  Richard Guenther  <rguenther@suse.de>

* tree-ssa-operands.c (mark_difference_for_renaming): Use
bitmap_xor.

From-SVN: r135799

re PR c++/36308 (OpenMP privatized vars don't get dtors called if they are virtual)

PR c++/36308
* semantics.c (omp_clause_info_fndecl): New function.
(finish_omp_clauses): Use it.

* testsuite/libgomp.c++/ctor-11.C: New test.
* testsuite/libgomp.c++/ctor-12.C: New test.

From-SVN: r135798

utils.c (handle_type_generic_attribute): Adjust to accept fixed arguments before an elipsis.

* utils.c (handle_type_generic_attribute): Adjust to accept
fixed arguments before an elipsis.

From-SVN: r135797

intro.xml: Adjust links to ISO documents.

2008-05-23  Paolo Carlini  <paolo.carlini@oracle.com>

* doc/xml/manual/intro.xml: Adjust links to ISO documents.

From-SVN: r135796

cmath (fpclassify): Use __builtin_fpclassify.

2008-05-23  Paolo Carlini  <paolo.carlini@oracle.com>

* include/c_std/cmath (fpclassify): Use __builtin_fpclassify.
* include/c_global/cmath (fpclassify): Likewise.

From-SVN: r135795

re PR target/36079 (cld instruction is not emitted anymore.)

PR target/36079
* configure.ac: Handle --enable-cld.
* configure: Regenerated.
* config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
* config/i386/i386.h (struct machine_function): Add needs_cld field.
(ix86_current_function_needs_cld): New define.
* config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
(cld): New isns pattern.
(strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
* config/i386/i386.opt (mcld): New option.
* config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
TARGET_CLD and ix86_current_function_needs_cld.
(override_options): Use -mcld by default for 32-bit code if
USE_IX86_CLD.

* doc/install.texi (Options specification): Document --enable-cld.
* doc/invoke.texi (Machine Dependent Options)
        [i386 and x86-64 Options]: Add -mcld option.
        (Intel 386 and AMD x86-64 Options): Document -mcld option.

From-SVN: r135792

i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.

2008-05-23  Kai Tietz  <kai.tietz@onevison.com>
        * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
        (return_in_memory_64): Likewise.
        (return_in_memory_ms_64): Likewise.

From-SVN: r135790

builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.

* builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
* builtins.c (fold_builtin_fpclassify): New.
(fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
* builtins.def (BUILT_IN_FPCLASSIFY): New.
* c-common.c (handle_type_generic_attribute): Adjust to accept
fixed arguments before an elipsis.
(check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
* doc/extend.texi: Document __builtin_fpclassify.

testsuite:
* gcc.dg/builtins-error.c: Test __builtin_fpclassify.  Also
add tests for all previous type-generic builtins.
* gcc.dg/pr28796-2.c: Add -DUNSAFE flag.
* gcc.dg/tg-tests.h: Test __builtin_fpclassify.

From-SVN: r135789

hashtable_policy.h (_Map_base<,, [...]): Add per DR 761.

2008-05-22  Paolo Carlini  <paolo.carlini@oracle.com>

* include/tr1_impl/hashtable_policy.h (_Map_base<,,
std::_Select1st<_Pair>, true,>::at): Add per DR 761.
* testsuite/23_containers/unordered_map/dr761.cc: New.
* doc/xml/manual/intro.xml: Add an entry for DR 761.

From-SVN: r135787

omp-low.c (gate_expand_omp_ssa): Remove.

        * omp-low.c (gate_expand_omp_ssa): Remove.
        (pass_expand_omp_ssa): Remove.
        (gate_expand_omp): Do not check for flag_openmp_ssa.
        * common.opt (-fopenmp-ssa): Remove.
        * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.

From-SVN: r135786

Daily bump.

From-SVN: r135784

sh.opt (mfixed-range): New option.

* config/sh/sh.opt (mfixed-range): New option.
* config/sh/sh-protos.h (sh_fix_range): Declare.
* config/sh/sh.c (sh_fix_range): New function.
* config/sh/sh.h (sh_fixed_range_str): Declare.
(OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
is not empty.
* doc/invoke.texi (SH Options): Document -mfixed-range.

From-SVN: r135779

re PR libfortran/36302 (cshift and eoshift missing some kind=16 functions)

2008-05-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libgfortran/36302
* gfortran.map (GFORTRAN_1.1): Add _gfortran_eoshift0_16,
_gfortran_eoshift0_16_char, _gfortran_eoshift2_16,
_gfortran_eoshift2_16_char,_gfortran_cshift0_16,
_gfortran_cshift0_16_char.  Sort alphabetically.
* intrinsics/eoshift0.c:  Add function for kind=16 integer.
* intrinsics/eoshift2.c:  Likewise.
* intrinsics/cshift0.c:  Likewise.

2008-05-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libgfortran/36302
* gfortran.dg/cshift_large_1.f90:  New test.
* gfortran.dg/eoshift_large_1.f90:  New test.

From-SVN: r135777

sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine it before the redeclaration.

2008-05-22  Kai Tietz  <kai.tietz@onevision.com>

        * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
        it before the redeclaration.

From-SVN: r135776

avr.c (get_sequence_length): Add new function.

* config/avr/avr.c (get_sequence_length): Add new function.
(expand_prologue, expand_epilogue): Remove duplicate code.

From-SVN: r135775

re PR libgcj/35020 (Class.getSimpleName() differs from Sun Java)

2008-05-22  Andrew Haley  <aph@redhat.com>

        PR libgcj/35020
        * java/lang/Class.java (getSimpleName): Import from GNU Classpath.

From-SVN: r135771

see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx sharing.

* see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
sharing.

* gcc.c-torture/compile/20080522-1.c: New testcase.

From-SVN: r135770

20080522-1.c: New testcase.

2008-05-22  Richard Guenther  <rguenther@suse.de>

* gcc.c-torture/execute/20080522-1.c: New testcase.

From-SVN: r135768

defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.

2008-05-22  H.J. Lu  <hongjiu.lu@intel.com>

* defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
* doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.

* tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
(vect_update_misalignment_for_peel): Likewise.
(vector_alignment_reachable_p): Likewise.
* tree-vect-transform.c (vectorizable_load): Likewise.
* tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.

* tree-vectorizer.c (get_vectype_for_scalar_type): Pass mode of
scalar_type to UNITS_PER_SIMD_WORD.

* config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
* config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
* config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
* config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
* config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.

From-SVN: r135759

dr781.cc: Add test variable.

2008-05-22  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/26_numerics/complex/dr781.cc: Add test variable.

From-SVN: r135758

complex (proj(const std::complex<>&), proj(_Tp)): Add per DR 781.

2008-05-22  Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/complex (proj(const std::complex<>&), proj(_Tp)):
Add per DR 781.
* include/tr1_impl/complex(polar(const _Tp&, const _Up&)): Move to...
* include/tr1/complex: ... here.
* doc/xml/manual/intro.xml: Add an entry for DR 781.
* testsuite/26_numerics/complex/dr781.cc: Add.
* acinclude.m4 ([GLIBCXX_ENABLE_C99]): Update.
* configure: Regenerate.

From-SVN: r135757

re PR tree-optimization/36293 (ICE or wrong code in vector-strided gap tests)

PR tree-optimization/36293
* tree-vect-transform.c (vect_transform_strided_load): Don't check
if the first load must be skipped because of a gap.

From-SVN: r135755

tree-dfa.c (refs_may_alias_p): Exit early if possible.

2008-05-22  Richard Guenther  <rguenther@suse.de>

* tree-dfa.c (refs_may_alias_p): Exit early if possible.  Handle
more cases of offset disambiguation that is possible if
strict-aliasing rules apply.
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
for basic offset and type-based disambiguation.

* gcc.dg/tree-ssa/alias-18.c: New testcase.

From-SVN: r135754

slice5.adb: New test.

* gnat.dg/slice5.adb: New test.
* gnat.dg/notnot.adb: New test.
* gnat.dg/tf_interface_1.ad[sb]: New test.
* gnat.dg/const1.adb: New test.
* gnat.dg/parameterlessfunc.adb: New test.
* gnat.dg/specs/interface5.ads: New test.
* gnat.dg/specs/cpp_assignment.ads: New test.

From-SVN: r135753

* lib/dg-pch.exp (dg-pch): Fix if bracing.

From-SVN: r135752

i386.c (ix86_expand_vector_init_one_var): Use ix86_expand_vector_set on V16QImode for SSE4.1.

gcc/

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_expand_vector_init_one_var): Use
ix86_expand_vector_set on V16QImode for SSE4.1.

gcc/testsuite/

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* gcc.target/i386/m128-check.h (ARRAY_SIZE): New.
(CHECK_EXP): Use it.

* gcc.target/i386/set-v16qi-3.h: New.
* gcc.target/i386/sse2-set-v16qi-3.c: Likewise.
* gcc.target/i386/sse4_1-set-v16qi-3.c: Likewise.

From-SVN: r135750

c.opt (Wimport): Mark as undocumented.

* c.opt (Wimport): Mark as undocumented.
* doc/invoke.texi (Option Summary): Don't mention -Wimport or
-Wno-import.
(Warning Options): Likewise.
* doc/cppopts.texi: Don't mention -Wimport.

From-SVN: r135747

Daily bump.

From-SVN: r135745

re PR middle-end/36286 (ICE with -ftree-loop-linear and -O1 and above)

2008-05-21  Sebastian Pop  <sebastian.pop@amd.com>

PR tree-optimization/36286
PR tree-optimization/36287
* lambda-code.c (build_access_matrix): Do not use the loop->num
for computing the number of induction variables: use the loop depth
instead.

* testsuite/gcc.dg/tree-ssa/pr36287.c: New.
* testsuite/gfortran.dg/pr36286.f90: New.

From-SVN: r135741

re PR preprocessor/27777 (Bad diagnostic emission when #error contains a trigraph)

gcc/testsuite
PR preprocessor/27777:
* gcc.dg/cpp/pr27777.c: New file.
libcpp
PR preprocessor/27777:
* lex.c (cpp_output_line_to_string): New function.
* internal.h (_cpp_begin_message): Don't declare.
* errors.c (_cpp_begin_message): Now static.
* include/cpplib.h (cpp_output_line_to_string): Declare.
* directives.c (do_diagnostic): Rewrote.  Use
cpp_output_line_to_string.  Don't use _cpp_begin_message.

From-SVN: r135740

bitset (bitset<>::bitset(const char*)): Add per DR 778.

2008-05-21  Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/bitset (bitset<>::bitset(const char*)): Add per DR 778.
(bitset<>::_M_copy_from_ptr): Add.
(bitset<>::_M_copy_from_string): Forward to the latter.
* doc/xml/manual/intro.xml: Add an entry for DR 778.
* testsuite/23_containers/bitset/cons/2.cc: Add.

From-SVN: r135738

lwg-active.html: Update to Revision R56.

2008-05-21  Paolo Carlini  <paolo.carlini@oracle.com>

* doc/html/ext/lwg-active.html: Update to Revision R56.
* doc/html/ext/lwg-closed.html: Likewise.
* doc/html/ext/lwg-defects.html: Likewise.

From-SVN: r135737

re PR c++/36023 (ICE with cast to variable-sized object)

PR c++/36023
* cp-tree.h (check_array_initializer): New prototype.
* decl.c (check_array_initializer): New function.
(check_initializer): Call it.
* semantics.c (finish_compound_literal): Call it for ARRAY_TYPEs.

* g++.dg/ext/complit10.C: New test.

From-SVN: r135735

re PR c++/36023 (ICE with cast to variable-sized object)

PR c++/36023
* cp-tree.h (check_array_initializer): New prototype.
* decl.c (check_array_initializer): New function.
(check_initializer): Call it.
* semantics.c (finish_compound_literal): Call it for ARRAY_TYPEs.

* g++.dg/ext/complit10.C: New test.

From-SVN: r135734

cygming.h (ASM_OUTPUT_LABELREF): Honor option -f(no-)leading-underscore.

2008-05-21  Kai Tietz  <kai.tietz@onevision.com>

        PR/36280
        * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
        option -f(no-)leading-underscore.

From-SVN: r135733

i386.c (ix86_expand_vector_init_general): Use GET_MODE_NUNITS (mode).

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_expand_vector_init_general): Use
GET_MODE_NUNITS (mode).

From-SVN: r135732

* gfortran.dg/nint_2.f90: XFAIL only when using -O0.

From-SVN: r135731

invoke.texi: Add cpu_type's 464 and 464fp.

* doc/invoke.texi: Add cpu_type's 464 and 464fp.
(-mmulhw): Add 464 to description.
(-mdlmzb): Likewise.
* config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
* config/rs6000/rs6000.c (processor_target_table): Add 464 and
464fp entries.
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
* config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
* config/rs6000/rs6000.md: Update comments for 464.

From-SVN: r135730

sourcebuild.texi (Test Directives): Add dg-xfail-run-if.

gcc/
* doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
gcc/testsuite/
* lib/target-supports-dg.exp (dg-xfail-run-if): New.
* gcc.test-framework/dg-do-run-xrif-exp-F.c: New test.
* gcc.test-framework/dg-do-run-xrif-exp-P.c: New test.
* gcc.test-framework/dg-do-run-xrif-exp-XF.c: New test.
* gcc.test-framework/dg-do-run-xrif-exp-XP.c: New test.
* gcc.test-framework/dg-dot-run-xrif-exp-F.c: New test.
* gcc.test-framework/dg-dot-run-xrif-exp-P.c: New test.
* gcc.test-framework/dg-dot-run-xrif-exp-XF.c: New test.
* gcc.test-framework/dg-dot-run-xrif-exp-XP.c: New test.
* gcc.test-framework/test-framework.awk: Handle new tests.

From-SVN: r135729

sse.md (vec_extractv4sf): Removed.

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/sse.md (vec_extractv4sf): Removed.
(vec_extractv2df): Likewise.
(vec_extractv2di): Likewise.
(vec_extractv4si): Likewise.
(vec_extractv8hi): Likewise.
(vec_extractv16qi): Likewise.
(vec_extract<mode>): New.

From-SVN: r135728

sse.md (vec_setv4sf): Removed.

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/sse.md (vec_setv4sf): Removed.
(vec_setv2df): Likewise.
(vec_setv2di): Likewise.
(vec_setv4si): Likewise.
(vec_setv8hi): Likewise.
(vec_setv16qi): Likewise.
(vec_set<mode>): New.

From-SVN: r135726

i386.c (ix86_expand_vector_init_general): Remove goto for vec_concat and vec_interleave.

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_expand_vector_init_general): Remove
goto for vec_concat and vec_interleave.

From-SVN: r135725

sse.md (vec_initv4sf): Removed.

2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/sse.md (vec_initv4sf): Removed.
(vec_initv2df): Likewise.
(vec_initv2di): Likewise.
(vec_initv4si): Likewise.
(vec_initv8hi): Likewise.
(vec_initv16qi): Likewise.
(vec_init<mode>): New.

From-SVN: r135724

re PR fortran/36257 (SPREAD gives wrong results with array CHARACTER parameters)

PR fortran/36257

* gfortran.dg/char_length_12.f90: New test.

* iresolve.c (check_charlen_present): Don't force the rank to 1.

From-SVN: r135723

* collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.

From-SVN: r135721

symtab.h (HT_ALLOCED): Remove.

libcpp
* include/symtab.h (HT_ALLOCED): Remove.
(ht_purge): Declare.
* symtab.c (DELETED): New define.
(ht_lookup): Update comment.
(ht_lookup_with_hash): Handle deleted entries.  Remove HT_ALLOCED
code.  Use subobject allocator for strings, if it exists.
(ht_expand): Handle deleted entries.
(ht_forall): Likewise.
(ht_purge): New function.
(ht_dump_statistics): Print deletion statistics.
gcc
* ggc-zone.c (lookup_page_table_if_allocated): New function.
(zone_find_object_offset): Likewise.
(gt_ggc_m_S): Likewise.
(highest_bit): Likewise.
* ggc-page.c (gt_ggc_m_S): New function.
* stringpool.c (string_stack): Remove.
(init_stringpool): Update.
(ggc_alloc_string): Use ggc_alloc.
(maybe_delete_ident): New function.
(ggc_purge_stringpool): Likewise.
(gt_ggc_m_S): Remove.
* ggc-common.c (ggc_protect_identifiers): New global.
(ggc_mark_roots): Call ggc_purge_stringpool.  Use
ggc_protect_identifiers.
* ggc.h (ggc_protect_identifiers): Declare.
(gt_ggc_m_S): Update.
(ggc_purge_stringpool): Declare.
* toplev.c (compile_file): Set and reset ggc_protect_identifiers.
* gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
special case.
(write_root): Cast gt_ggc_m_S to gt_pointer_walker.
gcc/cp
* mangle.c (save_partially_mangled_name): Remove.
(restore_partially_mangled_name): Likewise.
(write_encoding): Update.
(write_unqualified_name): Likewise.
(start_mangling): Always use name_obstack.  Remove 'ident_p'
argument.
(get_identifier_nocopy): Remove.
(finish_mangling_internal): Rename from finish_mangling.
(finish_mangling): New function.
(finish_mangling_get_identifier): Likewise.
(partially_mangled_name, partially_mangled_name_len): Remove.
(mangle_decl_string): Change return type.  Update.
(mangle_decl, mangle_type_string, mangle_special_for_type,
mangle_ctor_vtbl_for_type, mangle_thunk, mangle_guard_variable,
mangle_ref_init_variable): Update.

From-SVN: r135720

config.gcc (sparc-*-linux*): Always include sparc/t-linux in tmake_file.

* config.gcc (sparc-*-linux*): Always include sparc/t-linux in
tmake_file.

From-SVN: r135713

cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table once finished.

* cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
once finished.

From-SVN: r135712

New file.

From-SVN: r135709

memops-asm.c: Set inside_main.

* gcc.c-torture/execute/builtins/memops-asm.c: Set inside_main.

* lib/gcc-dg.exp (cleanup-saved-temps): Add optional list of
suffixes not to delete.
* gcc.dg/pch/save-temps-1.c: Don't delete ".s" temp.
* g++.dg/pch/pch.C: Likewise.

* g++.old-deja/g++.pt/static11.C: Replace xfail by target requirement.

* lib/dg-pch.exp (dg-pch): Don't expect .s files if there are
dg-errors expected.

From-SVN: r135708

re PR libgcj/36252 (OutOfMemoryError on simple text conversion.)

2008-05-20  David Daney  <ddaney@avtrex.com>

PR libgcj/36252
* java/lang/natString.ccn: Add
#include <java/io/CharConversionException.h>.
(init (byte[], int, int, String)): Catch and ignore
CharConversionException.  Break out of conversion loop
on incomplete input.
* testsuite/libjava.lang/PR36252.java: New test.
* testsuite/libjava.lang/PR36252.out: New file, its expected output.
* testsuite/libjava.lang/PR36252.jar: New file, its pre-compiled
jar file.

From-SVN: r135705

Daily bump.

From-SVN: r135701

re PR testsuite/20771 (Duplicate PCH test names)

PR testsuite/20771
* lib/dg-pch.exp: Move a flag in arguments to dg-test to differentiate
compile results for pch test lines in gcc.sum.
* gcc.dg/pch/counter-2.c: Add comments to dg-error directives to
make them unique in gcc.sum.
* gcc.dg/pch/valid-1.c: Ditto.
* gcc.dg/pch/valid-2.c: Ditto.
* gcc.dg/pch/valid-3.c: Ditto.
* gcc.dg/pch/warn-1.c: Same for dg-warning.

From-SVN: r135696

* gcc.dg/array-quals-1.c: xfail read only section check for avr target.

From-SVN: r135695

re PR testsuite/34889 (gcc.c-torture/execute/builtins/pr23484-chk.c fails on 16 bit integer platforms)

PR testsuite/34889
* gcc.c-torture/execute/builtins/pr23484-chk.c : Correct test for 16bit int target.

From-SVN: r135694

ifc-20040816-1.c: signal.h not required.

* gcc.dg/tree-ssa/ifc-20040816-1.c : signal.h not required.
* gcc.c-torture/execute/ieee/fp-cmp-1.c : Do not include signal.h if SIGNAL_SUPPRESS.
* gcc.c-torture/execute/ieee/fp-cmp-2.c : Ditto.
* gcc.c-torture/execute/ieee/fp-cmp-3.c : Ditto.

From-SVN: r135693

* gcc.dg/builtins-config.h: AVR does not have C99 runtime.

From-SVN: r135692

re PR testsuite/22523 (template/inline1.C does not test correctly on all targerts)

PR testsuite/22523
* g++.dg/template/inline1.C: Handle syntax for more assemblers.

From-SVN: r135691

scandump.exp (scan-dump): Handle non-existent dump file.

* lib/scandump.exp (scan-dump): Handle non-existent dump file.
(scan-dump-times): Ditto.
(scan-dump-not): Ditto.
(scan-dump-dem): Ditto.
(scan-dump-dem-not): Ditto.

From-SVN: r135690

bitfield-1.mm: XFAIL for ICE...

* obj-c++.dg/bitfield-1.mm: XFAIL for ICE; move dg-options after other
test directives; use dg-prune-output instead of dg-excess-errors for
possible message to ignore; adjust line numbers for messages.

From-SVN: r135689

comp-types-10.mm: XFAIL for ICE.

* obj-c++.dg/comp-types-10.mm: XFAIL for ICE.
* obj-c++.dg/try-catch-9.mm: XFAILfor ICE, move dg-options after
other test directives.

From-SVN: r135687

try-catch-2.mm: Move dg-options after dg-xfail-if.

* obj-c++.dg/try-catch-2.mm: Move dg-options after dg-xfail-if.
* obj-c++.dg/encode-8.mm: Move dg-options after dg-do.
* obj-c++.dg/bitfield-4.mm: Ditto; use dg-prune-output instead of
dg-excess-errors for possible additional message.
* obj-c++.dg/layout-1.mm: Use dg-prune-output instead of
dg-excess-errors for possible additional message.

From-SVN: r135686

* g++.dg/ext/vector14.C: Ignore a possible warning.

From-SVN: r135685

mips.md (UNSPEC_SYNC_NEW_OP_12, [...]): New define_constants.

2008-05-20  David Daney  <ddaney@avtrex.com>

* config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
UNSPEC_SYNC_OLD_OP_12,
UNSPEC_SYNC_EXCHANGE_12): New define_constants.
(UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(optab, insn): Add 'plus' and 'minus' to define_code_attr.
(atomic_hiqi_op): New define_code_iterator.
(sync_compare_and_swap<mode>): Call
mips_expand_atomic_qihi instead of
mips_expand_compare_and_swap_12.
(compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
MIPS_COMPARE_AND_SWAP_12_0.  Pass argument to
MIPS_COMPARE_AND_SWAP_12.
(sync_<optab><mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
sync_new_nand<mode>): New define_expands for HI and QI mode
operands.
(sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
(sync_lock_test_and_set<mode>): New define_expand for HI and QI
modes.
(test_and_set_12): New insn.
(sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_old_nand<mode>,
sync_new_nand<mode>, sync_lock_test_and_set<mode>):  Add early
clobber to operand 0 for SI and DI mode insns.
* config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
mips_gen_fn_4): New typedefs.
(mips_gen_fn_ptrs): Define new union type.
(mips_expand_compare_and_swap_12): Remove declaration.
(mips_expand_atomic_qihi): Declare function.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
(mips_expand_atomic_qihi): ... this.  Use new generator function
parameter.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
(MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
(MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
MIPS_SYNC_EXCHANGE_12_ZERO_OP,
MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.

From-SVN: r135684

i386.c (ix86_expand_vector_init_one_nonzero): Add the missing break.

2008-05-20  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
the missing break.

From-SVN: r135682

avr.h (machine_function): Add 'is_OS_main' field.

* config/avr/avr.h (machine_function): Add 'is_OS_main' field.
* config/avr/avr.c (avr_OS_main_function_p): Add new function.
(avr_attribute_table): Add 'OS_main' function attribute.
(avr_regs_to_save, expand_prologue, expand_epilogue): Handle
functions with 'OS_main' attribute.

From-SVN: r135681

modular.adb: Remove test...

    gcc/testsuite/
* gnat.dg/modular.adb: Remove test, gnat.dg/modular1.adb already
checks that the bug is fixed and is more concise.

From-SVN: r135679

re PR ada/35791 ([Ada] V-table messed up with interface composition)

    gcc/testsuite/
PR ada/35791
* gnat.dg/check_displace_generation.adb: New.

From-SVN: r135677

re PR middle-end/35204 (crash by too deep recursion in DFS tree-ssa-sccvn.c:1898)

2008-05-20  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/35204
* tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
helper, split out from ...
(DFS): ... here.  Make the DFS walk non-recursive.

From-SVN: r135676

re PR ada/30740 (Improper semantics in gnat's compilation of certain expressions involving modular arithmetic)

    gcc/testsuite/
PR ada/30740
* gnat.dg/modular.adb: New test.

From-SVN: r135675

re PR tree-optimization/36181 (Simple for loop generates ICE with -ftree-parallelize-loops=2)

2008-05-20  Sebastian Pop  <sebastian.pop@amd.com>
    Jan Sjodin  <jan.sjodin@amd.com>

PR tree-optimization/36181
* tree-parloops.c (loop_has_vector_phi_nodes): New.
(parallelize_loops): Don't parallelize when the loop has vector
phi nodes.

* gcc.dg/tree-ssa/pr36181.c: New.

From-SVN: r135673

tree-loop-linear.c (gather_interchange_stats): Look in the access matrix...

2008-05-20  Jan Sjodin  <jan.sjodin@amd.com>
    Sebastian Pop  <sebastian.pop@amd.com>

* tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
and never look at the tree representation of the memory accesses.
(linear_transform_loops): Computes parameters and access matrices.
* tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
(access_matrix_get_index_for_parameter): New.
* tree-data-ref.h (struct access_matrix): New.
(AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
am_vector_index_for_loop): New.
(struct data_reference): Add field access_matrix.
(DR_ACCESS_MATRIX): New.
(compute_data_dependences_for_loop): Update declaration.
(lambda_collect_parameters, lambda_compute_access_matrices): Declared.
* lambda.h (lambda_vector_vec_p): Declared.
* lambda-code.c: Depend on pointer-set.h.
(lambda_collect_parameters_from_af, lambda_collect_parameters,
av_for_af_base, av_for_af, build_access_matrix,
lambda_compute_access_matrices): New.
* Makefile.in (lambda-code.o): Depend on pointer-set.h.

Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r135672

re PR testsuite/36057 (struct-layout-1_generate.c  uses non-ISO C  '%n$'  operand number formats)

PR testsuite/36057
* g++.dg/compat/struct-layout-1_generate.c (DG_OPTIONS): Remove.
(const char *dg_options): New array.
(switchfiles): Loop through dg_options array to generate dg-options
directives.  Remove numbered arguments usage from fprintf
format strings.

From-SVN: r135671

PR c++/33979 (partial)

2008-05-20  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/33979 (partial)
* include/tr1_impl/functional_hash.h (hash<char16_t>,
hash<char32_t>): Add specializations.
* include/tr1_impl/type_traits (is_integral<char16_t>,
is_integral<char32_t>): Likewise.
* include/std/limits (numeric_limits<char16_t>,
numeric_limits<char32_t>): Likewise.
* src/limits_c++0x.cc: Add.
* src/Makefile.am: Update.
* testsuite/20_util/hash/requirements/explicit_instantiation.cc:
Update.
* testsuite/20_util/is_integral/value.cc: New.
* testsuite/20_util/is_integral/requirements/typedefs.cc: Likewise.
* testsuite/20_util/is_integral/requirements/
explicit_instantiation.cc: Likewise.
* testsuite/18_support/numeric_limits/char16_32_t.cc: Likewise.
* config/abi/pre/gnu.ver: Export new numeric_limits symbols at
GLIBCXX_3.4.11.
* configure: Regenerate.
* src/Makefile.in: Likewise.
* config.h.in: Likewise.

From-SVN: r135668

install.texi2html: Generate gcc-vers.texi in $DESTDIR not $SOURCEDIR/include.

* doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
$SOURCEDIR/include.

From-SVN: r135664

re PR middle-end/36206 (ice for legal code with -O3)

2008-05-20  Jan Sjodin  <jan.sjodin@amd.com>
    Sebastian Pop  <sebastian.pop@amd.com>

PR tree-optimization/36206
* tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
FOLD_CONVERSIONS.
(instantiate_scev_1): Rename flags to fold_conversions.
Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
outeside instantiation_loop.
* tree-chrec.h (evolution_function_is_affine_in_loop): New.
(evolution_function_is_affine_or_constant_p): Removed.
* tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
instantiate_scev.
(analyze_siv_subscript): Pass in the loop nest number.
Call evolution_function_is_affine_in_loop instead of
evolution_function_is_affine_p.
(analyze_overlapping_iterations): Pass in the loop nest number.

* tree-chrec.h (chrec_fold_op): New.
* tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
other trees.

* testsuite/gfortran.dg/pr36206.f: New.

Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r135663

c-incpath.c (INO_T_EQ): Do not define on non-inode systems.

* c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
(DIRS_EQ): New.
(remove_duplicates): Do not set inode on non-inode systems.  Use
DIRS_EQ.

From-SVN: r135661

gen_disp.ad[sb]: New test.

* gnat.dg/gen_disp.ad[sb]: New test.
* gnat.dg/specs/empty_variants.ads: Adjust.

From-SVN: r135658

config.gcc (tm_file): Update comments about relative pathnames.

2008-05-20  Sandra Loosemore  <sandra@codesourcery.com>

gcc/
* config.gcc (tm_file): Update comments about relative pathnames.

From-SVN: r135656

Resync.

From-SVN: r135654

Minor reformatting.

Update comments.

From-SVN: r135653

s-taspri-vxworks.ads (Task_Address, [...]): New type/constant.

* s-taspri-vxworks.ads (Task_Address, Task_Address_Size): New
type/constant.

* g-socthi-vxworks.ads: Update to latest socket changes.

* a-caldel-vms.adb: Resync with a-caldel spec.

From-SVN: r135652