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2011-11-09function.h (requires_stack_frame_p): New prototype.Jakub Jelinek4-5/+74
* function.h (requires_stack_frame_p): New prototype. * function.c (requires_stack_frame_p): No longer static. * config/i386/i386.c (ix86_finalize_stack_realign_flags): If stack_realign_fp was just a conservative guess for a function which doesn't use sp/fp/argp at all, clear frame_pointer_needed and stack realignment. From-SVN: r181236
2011-11-09allocator.h (__shrink_to_fit_aux::_S_do_it): Create the new object with the ↵Jonathan Wakely3-1/+69
same allocator. * include/bits/allocator.h (__shrink_to_fit_aux::_S_do_it): Create the new object with the same allocator. * testsuite/23_containers/vector/capacity/shrink_to_fit2.cc: New. From-SVN: r181235
2011-11-09generic-morestack.c: Include <string.h>.Ian Lance Taylor7-21/+527
libgcc/: * generic-morestack.c: Include <string.h>. (uintptr_type): Define. (struct initial_sp): Add dont_block_signals field. Reduce size of extra array by 1. (allocate_segment): Set prev field to NULL. Don't set __morestack_current_segment or __morestack_segments. (__generic_morestack): Update current->prev and *pp after calling allocate_segment. (__morestack_block_signals): Don't do anything if dont_block_signals is set. (__morestack_unblock_signals): Likewise. (__generic_findstack): Check for initial_sp == NULL. Add casts to uintptr_type. (__splitstack_block_signals): New function. (enum __splitstack_content_offsets): Define. (__splitstack_getcontext, __splitstack_setcontext): New functions. (__splitstack_makecontext): New function. (__splitstack_block_signals_context): New function. (__splitstack_find_context): New function. * config/i386/morestack.S (__morestack_get_guard): New function. (__morestack_set_guard, __morestack_make_guard): New functions. * libgcc-std.ver.in: Add new functions to GCC_4.7.0. gcc/testsuite/: * lib/target-supports.exp (check_effective_target_ucontext_h): New procedure. * gcc.dg/split-5.c: New test. From-SVN: r181234
2011-11-09libitm: Avoid non-portable x86 branch prediction mnemonic.Richard Henderson2-3/+8
From-SVN: r181233
2011-11-09symbol.c (clear_sym_mark, [...]): Remove functions.Tobias Burnus2-28/+66
2011-11-09 Tobias Burnus <burnus@net-b.de> * symbol.c (clear_sym_mark, traverse_ns): Remove functions. (count_st_nodes, do_traverse_symtree, fill_st_vector): New functions. (gfc_traverse_symtree, gfc_traverse_ns): Call do_traverse_symtree. From-SVN: r181232
2011-11-09PR c++/51043 - ICE in LTODodji Seketeli2-11/+16
* cp-tree.h (TYPE_ALIAS_P, TYPE_TEMPLATE_INFO): Don't crash on NULL TYPE_NAME. From-SVN: r181231
2011-11-09configure.ac: Add tool checks for READELF and READELF_FOR_TARGET.Roland McGrath6-0/+451
2011-11-09 Roland McGrath <mcgrathr@google.com> * configure.ac: Add tool checks for READELF and READELF_FOR_TARGET. * configure: Rebuild. * Makefile.def (flags_to_pass): Add READELF_FOR_TARGET. * Makefile.tpl (READELF, READELF_FOR_TARGET): New variables. (HOST_EXPORTS): Add READELF, READELF_FOR_TARGET. (BASE_FLAGS_TO_PASS): Add READELF_FOR_TARGET. (BASE_TARGET_EXPORTS, EXTRA_HOST_FLAGS, EXTRA_TARGET_FLAGS): Add READELF. * Makefile.in: Rebuild. From-SVN: r181230
2011-11-09libitm: de-ELF-ize x86/sjlj.S.Richard Henderson2-5/+17
* config/x86/sjlj.S: Protect elf directives with __ELF__. Protect .note.GNU-stack with __linux__. From-SVN: r181229
2011-11-09Simplify time() usage.Janne Blomqvist2-3/+6
2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> * intrinsics/time_1.h (gf_gettime): Simplify time() usage. From-SVN: r181228
2011-11-09Configure cleanup.Janne Blomqvist25-737/+265
2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> * configure.ac (AC_STDC_HEADERS): Remove. (AC_HEADER_TIME): Remove. (AC_HAVE_HEADERS, AC_CHECK_HEADERS): Move into a single invocation of AC_CHECK_HEADERS_ONCE, don't check for presence of C89 headers. (AC_CHECK_MEMBERS): Use single invocation. (AC_CHECK_FUNCS): Move into single invocation of AC_CHEC_FUNCS_ONCE, don't check for presence of C89 functions. * config.h.in: Regenerate. * configure: Regenerate. * intrinsics/clock.c: Include time.h. (mclock): Assume clock() is present. (mclock8): Likewise. * intrinsics/ctime.c (strctime): Assume strftime is present. (fdate): Assume time() is present. (fdate_sub): Likewise. (ctime): Likewise. * intrinsics/date_and_time.c: Don't provide abs macro. (HAVE_NO_DATE_TIME): Remove code related to macro which is never set. * intrinsics/execute_command_line.c: Assume stdlib.h is present. * intrinsics/exit.c: Likewise. * intrinsics/extends_type_of.c: Likewise. * intrinsics/gerror.c: Assume strerror() is present. * intrinsics/kill.c: Assume signal.h is present. * intrinsics/malloc.c: Assume stdlib.h is present. * intrinsics/move_alloc.c: Likewise. * intrinsics/perror.c: Assume perror() is present. * intrinsics/signal.c: Assume signal.h is present. * intrinsics/stat.c: Assume stdlib.h is present. * intrinsics/system.c: Likewise. * intrinsics/time.c: Include time.h, assume time() is present. * intrinsics/time_1.h: Conditionally include sys/time.h, unconditionally time.h. (gf_cputime): Do division in double, fallback using clock(). (gf_gettime): Assume time() is present. * intrinsics/umask.c: Assume stdlib.h is present. * runtime/backtrace.c: Likewise. * runtime/compile_options.c: Assume signal.h is present, assume C89 signals are present. * runtime/error.c: Assume signal.h and stdlib.h are present. From-SVN: r181227
2011-11-09* gcc.dg/tm/memopt-1.c: Adjust regexp.Patrick Marlier2-1/+5
From-SVN: r181226
2011-11-09re PR c++/51029 ([C++0x] [4.7 Regression] ICE with -std=c++0x)Jason Merrill4-0/+27
PR c++/51029 * class.c (build_base_path): Don't ICE in fold_non_dependent_expr. From-SVN: r181225
2011-11-09libitm: Configure for gas cfi pseudo ops.Richard Henderson9-12/+128
* asmcfi.m4: New file. * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it. * configure, aclocal.m4, config.h.in: Rebuild. * config/generic/asmcfi.h: New file. * config/x86/sjlj.S: Use it. From-SVN: r181224
2011-11-09re PR libfortran/47972 (error.c:158:7: warning: return makes pointer from ↵Francois-Xavier Coudert1-0/+5
integer without a cast) PR libfortran/47972 * runtime/error.c (gf_strerror): Silence warning. From-SVN: r181223
2011-11-09Run most tests in both C++98 and C++11 modes.Jason Merrill51-100/+197
gcc/testsuite/ * lib/target-supports.exp (check_effective_target_c++11): New. (check_effective_target_c++98): New. * lib/g++-dg.exp (g++-dg-runtest): New. * [various.exp]: Use g++-dg-runtest. * [various.C]: Fix for C++11 mode. gcc/cp/ * Make-lang.in (check_g++_parallelize): Add dg-torture.exp. (check-c++0x): Obsolete. / * Makefile.def (language=c++): Remove check-c++0x. * Makefile.in (check-gcc-c++): Regenerate. From-SVN: r181222
2011-11-09* [various.C]: Adjust for C++11 mode.Jason Merrill21-17/+89
From-SVN: r181221
2011-11-09* pt.c (invalid_nontype_parm_type_p): Avoid printing "<type error>".Jason Merrill6-5/+19
From-SVN: r181220
2011-11-09pt.c (convert_nontype_argument): Only integral arguments get early folding.Jason Merrill2-4/+21
* pt.c (convert_nontype_argument): Only integral arguments get early folding. From-SVN: r181219
2011-11-09parser.c (cp_parser_alias_declaration): Don't do semantic processing if ↵Jason Merrill2-0/+8
parsing failed. * parser.c (cp_parser_alias_declaration): Don't do semantic processing if parsing failed. From-SVN: r181218
2011-11-09PR 46686 Fix incorrect comment.Janne Blomqvist2-1/+6
2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/46686 * runtime/backtrace.c (show_backtrace): Fix incorrect comment. From-SVN: r181217
2011-11-09re PR preprocessor/51061 (Deprecated -I- option causes segfault)Paolo Carlini2-2/+10
2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR preprocessor/51061 * incpath.c (merge_include_chains): Make sure to not pass null pointers to free_path. From-SVN: r181216
2011-11-09re PR c++/51045 (erroneous zero as null pointer constant warning at delete)Paolo Carlini1-0/+5
/cp 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51045 * init.c (build_new_1, build_vec_delete_1, build_delete): Use nullptr_node. /testsuite 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51045 * g++.dg/warn/Wzero-as-null-pointer-constant-2.C: New. 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> * doc/invoke.texi ([Option Summary, C++ Language Options]): Add -Wzero-as-null-pointer-constant. From-SVN: r181215
2011-11-09re PR c++/51045 (erroneous zero as null pointer constant warning at delete)Paolo Carlini5-4/+83
/cp 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51045 * init.c (build_new_1, build_vec_delete_1, build_delete): Use nullptr_node. /testsuite 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51045 * g++.dg/warn/Wzero-as-null-pointer-constant-2.C: New. 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> * doc/invoke.texi ([Option Summary, C++ Language Options]): Add -Wzero-as-null-pointer-constant. From-SVN: r181214
2011-11-09re PR c++/51047 ([C++0x] SFINAE does not handle errors of ambiguous base ↵Paolo Carlini11-23/+62
members) /cp 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51047 * search.c (lookup_member): Change to take also a tsubst_flags_t parameter. (lookup_field, lookup_fnfields): Adjust calls. * typeck.c (lookup_destructor, finish_class_member_access_expr, build_ptrmemfunc_access_expr): Likewise. * class.c (handle_using_decl, maybe_note_name_used_in_class): Likewise. * pt.c (resolve_typename_type): Likewise. * semantics.c (lambda_function): Likewise. * parser.c (cp_parser_perform_range_for_lookup, cp_parser_lookup_name): Likewise. * friend.c (make_friend_class): Likewise. * name-lookup.c (pushdecl_maybe_friend_1, get_class_binding, do_class_using_decl, lookup_qualified_name): Likewise. * cp-tree.h (lookup_member): Adjust declaration. /testsuite 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com> PR c++/51047 * g++.dg/cpp0x/sfinae29.C: New. From-SVN: r181213
2011-11-09configure.ac: Make more cross-compile friendly.Tobias Burnus6-11/+206
2011-11-09 Tobias Burnus <burnus@net-b.de> * configure.ac: Make more cross-compile friendly. * Makefile.in: Regenerate. * aclocal.m4: Regenerate. * config.h.in: Regenerate. * configure: Regenerate. From-SVN: r181212
2011-11-09sparc.c (output_v8plus_shift): Take INSN parameter first and adjust head ↵Eric Botcazou3-26/+68
comment. * config/sparc/sparc.c (output_v8plus_shift): Take INSN parameter first and adjust head comment. (output_v8plus_mult): Change NAME into OPCODE and adjust throughout. (vector_init_bshuffle): Add head comment. (vector_init_move_words): Likewise. (vector_init_prepare_elts): Likewise. Take LOCS parameter first. (sparc_expand_vector_init): Likewise. Adjust call to above function. (sparc_expand_vector_init_vis2): Likewise. (sparc_expand_vector_init_vis1): Likewise. (sparc_expand_conditional_move): Likewise. (sparc_expand_vcond): Likewise. * config/sparc/sparc-protos.h (output_v8plus_shift): Adjust. * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to output_v8plus_shift. (ashrdi3_v8plus): Likewise. (lshrdi3_v8plus): Likewise. From-SVN: r181211
2011-11-09Matthew Gretton-Dann <matthew.gretton-dann@arm.com>Matthew Gretton-Dann6-3/+16
* config/arm/arm-cores.def: Add -mcpu=cortex-a7. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Likewise. * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex A-7. * doc/invoke.texi: Document -mcpu=cortex-a7. From-SVN: r181210
2011-11-09PR 46686 Implement backtrace with _Unwind_Backtrace from libgcc.Janne Blomqvist7-189/+189
2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/46686 * configure.ac: Don't check execinfo.h, backtrace, backtrace_symbols_fd. Check execve instead of execvp. Call GCC_CHECK_UNWIND_GETIPINFO. * runtime/backtrace.c: Don't include unused headers, include limits.h and unwind.h. (CAN_FORK): Check execve instead of execvp. (GLIBC_BACKTRACE): Remove. (bt_header): Conform to gdb backtrace format. (struct bt_state): New struct. (trace_function): New function. (show_backtrace): Use _Unwind_Backtrace from libgcc instead of glibc backtrace functions. * Makefile.in: Regenerated. * aclocal.m4: Regenerated. * config.h.in: Regenerated. * configure: Regenerated. From-SVN: r181209
2011-11-09re PR fortran/50960 ([OOP] vtables not marked as constant)Janus Weil2-0/+37
2011-11-09 Janus Weil <janus@gcc.gnu.org> PR fortran/50960 * gfortran.dg/typebound_call_22.f03: New test case. From-SVN: r181208
2011-11-09PR 50016 Slow I/O on MingW due to _commitJanne Blomqvist7-6/+99
frontend ChangeLog: 2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/50016 * gfortran.texi (Data consistency and durability): New section. testsuite ChangeLog: 2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/50016 * gfortran.dg/inquire_size.f90: Don't flush the unit. libgfortran ChangeLog: 2011-11-09 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/50016 * io/inquire.c (inquire_via_unit): Flush the unit and use ssize. * io/unix.c (buf_flush): Don't call _commit. From-SVN: r181207
2011-11-09revert: tree-cfg.c (verify_gimple_call): Verify that ↵Richard Guenther2-10/+9
gimple_call_cannot_inline_p is returning a conservative correct... 2011-11-09 Richard Guenther <rguenther@suse.de> Revert 2011-11-09 Richard Guenther <rguenther@suse.de> * tree-cfg.c (verify_gimple_call): Verify that gimple_call_cannot_inline_p is returning a conservative correct result according to gimple_check_call_matching_types. From-SVN: r181206
2011-11-09re PR tree-optimization/51039 (ICE: in estimate_function_body_sizes, at ↵Richard Guenther6-14/+50
ipa-inline-analysis.c:1977 with -finline-small-functions -fno-ipa-pure-const and passing incompatible function ptr) 2011-11-09 Richard Guenther <rguenther@suse.de> PR tree-optimization/51039 * tree-cfg.c (verify_gimple_call): Verify that gimple_call_cannot_inline_p is returning a conservative correct result according to gimple_check_call_matching_types. * ipa-inline-analysis.c (estimate_function_body_sizes): Remove code dealing with un-inlinablility. * gimple-streamer-in.c (input_gimple_stmt): Update the non-inlinable flag. * gcc.dg/pr51039.c: New testcase. From-SVN: r181205
2011-11-09re PR tree-optimization/51039 (ICE: in estimate_function_body_sizes, at ↵Richard Guenther2-7/+41
ipa-inline-analysis.c:1977 with -finline-small-functions -fno-ipa-pure-const and passing incompatible function ptr) 2011-11-09 Richard Guenther <rguenther@suse.de> PR tree-optimization/51039 * gimple-low.c (gimple_check_call_args): Remove. (gimple_check_call_matching_types): Always return true. * tree-inline.c (setup_one_parameter): Always perform a valid gimple type change. (declare_return_variable): Likewise. From-SVN: r181204
2011-11-09Use t-mingw-pthread on MingWRainer Orth2-5/+12
* config.host (i[34567]86-*-cygwin*): Move i386/t-mingw-pthread ... (i[34567]86-*-mingw*): ... here. (x86_64-*-mingw*): ... here. From-SVN: r181203
2011-11-09vector.md (vcondv4sfv4si, [...]): New patterns.Jakub Jelinek5-3/+78
* config/rs6000/vector.md (vcondv4sfv4si, vcondv4siv4sf, vconduv4sfv4si): New patterns. * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Handle different dest_mode from comparison mode. * lib/target-supports.exp (check_effective_target_vect_cond_mixed): Enable also for powerpc*-*-*. From-SVN: r181202
2011-11-09re PR fortran/50540 (Internal Error: Can't convert UNKNOWN to INTEGER(4) ↵Francois-Xavier Coudert4-4/+24
(r178939)) PR fortran/50540 * resolve.c (resolve_forall_iterators): Transform internal errors to normal errors. * gfortran.dg/forall_16.f90: New test. From-SVN: r181200
2011-11-09re PR fortran/50960 ([OOP] vtables not marked as constant)Janus Weil4-4/+15
2011-11-09 Janus Weil <janus@gcc.gnu.org> PR fortran/50960 * class.c (gfc_find_derived_vtab): Make the vtab symbols FL_PARAMETER. * expr.c (gfc_simplify_expr): Prevent vtabs from being replaced with their value. * resolve.c (resolve_values): Use-associated symbols do not need to be resolved again. (resolve_fl_parameter): Make sure the symbol has a value. From-SVN: r181199
2011-11-09re PR fortran/38718 (some simplifiers for elemental intrinsics missing; ↵Francois-Xavier Coudert6-2/+45
required for init expressions) PR fortran/38718 * intrinsic.c (add_functions): Add gfc_simplify_dreal. * intrinsic.h (gfc_simplify_dreal): New proto. * simplify.c (gfc_simplify_dreal): New function. * gfortran.dg/initialization_29.f90: Expand test. From-SVN: r181198
2011-11-09gimple-fold.c (canonicalize_constructor_val): Mark address-taken variables ↵Richard Guenther2-3/+11
addressable. 2011-11-09 Richard Guenther <rguenther@suse.de> * gimple-fold.c (canonicalize_constructor_val): Mark address-taken variables addressable. From-SVN: r181197
2011-11-09unordered_map: Add missing copy constructors.Jonathan Wakely3-0/+31
* include/profile/unordered_map: Add missing copy constructors. * include/profile/unordered_set: Likewise. From-SVN: r181196
2011-11-09PR c++/51027 - accepts alias-declaration without ';'Dodji Seketeli7-2/+24
gcc/cp/ * parser.c (cp_parser_alias_declaration): Require ';' at the end of the declaration. libstdc++-v3/ * include/ext/pointer.h (rebind): Append missing ';'. gcc/testsuite * g++.dg/cpp0x/alias-decl-12.C: New test. * g++.dg/ext/alias-decl-attr4.C: Append missing ';'. From-SVN: r181195
2011-11-09Fix entryEric Botcazou1-1/+0
From-SVN: r181194
2011-11-09PR debug/51032 - ICE in dbxout_type, at dbxout.c:2372Dodji Seketeli5-2/+32
gcc/cp/ * decl2.c (check_member_template): Accept alias templates and ... * parser.c (cp_parser_alias_declaration): ... use it here. gcc/testsuite/ * g++.dg/cpp0x/alias-decl-debug-0.C: New test. From-SVN: r181193
2011-11-09re PR fortran/21881 (ICE instead of error for large arrays in derived types)Francois-Xavier Coudert2-1/+7
PR fortran/21881 * trans-types.c (gfc_get_dtype): Issue a fatal error instead of an internal error. From-SVN: r181192
2011-11-09re PR tree-optimization/51015 (ice in vect_determine_vectorization_factor ↵Ira Rosen4-3/+35
with -O3) PR tree-optimization/51015 * tree-vect-loop.c (vect_determine_vectorization_factor): Expect vectype to be set for pattern def stmts. From-SVN: r181191
2011-11-08Implement vect_cmdline_needed properly on sparc.David S. Miller2-0/+22
* lib/target-supports.exp (check_effective_target_sparc_vis): New. (check_effective_target_vect_cmdline_needed): Use it when sparc*-*-* From-SVN: r181190
2011-11-09stl_vector.h (vector::_Alloc_traits): Make private.Jonathan Wakely6-14/+158
* include/bits/stl_vector.h (vector::_Alloc_traits): Make private. * include/debug/vector: Add allocator-extended constructors, ensure move assignment and swap have same allocator propagation semantics and exceptions specification as base class. * include/profile/vector: Likewise. (vector::push_back(_Tp&&)): Forward argument as rvalue. * testsuite/23_containers/vector/debug/alloc_prop.cc: New. * doc/xml/manual/status_cxx2011.xml: Clarify status of container requirements with respect to allocators. (status.iso.200x): Add anchor for old ID to preserve existing links. From-SVN: r181189
2011-11-09function.c (bb_active_p): Delete.Alan Modra7-243/+511
* function.c (bb_active_p): Delete. (dup_block_and_redirect, active_insn_between): New functions. (convert_jumps_to_returns, emit_return_for_exit): New functions, split out from.. (thread_prologue_and_epilogue_insns): ..here. Delete shadowing variables. Don't do prologue register clobber tests when shrink wrapping already failed. Delete all last_bb_active code. Instead compute tail block candidates for duplicating exit path. Remove these from antic set. Duplicate tails when reached from both blocks needing a prologue/epilogue and blocks not needing such. * ifcvt.c (dead_or_predicable): Test both flag_shrink_wrap and HAVE_simple_return. * bb-reorder.c (get_uncond_jump_length): Make global. * bb-reorder.h (get_uncond_jump_length): Declare. * cfgrtl.c (rtl_create_basic_block): Comment typo fix. (rtl_split_edge): Likewise. Warning fix. (rtl_duplicate_bb): New function. (rtl_cfg_hooks): Enable can_duplicate_block_p and duplicate_block. * Makefile.in (function.o): Update dependencies. From-SVN: r181188
2011-11-09Daily bump.GCC Administrator1-1/+1
From-SVN: r181187
2011-11-08re PR fortran/50404 (SIGSEGV in gfc_resolve_close)Francois-Xavier Coudert4-1/+30
PR fortran/50404 * io.c (gfc_resolve_close): CLOSE requires a UNIT. * gfortran.dg/io_constraints_3.f90: Improve testcase. From-SVN: r181183
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