* 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
* 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
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
2011-11-09 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
* 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
2011-11-09 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
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
2011-11-09 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
2011-11-09 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
* 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
2011-11-09 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
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
* lib/target-supports.exp (check_effective_target_sparc_vis): New.
(check_effective_target_vect_cmdline_needed): Use it when sparc*-*-*
From-SVN: r181190
