Swap the action and jmpbuf arguments to GTM_longjmp

On several ABIs, the first register parameter is the same as
the return value register.  Moving the action parameter first
avoids the need for register shuffling on these targets.

        * libitm_i.h (GTM_longjmp): Swap first and second arguments.
        * beginend.c (_ITM_abortTransaction): Update to match.
        (GTM::gtm_thread::restart): Likewise.
        * config/alpha/sjlj.S (GTM_longjmp): Likewise.
        * config/x86/sjlj.S (GTM_longjmp): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181863 138bc75d-0d04-0410-961f-82ee72b054a4

    * predict.c (expr_expected_value_1): Assume compare-and-swap builtin
        boolean return is true.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181862 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/51044
* dse.c (emit_inc_dec_insn_before): Ensure new_insn is an instruction
rather than just insn body.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181861 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/50725
* function.c (thread_prologue_and_epilogue_insns): If
stack_realign_drap, add drap_reg to SET_UP_BY_PROLOGUE
regset.

* gcc.target/i386/pr50725.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181860 138bc75d-0d04-0410-961f-82ee72b054a4

PR middle-end/51089
* tree-eh.c (cleanup_empty_eh_merge_phis): Add check to
avoid creating duplicate edges here.
(cleanup_empty_eh_unsplit): And remove it in the caller.

* gfortran.dg/gomp/pr51089.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181859 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-30  Andrew Pinski  <apinski@cavium.com>

PR c/51321
* c-parser.c (c_parser_postfix_expression): Check groktypename results
before looking at the main variant.

2011-11-30  Andrew Pinski  <apinski@cavium.com>

* gcc.dg/pr51321.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181857 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/48721
* sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
reg_pending_barrier to TRUE_BARRIER.

* gcc.target/i386/pr48721.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181856 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/48721
* sched-ebb.c (begin_move_insn): Insert empty unreachable
block after BARRIER if insn is followed by it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181855 138bc75d-0d04-0410-961f-82ee72b054a4

/cp
2011-11-30  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/51299
* rtti.c (ifnonnull): Use nullptr_node.
(build_dynamic_cast_1): Call cp_truthvalue_conversion instead
of c_common_truthvalue_conversion.

/testsuite
2011-11-30  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/51299
* g++.dg/warn/Wzero-as-null-pointer-constant-4.C: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181854 138bc75d-0d04-0410-961f-82ee72b054a4

sparc: Add -mmemory-model command-line option.

* config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
* config/sparc/sparc.opt (mmemory-model=): New option.
* doc/invoke.texi (Sparc Options): Document it.
* config/sparc/sparc.c (sparc_option_override): Provide default
for sparc_memory_model.
(sparc_emit_membar_for_model): Omit barrier combinations that are
implied by the memory model.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181853 138bc75d-0d04-0410-961f-82ee72b054a4

sparc: Convert to atomic_exchange.

        * config/sparc/sync.md (I124MODE): New mode iterator.
        (memory_barrier): Remove.
        (atomic_exchangesi): New.
        (swapsi): Rename from *swapsi.
        (atomic_test_and_set<I124MODE>): New.
        (ldstubqi): Rename from *ldstubqi, merge with expander.
        (ldstub<I24MODE>): Rename from *ldstub<I24MODE>, merge with expander.
        (sync_lock_test_and_setsi): Remove.
        (sync_lock_test_and_set<I12MODE>): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181852 138bc75d-0d04-0410-961f-82ee72b054a4

sparc: Convert to atomic_compare_and_swap.

        * config/sparc/constraints.md ("w"): New.
        * config/sparc/predicates.md (mem_noofs_operand): New.
        * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Make static.
        Generate the boolean result of the atomic_compare_exchange.
        (sparc_expand_compare_and_swap): New.
        * config/sparc/sync.md (atomic_compare_and_swap<I>): New.
        (atomic_compare_and_swap<I48MODE>_1): Rename from
        *sync_compare_and_swap<I48MODE>, use mem_noofs_operand.
        (*atomic_compare_and_swapdi_v8plus): Rename from
        *sync_compare_and_swapdi_v8plus, use mem_noofs_operand.
        (sync_compare_and_swap<I12MODE>): Remove.
        (sync_compare_and_swap<I48MODE>): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181851 138bc75d-0d04-0410-961f-82ee72b054a4

sparc: Convert to atomic_load/store.

        * config/sparc/predicates.md (register_or_v9_zero_operand): New.
        * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
        * config/sparc/sync.md (atomic_load<I>): New.
        (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181849 138bc75d-0d04-0410-961f-82ee72b054a4

sparc: Convert to mem_thread_fence.

        * config/sparc/predicates.md (zero_or_v7_operand): New.
        * config/sparc/sparc.c (sparc_emit_membar_for_model): New.
        * config/sparc/sparc-protos.h: Update.
        * config/sparc/sync.md (mem_thread_fence): New.
        (memory_barrier): Use sparc_emit_membar_for_model.
        (membar, *membar_empty, *membar_storestore, *membar_storeload): New.
        (*membar_v8): Accept and ignore the membar mask.
        (*membar): Accept and print the membar mask.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181848 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc/config/arm/arm.c (arm_issue_rate): Cortex-A15 can triple issue.
* gcc/config/arm/arm.md (mul64): New attribute.
(generic_sched): Cortex-A15 is not scheduled generically.
(cortex-a15.md): Include.
* gcc/config/arm/cortex-a15.md: New machine description.
* gcc/config/arm/t-arm (MD_INCLUDES): Add cortex-a15.md.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181843 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc/config/arm/t-arm (MD_INCLUDES): Ensure all md files are listed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181842 138bc75d-0d04-0410-961f-82ee72b054a4

shift flag_next/gnu_runtime to modern opts system.

gcc:

* doc/tm.texi.in (NEXT_OBJC_RUNTIME): Update macro description.
* doc/tm.texi: Regenerate.
* flags.h (flag_next_runtime): Remove references.
* toplev.c: Likewise.
* defaults.h (NEXT_OBJC_RUNTIME): Provide default.
* gccspec.c (lang_specific_driver): Adjust use of NEXT_OBJC_RUNTIME.
* config/darwin.c (darwin_override_options): Provide default
Objective-C abi settings and target conflict checks.
* config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Remove unused
code. Adjust indenting.

gcc/c-family:

* c.opt (fgnu-runtime): Provide full description.
(fnext-runtime): Likewise.
* c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181837 138bc75d-0d04-0410-961f-82ee72b054a4

* MAINTAINERS (write-after-approval): Add self.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181836 138bc75d-0d04-0410-961f-82ee72b054a4

PR libgomp/51298
* config/linux/bar.h: Use atomic rather than sync builtins.
* config/linux/bar.c: Likewise.  Add missing acquire
synchronisation on generation field.
* task.c (gomp_barrier_handle_tasks): Regain lock so as to not
double unlock.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181833 138bc75d-0d04-0410-961f-82ee72b054a4

* ordered.c (gomp_ordered_sync): Add MEMMODEL_ACQ_REL fence.
* critical.c (GOMP_critical_start): Add MEMMODEL_RELEASE fence.
* config/linux/mutex.h: Use atomic rather than sync builtins.
* config/linux/mutex.c: Likewise.  Comment.  Use -1 for waiting state.
* config/linux/omp-lock.h: Comment fix.
* config/linux/arm/mutex.h: Delete.
* config/linux/powerpc/mutex.h: Delete.
* config/linux/ia64/mutex.h: Delete.
* config/linux/mips/mutex.h: Delete.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181832 138bc75d-0d04-0410-961f-82ee72b054a4

PR libgomp/51249
* config/linux/sem.h: Rewrite.
* config/linux/sem.c: Rewrite.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181831 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: Copy runtime_panicstring from master library.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181830 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181829 138bc75d-0d04-0410-961f-82ee72b054a4

* config/sh/sh.h (enum reg_class, REG_CLASS_NAMES)
(REG_CLASS_CONTENTS): Add NON_SP_REGS.
(REGCLASS_HAS_GENERAL_REG): Handle NON_SP_REGS.
* config/sh/constraints.md (u): New constraint.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181825 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: update to weekly.2011-10-25

Changes were mainly straightforward to merge.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181824 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/51337
* config/sh/sh.c (sh_secondary_reload): Add case when FPUL
register is being loaded from a pseudo in memory.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181823 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: If no sem_timedwait, use pthread_cond_timedwait.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181821 138bc75d-0d04-0410-961f-82ee72b054a4

.
* configure.ac (rl78-*-*) New case.
* configure: Regenerate.
* MAINTAINERS: Add myself as RL78 maintainer.

libgcc
* config.host (rl78-*-elf): New case.
* config/rl78: New directory for the Renesas RL78.

gcc
* config.gcc (rl78-*-elf): New case.
* doc/extend.texi: Add RL78 documentation.
* doc/invoke.texi: Likewise.
* doc/md.texi: Likewise.
* doc/contrib.texi: Add RL78.
* doc/install.texi: Add rl78-*-elf.
* config/rl78: New directory for the Renesas RL78.

contrib
* config-list.mk (LIST): Add rl78-elf.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181819 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/51247
* tree-vrp.c (extract_range_from_assert): For signed 1-bit precision
types instead of adding 1 subtract -1 and instead of subtracting 1
add -1 to avoid overflows.

* gcc.c-torture/compile/pr51247.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181818 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Andreas Tobler  <andreast@fgznet.ch>

* config.rpath (ld_shlibs): Fix detection of FreeBSD-10 and up.
(libname_spec): Likewise.
* configure: Regenerate with autoconf -I ../../.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181816 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Andrew MacLeod  <amacleod@redhat.com>

PR target/50123
* optabs.c (maybe_optimize_fetch_op): New.  Look for more optimal
instructions for a FECTH_OP or OP_FECTH sequence.
(expand_atomic_fetch_op): Call maybe_optimize_fetch_op.
* testsuite/gcc.dg/atomic-op-optimize.c: New.  Test for optimizations.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181815 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: If O_CLOEXEC is not defined, define it as 0.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181814 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Define and use backend-independent Location class.

From Sanjoy Das.

* go-location.h: New file.
* go-linemap.cc: New file.
* go-gcc.cc: Change all uses of source_location to Location.
* Make-lang.in (GO_OBJS): Add go/go-linemap.o.
(GO_LINEMAP_H): New variable.
(GO_LEX_H): Use $(GO_LINEMAP_H).
(GO_GOGO_H, GO_TYPES_H, GO_IMPORT_H): Likewise.
(go/go-linemap.o): New target.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181813 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/sync.md (UNSPEC_LDA, UNSPEC_STA): New unspecs.
(movdi_via_fpu): Remove.
(loaddi_via_fpu): New insn pattern.
(storedi_via_fpu): Ditto.
(atomic_loaddi_fpu): Use loaddi_via_fpu and storedi_via_fpu.
(atomic_storedi_fpu): Ditto.
* reg-stack.c (get_true_reg): Handle UNSPEC_LDA.
(subst_stack_regs_pat): Handle UNSPEC_STA.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181812 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/i386.md (*floathi<mode>2_i387_with_temp): Do not
allocate scratch memory for alternative 0.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181811 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/40958
* module.c (prev_module_line):  New variable.
(prev_module_column):  New variable.
(prev_character):  New variable.
(module_char):  Update the new variables.
(module_unget_char):  New function.
(parse_string):  Use module_unget_char.
(parse_integer):  Likewise.
(parse_name):  Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181810 138bc75d-0d04-0410-961f-82ee72b054a4

Enable target specific builtins and macros when using the target attribute or pragma on rs6000

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181809 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Dodji Seketeli  <dodji@redhat.com>

        * tree-diagnostic (struct loc_t): Rename into struct loc_map_pair.
        (maybe_unwind_expanded_macro_loc): Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181808 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-21  David Edelsohn  <dje.gcc@gmail.com>
            Aldy Hernandez  <aldyh@redhat.com>

        * trans-mem.c (ipa_tm_create_version_alias): Mangle new_decl
        if DECL_ONE_ONLY.
        (ipa_tm_create_version): Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181807 138bc75d-0d04-0410-961f-82ee72b054a4

* haifa-sched.c (recompute_todo_spec): Simplify and correct the
code checking for a clobber of a condition register when deciding
whether to predicate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181806 138bc75d-0d04-0410-961f-82ee72b054a4

* config.host (tic6x-*-uclinux): Append to extra_parts.  Fix
formatting.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181805 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Yufeng Zhang  <yufeng.zhang@arm.com>

Use complex floating-point constant in CDBL.

* gcc.dg/compat/compat-common.h (CDBL): Replace 1i with 1.0i.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181804 138bc75d-0d04-0410-961f-82ee72b054a4

* gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
  Update field call_stmt_cannot_inline_p from call graph edge, if
  needed.
  * gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181803 138bc75d-0d04-0410-961f-82ee72b054a4

* config/arm/arm.md (arm_movdi): Update NEG_POOL_RANGE.
  (movdf_soft_insn): Likewise.

* config/arm/fpa.md (thumb2_movdf_fpa): Likewise.

* config/arm/neon.md (neon_mov<mode>): Likewise.

* config/arm/vfp.md (movdi_vfp): Likewise.
  (movdi_vfp_cortexa8): Likewise.
  (movdf_vfp): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181802 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51306
        PR fortran/48700
        * check.c (gfc_check_move_alloc): Make sure that from/to
        are both polymorphic or neither.
        * trans-intrinsic.c (conv_intrinsic_move_alloc): Cleanup,
        generate inline code.

2011-11-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51306
        PR fortran/48700
        * gfortran.dg/move_alloc_5.f90: Add dg-error.
        * gfortran.dg/select_type_23.f03: Add dg-error.
        * gfortran.dg/move_alloc_6.f90: New.
        * gfortran.dg/move_alloc_7.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181801 138bc75d-0d04-0410-961f-82ee72b054a4

PR middle-end/50074
* expr.c (expand_expr_addr_expr_1): Don't call force_operand for
EXPAND_SUM modifier.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181800 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-29  François Dumont <fdumont@gcc.gnu.org>

* include/bits/hashtable.h (_Hashtable<>::_M_rehash): Remove code
useless now that the hashtable implementation put the hash code in
cache if the hash functor throws.
* testsuite/23_containers/unordered_set/erase/1.cc: Enhance test by
checking also distance between begin and end iterators to validate
underlying data model.
* testsuite/23_containers/unordered_multiset/erase/1.cc: Likewise.
* testsuire/23_containers/unordered_map/erase/1.cc: Likewise.
* testsuite/23_containers/unordered_multimap/erase/1.cc: Likewise.
* testsuite/23_containers/unordered_multiset/erase/2.cc: New.
* testsuite/23_containers/unordered_multimap/erase/2.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181799 138bc75d-0d04-0410-961f-82ee72b054a4

Implement predefined error interface.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181798 138bc75d-0d04-0410-961f-82ee72b054a4

    PR tree-optimization/51301
        * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
        that the last statement doesn't convert to a bigger type than the
        original type of the computation.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181797 138bc75d-0d04-0410-961f-82ee72b054a4

rs6000: Streamline boolval output for compare-and-swap.

        * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
        Handle overlap between retval and oldval.  Always compute boolval
        from CR0 EQ value.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181796 138bc75d-0d04-0410-961f-82ee72b054a4

    * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
        new pseudo for target after convert_modes.
        (rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181795 138bc75d-0d04-0410-961f-82ee72b054a4

    * libgomp.h (enum memmodel): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181794 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181793 138bc75d-0d04-0410-961f-82ee72b054a4

* g++.dg/cdce3.C: Use dg-additional-options.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181789 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/50317
* tree-ssa.c (execute_update_addresses_taken): Remove
var ={v} {CLOBBER} stmts instead of rewriting them into
var_N ={v} {CLOBBER}.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181788 138bc75d-0d04-0410-961f-82ee72b054a4

PR middle-end/50907
* function.c (convert_jumps_to_returns): When redirecting an edge
succ to EXIT_BLOCK_PTR, clear EDGE_CROSSING flag.

* gcc.dg/tree-prof/pr50907.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181787 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/50078
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.

* gcc.dg/pr50078.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181786 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/50682
* tree-eh.c (maybe_remove_unreachable_handlers): New function.
* tree-flow.h (maybe_remove_unreachable_handlers): New prototype.
* tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call it.

* g++.dg/opt/pr50682.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181785 138bc75d-0d04-0410-961f-82ee72b054a4

c-family
* c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
predefines in one place.  Add LOCK_FREE predefines.
(c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
new func.

libstdc++-v3
* include/bits/atomic_base.h (ATOMIC_*_LOCK_FREE): Use new cpp
predefined macros.
* testsuite/29_atomics/headers/atomic/macros.cc: Add BOOL and POINTER
macro checks.  Check for expected compile time values.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181784 138bc75d-0d04-0410-961f-82ee72b054a4

Cleanup rs6000/t-ppccomm configurations (PR other/51022)

PR other/51022
* config/rs6000/t-savresfgpr: New file.
* config/rs6000/t-ppccomm (LIB2ADD_ST): Remove all but
$(srcdir)/config/rs6000/eabi.S.
* config/rs6000/t-ppccomm-ldbl: Remove.
* config.host (powerpc-*-freebsd*): Add rs6000/t-savresfgpr to
tmake_file.
(powerpc-*-eabispe*): Likewise.
(powerpc-*-eabi*): Likewise.
(powerpc-*-linux*, powerpc64-*-linux*): Likewise.
(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add rs6000/t-ppccomm
to tmake_file, remove rs6000/t-ppccomm-ldbl.
(powerpc-*-eabisimaltivec*): Remove rs6000/t-ppccomm-ldbl from
tmake_file.
(powerpc-*-eabisim*): Likewise.
(powerpc-*-elf*): Likewise.
(powerpc-*-eabialtivec*): Likewise.
(powerpc-xilinx-eabi*): Likewise.
(powerpc-*-rtems*): Likewise.
(powerpcle-*-elf*): Likewise.
(powerpcle-*-eabisim*): Likewise.
(powerpcle-*-eabi*): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181782 138bc75d-0d04-0410-961f-82ee72b054a4

Really commit the test case:

2011-11-28  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51308
        * gfortran.dg/iso_c_binding_compiler_4.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181779 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-28  Tobias Burnus  <burnus@net-b.de>
            Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/51308
        * symbol.c (check_conflict): Ignore BIND(C) + PARAMETER
        conflicts for ISO_C_BINDING variables.
        (gen_special_c_interop_ptr): Don't mark c_ptr_null/c_funptr_null
        as SAVE.

2011-11-28  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51308
        * gfortran.dg/iso_c_binding_compiler_4.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181778 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-28  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/51288
* include/std/iomanip (get_money, put_money): Use sentry.
* testsuite/27_io/manipulators/extended/get_money/char/51288.cc: New.
* testsuite/27_io/manipulators/extended/get_money/wchar_t/51288.cc:
Likewise.
* testsuite/27_io/manipulators/extended/put_money/char/51288.cc:
Likewise.
* testsuite/27_io/manipulators/extended/put_money/wchar_t/51288.cc:
Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181775 138bc75d-0d04-0410-961f-82ee72b054a4

* doc/extend.texi (AVR Built-in Functions): Add documentation for
__builtin_avr_map8 and __builtin_avr_map16.
* config/avr/avr.md: Document new %t and %T asm output codes.
(define_c_enum "unspec"): Add UNSPEC_MAP_BITS.
(adjust_len): Add map_bits.
(map_bitsqi, map_bitshi): New insns.
* config/avr/avr-protos.h (avr_out_map_bits): New.
* config/avr/avr-protos.c (print_operand): Implement %t and %T.
(adjust_insn_length): Handle ADJUST_LEN_MAP_BITS.
(avr_double_int_push_digit): New function.
(avr_map, avr_revert_map, avr_swap_map, avr_id_map): New functions.
(avr_sig_map, avr_map_hamming_byte): New functions.
(avr_out_swap_bits, avr_out_revert_bits, avr_move_bits,
avr_out_map_bits): New functions.
(enum avr_builtin_id): Add AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
(avr_init_builtins): Populate __builtin_avr_map8, __builtin_avr_map16.
(bdesc_2arg): Add __builtin_avr_map8, __builtin_avr_map16 ...
(avr_expand_builtin): ...and expand them.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
__BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181773 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: Multiplex goroutines onto OS threads.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181772 138bc75d-0d04-0410-961f-82ee72b054a4

* generic-morestack.c (__splitstack_find): Check for NULL old
stack value.
(__splitstack_resetcontext): New function.
(__splitstack_releasecontext): New function.
* libgcc-std.ver.in: Add new functions to GCC_4.7.0.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181771 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181770 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/testsuite:
2011-11-27  Aldy Hernandez  <aldyh@redhat.com>
    Iain Sandoe  <iains@gcc.gnu.org>

* gcc.dg/lto/trans-mem-2_0.c: Add dg-lto-do link.  Add dummy
functions for _ITM_registerTMCloneTable, _ITM_deregisterTMCloneTable.
* gcc.dg/lto/trans-mem-1_0.c: Add dg-lto-do link.
* gcc.dg/lto/trans-mem-1_1.c:  Add dummy functions for
_ITM_registerTMCloneTable, _ITM_deregisterTMCloneTable.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181766 138bc75d-0d04-0410-961f-82ee72b054a4

libgcc:

* config/darwin-crt-tm.c: Correct comments, use correct licence.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181765 138bc75d-0d04-0410-961f-82ee72b054a4

libgcc:

* config/darwin-crt-tm.c: Remove dummy _ITM_ functions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181764 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
PR target/51278
* config/mips/mips.c (mips_rtx_costs): Handle baddu.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181763 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
* config/mips/mips.c (mips16_unextended_reference_p): Test for BLKmode.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181762 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
* config/mips/mips-protos.h (mips_emit_binary): Declare.
* config/mips/mips.c (mips_emit_binary): Make global.
(mips_set_mips16_mode): Turn off -mfix-r4000 in MIPS16 mode.
(mips_conditional_register_usage): Don't treat LO and HI as
register operands in MIPS16 mode.
(mips_mulsidi3_gen_fn): Use {u,}mulsidi3_{32,64}bit_mips16
for MIPS16 code.
* config/mips/predicates.md (muldiv_target_operand): New predicate.
(move_operand): Allow hilo_operand.
* config/mips/mips.md (mul<mode>3): Explicitly specify LO as the
target of MIPS16 multiplies, then move it into the target register.
(mul<mode>3_internal, *macc2, *msac2): Use muldiv_target_operand.
(<u>mulsidi3_32bit_mips16): New expander.
(<u>mulsidi3_32bit): Use muldiv_target_operand.
(<u>mulsidi3_32bit_r4000): Disable for ISA_HAS_DSP.
(<u>mulsidi3_64bit): Require !TARGET_MIPS16.  Split into
<u>mulsidi3_64bit_split.
(<u>mulsidi3_64bit_mips16): New expander.
(<u>mulsidi3_64bit_split): Likewise, using expansions from
two previous define_splits.
(<u>mulsidi3_64bit_hilo, *muls<u>_di, <u>msubsidi4): Use
muldiv_target_operand.
(<su>mulsi3_highpart): Use <su>mulsi3_highpart_split for MIPS16 code.
(<su>mulsi3_highpart_internal): Require !TARGET_MIPS16.
Split into <su>mulsi3_highpart_split.
(<su>mulsi3_highpart_split): New expander.
(<su>muldi3_highpart): Turn into a define_expand.
Use <su>muldi3_highpart_split for MIPS16 code.
(<su>muldi3_highpart_internal): Renamed from <su>muldi3_highpart.
Require !TARGET_MIPS16.  Split into <su>muldi3_highpart_split.
(<su>muldi3_highpart_split): New expander.
(<u>mulditi3): Explicitly specify LO as the target of MIPS16
multiplies, then move it into the target register.
(<u>mulditi3_internal, <u>maddsidi4): Use muldiv_target_operand.
(divmod<mode>4, udivmod<mode>4): Turn into define_expands.
Use <u>divmod<mode>4_split for MIPS16 code, then explicitly
move LO into operand 0.
(divmod<mode>4_internal, udivmod<mode>4_internal): Renamed
from <u>divmod<mode>4.  Use muldiv_target_operand.
Require !TARGET_MIPS16.  Split into <u>divmod<mode>4_split.
(<u>divmod<mode>4_split): New expander.
(<u>divmod<GPR:mode>4_hilo_<HILO:mode>): Use muldiv_target_operand.
(mfhi<GPR:mode>_<HILO:mode>): Use hilo_operand.

gcc/testsuite/
* gcc.target/mips/mult-2.c, gcc.target/mips/mult-3.c,
gcc.target/mips/mult-4.c, gcc.target/mips/mult-5.c,
gcc.target/mips/mult-6.c, gcc.target/mips/mult-7.c,
gcc.target/mips/mult-8.c, gcc.target/mips/mult-9.c,
gcc.target/mips/mult-10.c, gcc.target/mips/mult-11.c,
gcc.target/mips/mult-12.c, gcc.target/mips/mult-13.c,
gcc.target/mips/mult-14.c, gcc.target/mips/mult-15.c,
gcc.target/mips/mult-16.c, gcc.target/mips/mult-17.c,
gcc.target/mips/mult-18.c, gcc.target/mips/mult-19.c,
gcc.target/mips/div-1.c, gcc.target/mips/div-2.c,
gcc.target/mips/div-3.c, gcc.target/mips/div-4.c,
gcc.target/mips/div-5.c, gcc.target/mips/div-6.c,
gcc.target/mips/div-7.c, gcc.target/mips/div-8.c,
gcc.target/mips/div-9.c, gcc.target/mips/div-10.c,
gcc.target/mips/div-11.c, gcc.target/mips/div-12.c: New tests.
* gcc.target/mips/fix-r4000-1.c (foo, bar): Add NOMIPS16.
* gcc.target/mips/fix-r4000-2.c (foo): Likewise.
* gcc.target/mips/fix-r4000-3.c (foo): Likewise.
* gcc.target/mips/fix-r4000-4.c (foo): Likewise.
* gcc.target/mips/fix-r4000-5.c (foo): Likewise.
* gcc.target/mips/fix-r4000-6.c (foo): Likewise.
* gcc.target/mips/fix-r4000-7.c (foo): Likewise.
* gcc.target/mips/fix-r4000-8.c (foo): Likewise.
* gcc.target/mips/fix-r4000-9.c (foo): Likewise.
* gcc.target/mips/fix-r4000-10.c (foo): Likewise.
* gcc.target/mips/fix-r4000-11.c (foo): Likewise.
* gcc.target/mips/fix-r4000-12.c (foo): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181761 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
* hard-reg-set.h (target_hard_regs): Add x_accessible_reg_set
and x_operand_reg_set.
(accessible_reg_set, operand_reg_set): New macros.
* reginfo.c (init_reg_sets): Initialize accessible_reg_set and
operand_reg_set.
(saved_accessible_reg_set, saved_operand_reg_set): New variables.
(save_register_info): Save them.
(restore_register_info): Restore them.
(init_reg_sets_1): Limit operand_reg_set to accessible_reg_set.
Remove NO_REGS registers from operand_reg_set.  Treat members
of operand_reg_set as fixed.
* recog.c (general_operand): Check operand_reg_set rather than
NO_REGS.
(register_operand, nonmemory_operand): Likewise.
* varasm.c (make_decl_rtl): Always use DECL_MODE as the mode of
register variables.  Check accessible_reg_set and operand_reg_set.
* config/mips/mips.c (mips_conditional_register_usage): Remove
inaccessible register from accessible_reg_set, rather than just
making them fixed.

gcc/testsuite/
* gcc.target/mips/mips.exp (mips-dg-options): Make -mno-dsp
imply -mno-dspr2.
* gcc.target/mips/no-dsp-1.c: New test.
* gcc.target/mips/soft-float-1.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181760 138bc75d-0d04-0410-961f-82ee72b054a4

* config/pa/pa-linux.h (TARGET_GAS): Remove comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181759 138bc75d-0d04-0410-961f-82ee72b054a4

* doc/xml/manual/using.xml (Prerequisites): Refer to x86 instead
of i386.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181758 138bc75d-0d04-0410-961f-82ee72b054a4

* scripts/run_doxygen (problematic): Change Linux reference to
GNU/Linux.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181757 138bc75d-0d04-0410-961f-82ee72b054a4

* doc/xml/manual/abi.xml (Prerequisites): Refer to GNU/Linux.
Fix reference to GCC.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181756 138bc75d-0d04-0410-961f-82ee72b054a4

arm: Install __sync libfuncs for Linux.

        * config/arm/arm.c (arm_init_libfuncs): Call init_sync_libfuncs
        for Linux.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181755 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181754 138bc75d-0d04-0410-961f-82ee72b054a4

Fix expand_atomic_fetch_op wrt unused_result.

        * optabs.c (expand_atomic_fetch_op): Always return result.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181750 138bc75d-0d04-0410-961f-82ee72b054a4

Fix init_sync_libfuncs_1 iteration.

        * optabs.c (init_sync_libfuncs_1): Include max in iteration.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181749 138bc75d-0d04-0410-961f-82ee72b054a4

omp-low: Assume anything aligned to BIGGEST_ALIGNMENT is aligned.

        * omp-low.c (expand_omp_atomic): Assume anything aligned to
        BIGGEST_ALIGNMENT is aligned.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181748 138bc75d-0d04-0410-961f-82ee72b054a4

m68k: Implement CAS and TAS patterns.

        * config/m68k/m68k.md (UNSPECV_CAS_1, UNSPECV_CAS_2): New.
        (UNSPECV_TAS_1, UNSPECV_TAS_2): New.
        (I): New mode iterator.
        (xz): New mode attribute.
        * config/m68k/sync.md: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181747 138bc75d-0d04-0410-961f-82ee72b054a4

m68k-linux: Implement atomic operations via syscall.

libgcc/
* config/m68k/linux.h (TARGET_INIT_LIBFUNCS): New.
* config/m68k/m68k.c (m68k_init_sync_libfuncs): New.
gcc/
* config/m68k/linux-atomic.c: New file.
* config/m68k/t-linux: New file.
* config.host (m68k-uclinux, m68k-linux): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181746 138bc75d-0d04-0410-961f-82ee72b054a4

PR gcov-profile/51297
* gcov.c (main): Allocate initial names and sources arrays.
(find_source): Don't check for null name or source arrays here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181745 138bc75d-0d04-0410-961f-82ee72b054a4

crtstuff: adjust tm clones for no attribute hidden

        * crtstuff.c (__TMC_LIST__): Mark used not unused.
        (__TMC_END__): Only declare if hidden is available; in the definition,
        if hidden is unavailable add a null record.
        (deregister_tm_clones, register_tm_clones): New.
        (__do_global_dtors_aux, frame_dummy): Use them.
        (__do_global_dtors, __do_global_ctors_1): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181744 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/49912
* cfgrtl.c (rtl_verify_flow_info_1): Ignore also EDGE_PRESERVE bit
when counting n_branch.

* g++.dg/other/pr49912.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181743 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.dg/vect/fast-math-vect-call-2.c: Require vect_double
effective target.
* gcc.dg/vect/fast-math-bb-slp-call-2.c: Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181742 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.dg/vect/fast-math-vect-call-2.c: Require vect_double
effective target.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181741 138bc75d-0d04-0410-961f-82ee72b054a4

PR libstdc++/51296
* testsuite/30_threads/thread/native_handle/typesizes.cc: Do not run
on alpha*-*-osf*.
* testsuite/30_threads/future/cons/constexpr.cc: Disable debug
symbols.
* testsuite/30_threads/shared_future/cons/constexpr.cc: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181740 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/sync.md (movdi_via_fpu): Add %Z insn suffixes.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181739 138bc75d-0d04-0410-961f-82ee72b054a4

    PR middle-end/50074
        * calls.c (mem_overlaps_already_clobbered_arg_p):
        Return false if no outgoing arguments have been stored so far.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181738 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181735 138bc75d-0d04-0410-961f-82ee72b054a4

* trans-array.c (set_loop_bounds): Remove dead conditions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181731 138bc75d-0d04-0410-961f-82ee72b054a4

fortran/
PR fortran/51250
PR fortran/43829
* trans-array.c (gfc_trans_create_temp_array): Get dimension from
the right gfc_ss struct.

testsuite/
PR fortran/51250
PR fortran/43829
* gfortran.dg/inline_sum_3.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181730 138bc75d-0d04-0410-961f-82ee72b054a4

PR testsuite/51258
* lib/target-supports.exp
(check_effective_target_sync_long_long): Also supported on 32bit
x86 targets.  Add comment about required dg-options.
Add alpha*-*-* targets.
(check_effective_target_sync_long_long_runtime): Ditto.

* gcc.dg/atomic-op-4.c (dg-options): Add -march=pentium for
32bit x86 targets.
* gcc.dg/atomic-compare-exchange-4.c: Ditto.
* gcc.dg/atomic-exchange-4.c: Ditto.
* gcc.dg/atomic-load-4.c: Ditto.
* gcc.dg/atomic-store-4.c: Ditto.
* gcc.dg/di-longlong64-sync-1.c: Ditto.
* gcc.dg/di-sync-multithread.c: Ditto.
* gcc.dg/simulate-thread/atomic-load-longlong.c: Ditto.
* gcc.dg/simulate-thread/atomic-other-longlong.c: Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181728 138bc75d-0d04-0410-961f-82ee72b054a4

PR testsuite/51258
* lib/target-supports.exp
(check_effective_target_sync_int_128_runtime): New procedure.
(check_effective_target_sync_long_long_runtime): Ditto.
(check_effective_target_sync_long_long): Add arm*-*-*.
(check_effective_target_sync_longlong): Remove.

* gcc.dg/atomic-op-5.c: Require sync_int_128_runtime effective target.
* gcc.dg/atomic-compare-exchange-5.c: Ditto.
* gcc.dg/atomic-exchange-5.c: Ditto.
* gcc.dg/atomic-load-5.c: Ditto.
* gcc.dg/atomic-store-5.c: Ditto.
* gcc.dg/simulate-thread/atomic-load-int128.c: Ditto.
* gcc.dg/simulate-thread/atomic-other-int128.c: Ditto.
* gcc.dg/atomic-op-4.c: Require sync_long_long_runtime
effective target.
* gcc.dg/atomic-compare-exchange-4.c: Ditto.
* gcc.dg/atomic-exchange-4.c: Ditto.
* gcc.dg/atomic-load-4.c: Ditto.
* gcc.dg/atomic-store-4.c: Ditto.
* gcc.dg/di-longlong64-sync-1.c: Ditto.
* gcc.dg/di-sync-multithread.c: Ditto.
* gcc.dg/simulate-thread/atomic-load-longlong.c: Ditto.
* gcc.dg/simulate-thread/atomic-other-longlong.c: Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181727 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/50408
        * trans-decl.c (gfc_get_module_backend_decl): Also copy
        ts.u.derived from the gsym if the ts.type is BT_CLASS.
        (gfc_get_extern_function_decl): Copy also the backend_decl
        for the symbol's ts.u.{derived,cl} from the gsym.
        * trans-types.c (gfc_copy_dt_decls_ifequal): Directly
        return if "from" and "to" are the same.

2011-11-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/50408
        * gfortran.dg/whole_file_35.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181725 138bc75d-0d04-0410-961f-82ee72b054a4

2011-11-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51302
        * trans-stmt.c (gfc_trans_simple_do): Add a fold_convert.

2011-11-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51302
        * gfortran.dg/volatile13.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181724 138bc75d-0d04-0410-961f-82ee72b054a4