2012-02-17  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Legal_Copy): If layout is not
	determined in the front-end, do not emit error message when
	by-reference actual is potentially unaligned.
	* gcc-interface/decl.c (gnat_to_gnu_field): Better error message for
	illegal representation clause on tagged or aliased component, or on
	by-reference type with forced alignment.

2012-02-17  Nicolas Roche  <roche@adacore.com>

	* gcc-interface/Makefile.in: Ensure FORCE_DEBUG_ADAFLAGS variables is
	propagated by gnatlib-sjlj and gnatlib-zcx targets.
	* gcc-interface/Make-lang.in: Update dependencies.

2012-02-17  Thomas Quinot  <quinot@adacore.com>

	* sem_ch12.adb (Analyze_Package_Instantiation): For an
	instantiation in an RCI library unit, omit the instance body
	if the RCI library unit is the instance itself (E.2.3(18)),
	but include the body if the instantiation is within the RCI
	declaration (12.3(12)).

From-SVN: r184343

sem_prag.adb (Analyze_PPC_In_Decl_Part): Pre'Class and Post'Class aspects can only be specified for a primitive...

2012-02-17  Steve Baird  <baird@adacore.com>

	* sem_prag.adb (Analyze_PPC_In_Decl_Part): Pre'Class and
	Post'Class aspects can only be specified for a primitive operation
	of a tagged type.

From-SVN: r184342

2012-02-17  Yannick Moy  <moy@adacore.com>

	* gnat_rm.texi: Minor shuffling.

2012-02-17  Ed Schonberg  <schonberg@adacore.com>

	* aspects.adb: Expression functions can carry pre/postconditions.
	* par-ch6.adb (P_Subprogram): look for optional pre/postconditions
	in an expression function.
	* sem_prag (Check_Precondition_Postcondition): legal on expression
	functions.

2012-02-17  Vincent Pucci  <pucci@adacore.com>

	* a-cdlili.adb, a-cidlli.adb, a-cihama.adb, a-cimutr.adb,
	* a-ciorma.adb, a-cohama.adb, a-coinve.adb, a-comutr.adb,
	* a-convec.adb, a-coorma.adb (Adjust): New routine.
	(Constant_Reference): Increment Busy and Lock counters.
	(Reference): Increase Busy and Lock counters.
	(Finalize): New routine.
	* a-cihase.adb, a-ciorse.adb, a-cohase.adb, a-coorse.adb:
	(Adjust): New routine.	(Constant_Reference): Increment Busy
	and Lock counters.
	(Finalize): New routine.
	* a-cdlili.ads, a-cidlli.ads, a-cihama.ads, a-cihase.ads,
	* a-cimutr.ads, a-ciorma.ads, a-ciorse.ads, a-cohama.ads,
	* a-cohase.ads, a-coinve.ads, a-comutr.ads, a-convec.ads,
	* a-coorma.ads, a-coorse: Controlled component added to the
	reference types.

2012-02-17  Robert Dewar  <dewar@adacore.com>

	* restrict.adb (Check_Restriction): Add special handling for
	No_Obsolescent_Features.

2012-02-17  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_util.adb (Find_Finalize_Address): When dealing with an
	internally built full view for a type with unknown discriminants,
	use the original record type.

From-SVN: r184341

From-SVN: r184340

2012-02-17  Robert Dewar  <dewar@adacore.com>

	* sem_dim.adb: Minor reformatting.

2012-02-17  Yannick Moy  <moy@adacore.com>

	* gnat_rm.texi: Minor rewording.

From-SVN: r184339

2012-02-17  Thomas Quinot  <quinot@adacore.com>

	* sem_aggr.adb: Minor reformatting.

2012-02-17  Robert Dewar  <dewar@adacore.com>

	* gnat_ugn.texi: Update doc for -gnatw.m to include 2*x case.

2012-02-17  Vincent Pucci  <pucci@adacore.com>

	* sem_dim.adb (Is_Dim_IO_Package_Entity): New routine.
	(Is_Dim_IO_Package_Instantiation): Is_Dim_IO_Package_Entity
	call added.
	(Is_Procedure_Put_Call): Is_Dim_IO_Package_Entity
	call added.
	* s-dim.ads: Make package Pure.

2012-02-17  Gary Dismukes  <dismukes@adacore.com>

	* prj-nmsc.adb: Minor reformatting.

2012-02-17  Yannick Moy  <moy@adacore.com>

	* gnat_rm.texi: Update GNAT RM with a separate chapter on restrictions.

From-SVN: r184338

2012-02-17  Yannick Moy  <moy@adacore.com>

	* gnat_ugn.texi: Fix typos.

2012-02-17  Pascal Obry  <obry@adacore.com>

	* prj-nmsc.adb: prj-nmsc.adb (Check_Aggregated): Check that an
	aggregate is not Externally_Built.

2012-02-17  Ed Schonberg  <schonberg@adacore.com>

	* sem_aggr.adb (Resolve_Record_Aggregate): If a composite
	component has a box association, copy the default value using
	the current scope as the scope of internal types, to prevent
	scoping anomalies in gigi.

From-SVN: r184337

2012-02-17  Robert Dewar  <dewar@adacore.com>

	* sem_dim.adb, sem_dim.ads, s-tasren.adb, prj.adb, prj.ads, freeze.adb,
	sem_res.adb, exp_ch4.adb, sinput.adb, sinput.ads, exp_aggr.adb,
	exp_intr.adb, s-os_lib.adb: Minor reformatting.

2012-02-17  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Is_Non_Overriding_Operation): Add warning if the
	old operation is abstract, the relevant type is not abstract,
	and the new subprogram fails to override.

From-SVN: r184336

	PR libstdc++/52189
	* acinclude.m4 (GLIBCXX_CHECK_GTHREADS): Handle
	--enable-libstdcxx-threads.
	Disable on Solaris 8/9 with symbol versioning.
	* configure.ac (GLIBCXX_CHECK_GTHREADS): Move after
	GLIBCXX_ENABLE_SYMVERS.
	* configure: Regenerate.
	* doc/xml/manual/configure.xml (--enable-libstdcxx-threads): Explain.

From-SVN: r184335

2012-02-17  Tobias Burnus  <burnus@net-b.de>
            Roland Stigge  <stigge@antcom.de>

        PR translation/52273
        * interface.c (compare_actual_formal): Fix typo "at at".


Co-Authored-By: Roland Stigge <stigge@antcom.de>

From-SVN: r184334

2012-02-17  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (Q exponent-letter): Fix grammar.

From-SVN: r184333

2012-02-17  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (Status): Fix typos.
        * invoke.texi (ffixed-form, fstack-arrays): Spell Fortran with
        a majuscule.

From-SVN: r184332

2012-02-17  Tobias Burnus  <burnus@net-b.de>
            Roland Stigge  <stigge@antcom.de>

        PR translation/52232
        PR translation/52234
        PR translation/52245
        PR translation/52246
        PR translation/52262
        PR translation/52273
        * io.c (gfc_match_open): Fix typo.
        * interface.c (compare_actual_formal): Ditto.
        * lang.opt (freal-4-real-8, freal-4-real-16, freal-8-real-16):
        * Ditto.
        * match.c (alloc_opt_list, gfc_match_nullify): Ditto.
        * check.c (gfc_check_associated, gfc_check_null): Ditto.

2012-02-17  Tobias Burnus  <burnus@net-b.de>

        PR translation/52232
        PR translation/52234
        PR translation/52245
        PR translation/52246
        PR translation/52262
        PR translation/52273
        * gfortran.dg/coarray_22.f90: Update dg-error.
        * gfortran.dg/allocate_alloc_opt_4.f90: Ditto.


Co-Authored-By: Roland Stigge <stigge@antcom.de>

From-SVN: r184331

	PR target/51753
	* lib/gcc-simulate-thread.exp: Load timeout.exp.
	(simulate-thread): Use default timeout.

From-SVN: r184330

	PR c++/52248
	* decl.c (define_label): Use timevar_cond_start/stop.

From-SVN: r184329

gcc/testsuite/ChangeLog

2012-02-16  Fabien Chene  <fabien@gcc.gnu.org>

	PR c++/52126
	* g++.dg/template/using21.C: New.
	* g++.dg/template/using22.C: Likewise.

gcc/cp/ChangeLog

2012-02-16  Fabien Chene  <fabien@gcc.gnu.org>

        PR c++/52126
	* decl.c (xref_basetypes): call dependent_scope_p instead of
	dependent_type_p.

From-SVN: r184328

From-SVN: r184327

From-SVN: r184322

2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi: Clean up "that"/"which" confusion.

From-SVN: r184320

	* system.h: Poison SMALL_REGISTER_CLASSES
	* config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
	* config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.

From-SVN: r184319

From-SVN: r184318

	PR tree-optimization/52285
	* tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
	when deciding if a call is a tail call or tail recursion.

From-SVN: r184317

From-SVN: r184316

	PR c++/51415
	* error.c (dump_expr): Handle lambda closures specifically.

From-SVN: r184314

        * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
        interger-constant displacement for UNSPEC_PCREL.

From-SVN: r184313

	PR rtl-optimization/52208
	* ira-costs.c (scan_one_insn): Don't decrease mem_cost
	for MEMs with REG_EQUIV, if the MEM isn't general_operand.

From-SVN: r184310

	PR tree-optimization/52255
	* tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
	loop->header has virtual PHI, but exit_e->dest doesn't, add
	virtual PHI to exit_e->dest and adjust all uses after the loop.

	* gcc.c-torture/compile/pr52255.c: New test.

From-SVN: r184306

	PR libitm/52220
	* config/darwin-crt-tm.c: Correct typo.

From-SVN: r184305

	PR debug/52260
	* dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
	children with clone_tree_hash, not after it.

	* g++.dg/debug/dwarf2/pr52260.C: New test.

From-SVN: r184303

gcc:

	* config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
	extended identifiers.

From-SVN: r184302

re PR middle-end/51929 (ICE: verify_cgraph_node failed with -O2 -fno-guess-branch-probability -fipa-cp-clone)

	PR middle-end/51929
	* cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
	a same_body_alias, also test whether e->callee isn't a former
	or current clone of the decl this is a same body alias of.

	* g++.dg/ipa/pr51929.C: New test.

From-SVN: r184301

	PR go/51874
math: Don't use libc log2 and trunc functions.

From-SVN: r184300

This will become bug417.go.

From-SVN: r184299

	PR translation/52264
	* cgraphunit.c (verify_cgraph_node): Fix a typo.

From-SVN: r184298

From-SVN: r184297

libitm/
2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/52220
	* alloc_cpp.cc: No dummy definitions for darwin.
	* eh_cpp.cc: Likewise.

libgcc/
2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/52220
	* config/darwin-crt-tm.c: Generate dummy functions.


Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>

From-SVN: r184293

2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.

From-SVN: r184291

From Rainer Orth.

From-SVN: r184289

[gcc]
2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/52199
	* config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
	force_reg instead of copy_to_reg for better optimization.  Force
	non-register or memory operands into a register.

[gcc/testsuite]
2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/52199
	* gcc.target/powerpc/pr52199.c: New file.

From-SVN: r184287

From-SVN: r184286