2008-08-21  Richard Guenther  <rguenther@suse.de>

	PR middle-end/36817
	* tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
	makes sure to produce a result of the correct type.

	* gcc.c-torture/compile/pr36817.c: New testcase.

From-SVN: r139385

	2008-05-05  Kenneth Zadeck <zadeck@naturalbridge.com>
		    Jan Hubicka  <jh@suse.cz>
	
	* ipa-pure-const.c
	(init_state, finish_state, set_function_state, generate_summary):
	New functions.
	(scan_stmt): Renamed from scan_function.  Changed to keep state in
	local static vars rather than cgraph aux field.
	(propagate): Renamed from static_execute. Changed to keep state in
	local static vars rather than cgraph aux field.
	(pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
	* tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.

	2008-07-15  Kenneth Zadeck <zadeck@naturalbridge.com>

	* tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
	* ipa-reference.c (init_function_info, generate_summary, 
	propagate): New functions.
	(analyze_function):  Call init_function_info.
	(static_execute): Stripped into generate_summary and propagate.
	(pass_ipa_reference): Made into ipa_opt_pass.

From-SVN: r139378

2008-08-21  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>

	* Makefile.am: Add -no-undefined
	* Makefile.in: Regenerate.

From-SVN: r139377

2008-08-21  Richard Guenther  <rguenther@suse.de>

	* gcc.dg/tree-ssa/ssa-fre-13.c: Remove XFAIL.
	* gcc.dg/tree-ssa/ssa-fre-14.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-17.c: Likewise.
	* gcc.dg/tree-ssa/data-dep-1.c: Likewise.
	* gcc.dg/tree-ssa/ltrans-3.c: Likewise.

From-SVN: r139376

2008-08-21  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/37181
	* tree-vrp.c (extract_range_from_binary_expr): Check for NULL
	folding result.
	(extract_range_from_unary_expr): Likewise.

From-SVN: r139375

2008-08-21  Richard Guenther  <rguenther@suse.de>

	PR testsuite/37182
	* gcc.dg/pr17506.c: Remove duplicate testcase.
	* gcc.dg/uninit-15.c: Adjust to allow for both correct
	behaviors, one xfailed.

From-SVN: r139374

2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* diagnostic.c (pedwarn_at): Rename as pedwarn.
	(pedwarn): Delete.
	* toplev.h (pedwarn_at): Likewise.
	* builtins.c: Update all calls to pedwarn.
	* c-lex.c: Likewise.
	* toplev.c: Likewise.
	* c-tree.h: Likewise.
	* c-decl.c: Likewise.
	* c-errors.c: Likewise.
	* c-typeck.c: Likewise.
	* c-common.c: Likewise.
	* c-parser.c: Likewise.
cp/
	* typeck.c: Update all calls to pedwarn.
	* decl.c: Likewise.
	* call.c: Likewise.
	* error.c: Likewise.
	* pt.c: Likewise.
	* name-lookup.c: Likewise.
	* parser.c: Likewise.
fortran/	
	* f95-lang.c: Update all calls to pedwarn.

From-SVN: r139373

char_traits.h (char_traits<char16_t>:: assign(char_type*, size_t, char_type), [...]): For now, just open-code.

2008-08-20  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/char_traits.h (char_traits<char16_t>::
	assign(char_type*, size_t, char_type), char_traits<char32_t>::
	assign(char_type*, size_t, char_type)): For now, just open-code.

From-SVN: r139367

	PR target/31070
	* config/sparc/sparc.c (function_arg_slotno): Handle structure
	with MODE_VECTOR_INT mode.

From-SVN: r139363

From-SVN: r139361

2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR middle-end/179
	* tree-ssa.c (warn_uninit): Do not warn for variables that can be
	initialized outside the current module.
	(warn_uninitialized_var): Ignore left-hand side when walking the
	trees. Ignore address expressions. Examine VUSE operands in gimple
	statements with a variable declaration on the right-hand side.
testsuite/
	* gcc.dg/uninit-6.c (make_something): Remove XFAIL.
	* gcc.dg/uninit-6-O0.c (make_something): Remove XFAIL.
	* gcc.dg/uninit-B.c (baz): Remove XFAIL.
	* gcc.dg/uninit-B-2.c: New.
	* gcc.dg/uninit-B-O0-2.c: New.
	* gcc.dg/uninit-pr19430-O0.c: New.
	* gcc.dg/uninit-pr19430.c: New.
	* gcc.dg/uninit-pr19430-2.c: New.

From-SVN: r139347

	PR bootstrap/37155
	Fixed by revision 139338.

From-SVN: r139343

	* Fix last ChangeLog entry.

From-SVN: r139341

2008-08-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/33979 (partial)
	* include/bits/postypes.h (u16streampos, u32streampos): Add.
	* include/bits/char_traits.h (char_traits<char16_t>,
	char_traits<char32_t>): Add.
	* include/bits/stringfwd.h (u16string, u32string): Add.
	* include/ext/vstring_fwd.h: Add typedefs for char16_t/char32_t.
	* testsuite/21_strings/char_traits/requirements/char32_t/typedefs.cc:
	New.
	* testsuite/21_strings/char_traits/requirements/
	explicit_instantiation/short/1.cc: Likewise.
	* testsuite/21_strings/char_traits/requirements/
	explicit_instantiation/char32_t/1.cc: Likewise.
	* testsuite/21_strings/char_traits/requirements/
	explicit_instantiation/wchar_t/1.cc: Likewise.
	* testsuite/21_strings/char_traits/requirements/
	explicit_instantiation/char16_t/1.cc: Likewise.
	* testsuite/21_strings/char_traits/requirements/
	explicit_instantiation/char/1.cc: Likewise.
	* testsuite/21_strings/char_traits/requirements/char16_t/typedefs.cc:
	Likewise.
	* testsuite/21_strings/basic_string/requirements/
	explicit_instantiation/char32_t/1.cc: Likewise.
	* testsuite/21_strings/basic_string/requirements/
	explicit_instantiation/wchar_t/1.cc: Likewise.
	* testsuite/21_strings/basic_string/requirements/
	explicit_instantiation/char16_t/1.cc: Likewise.
	* testsuite/21_strings/basic_string/requirements/
	explicit_instantiation/char/1.cc: Likewise.
	* testsuite/21_strings/headers/string/types_std_c++0x.cc: Likewise.
	* testsuite/ext/vstring/requirements/explicit_instantiation/
	char32_t/1.cc: Likewise.
	* testsuite/ext/vstring/requirements/explicit_instantiation/
	char16_t/1.cc: Likewise.

From-SVN: r139339

gcc/
	* rtlanal.c (subreg_offset_representable_p): Revert last change.

From-SVN: r139338

2008-08-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/35158
cp/   
	* parser.c (cp_parser_omp_for_loop): Handle parenthesized
	initializers.
testsuite/
	* g++.dg/gomp/pr35158.C: New.

From-SVN: r139335

2008-08-20  Eric Botcazou  <ebotcazou@adacore.com>

	* raise-gcc.c: Fix formatting nits.

From-SVN: r139334

	* g-catiio.ads, g-catiio.adb:
	(Value): Avoid an unnecessary system call to Clock in most cases.
	This call is only needed when only the time is provided in the string,
	and ignored in all other cases. This is more efficient.

From-SVN: r139333

errno.c (__get_errno, [...]): Transform then into weak symbols so we use the version provided by MaRTE when...

2008-08-20  Jose Ruiz  <ruiz@adacore.com>

	* errno.c (__get_errno, __set_errno for MaRTE): Transform then into
	weak symbols so we use the version provided by MaRTE when available.

From-SVN: r139332

	* ali.adb:
	(Scan_ALI): Use Name_Find, not Name_Enter to get the name of a subunit,
	as the name may already have been entered in the table by the Project
	Manager.

From-SVN: r139331

2008-08-20  Vincent Celier  <celier@adacore.com>

	* make.adb (Gnatmake): Remove extra space in version line

From-SVN: r139330

2008-08-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 35701
	* c-common.c (conversion_warning): Do not warn if applying bit-and
	operator to unsigned constant that fits in the target type.
	
testsuite/
	* gcc.dg/pr35701.c: New.
	* gcc.dg/Wconversion-real-integer.c: Add more tests.
	* gcc.dg/Wconversion-pr34389.c: Update.
	* g++.dg/warn/Wconversion-pr34389.C: Update.

From-SVN: r139329

2008-08-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/35602
	* c-common.c (conversion_warning): Do not warn for artificial
	expressions.
testsuite/
	* g++.dg/warn/pr35602.C: New.

From-SVN: r139328

2008-08-20  Richard Guenther  <rguenther@suse.de>

	* tree-vrp.c (op_with_constant_singleton_value_range): New function.
	(extract_range_from_binary_expr): Fall back to constant propagation.
	(extract_range_from_unary_expr): Likewise.

	* gcc.dg/tree-ssa/pr21829.c: Scan optimized and cddce2 dumps
	instead of phicprop2.  Make sure all is fine after cddce2,
	add an XFAILed scan for merging the two remaining ifs.

From-SVN: r139326

2008-08-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
	with TREE_THIS_VOLATILE on shared nodes.
	(fold_stmt_r): Likewise.

	* gcc.c-torture/compile/20080820-1.c: New testcase.

From-SVN: r139325

	* sem_ch13.adb:
	(Adjust_Record_For_Reverse_Bit_Order): Do not access First_Bit for
	non-existing component clause.

From-SVN: r139323

2008-08-20  Robert Dewar  <dewar@adacore.com>

	* stylesw.ads: Minor reformatting

From-SVN: r139322

2008-08-20  Robert Dewar  <dewar@adacore.com>

	* make.adb: Minor reformatting

From-SVN: r139321

2008-08-20  Robert Dewar  <dewar@adacore.com>

	* g-comlin.adb: Minor reformatting

From-SVN: r139320

2008-08-20  Robert Dewar  <dewar@adacore.com>

	* g-comlin.adb: Minor reformatting

From-SVN: r139319

2008-08-20  Robert Dewar  <dewar@adacore.com>

	* exp_ch5.adb: Minor reformatting

From-SVN: r139318

	PR c/37171
	* c-parser.c (c_parser_attributes): For keywords use canonical
	spelling for attr_name.

	* gcc.dg/pr37171.c: New test.
	* g++.dg/ext/attrib34.C: New test.

From-SVN: r139317

styleg-c.ads, [...] (Missing_Overriding): new procedure to implement style check that overriding operations are...

2008-08-20  Ed Schonberg  <schonberg@adacore.com>

	* styleg-c.ads, styleg-c.adb (Missing_Overriding): new procedure to
	implement style check that overriding operations are explicitly marked
	at such.

	* style.ads (Missing_Overriding): new procedure that provides interface
	to previous one.

	* stylesw.ads, stylesw.adb: New style switch -gnatyO, to enable check
	that the declaration or body of overriding operations carries an
	explicit overriding indicator.

	* sem_ch8.adb
	(Analyze_Subprogram_Renaming): if operation is overriding, check whether
	explicit indicator should be present.

	* sem_ch6.adb (Verify_Overriding_Indicator,
	Check_Overriding_Indicator): If operation is overriding, check whether
	declaration and/or body of subprogram should be present

From-SVN: r139316

2008-08-20  Vincent Celier  <celier@adacore.com>

	* make.adb (Gnatmake_Switch_Found): New Boolean global variable
	(Switch_May_Be_Passed_To_The_Compiler): New Boolean global variable
	(Add_Switches): New Boolean parameter Unknown_Switches_To_The_Compiler
	 defaulted to True. Fail when Unknown_Switches_To_The_Compiler is False
	and a switch is not recognized by gnatmake.
	(Gnatmake): Implement new scheme for gnatmake switches and global
	compilation switches.
	(Switches_Of): Try successively Switches (<file name>),
	Switches ("Ada"), Switches (others) and Default_Switches ("Ada").

From-SVN: r139315

g-comlin.adb (For_Each_Simple_Switch): Take care of switches not part of any alias or prefix but having attached...

2008-08-20  Jerome Lambourg  <lambourg@adacore.com>

	* g-comlin.adb (For_Each_Simple_Switch): Take care of switches not part
	of any alias or prefix but having attached parameters (as \"-O2\").

From-SVN: r139314

2008-08-20  Gary Dismukes  <dismukes@adacore.com>

	* exp_ch3.adb (Build_Array_Init_Proc): Clarify comment related to
	creating dummy init proc.
	(Requires_Init_Proc): Return False in the case No_Default_Initialization
	is in force and the type does not have associated default
	initialization. Move test of Is_Public (with tests of restrictions
	No_Initialize_Scalars and No_Default_Initialization) to end, past tests
	for default initialization.

From-SVN: r139313

prj-nmsc.adb (Check_Naming_Schemes): Accept source file names for gprbuild when casing is MixedCase...

2008-08-20  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Check_Naming_Schemes): Accept source file names for
	gprbuild when casing is MixedCase, whatever the casing of the letters
	in the file name.

From-SVN: r139312

From-SVN: r139311

2008-08-20  Pascal Obry  <obry@adacore.com>

	* s-os_lib.ads: Minor reformatting.

From-SVN: r139310

2008-08-20  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Check_File): An excluded Ada source file may be a
	source of another project.

From-SVN: r139309