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  1. 03 Jan, 2005 1 commit
  3. 01 Jan, 2005 2 commits
    • re PR middle-end/17544 (incorrect -Wunreachable-code warning for mains with a return statement) · 43e05e45 
      	* emit-rtl.c (add_insn_before): Fix comment typo.

	PR middle-end/17544
	* c-decl.c (finish_function): If compiling C99, annotate the
	compiler generated return with the current file name and line 0.
	* tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
	the source line is greater than 0.
	(remove_bb): Likewise.

cp/
	PR middle-end/17544
	* decl.c (finish_function): Fix comment.  Annotate the compiler
	generated return with the current file name and line 0.

testsuite/
	* gcc.dg/20041231-1.C: New test.
	* g++.dg/warn/Wunreachable-code-1.C: New test.

From-SVN: r92784
      Steven Bosscher committed
    • re PR middle-end/17799 (Non-optimizing compile loses 'this') · 78e0d62b 
              PR middle-end/17799
        * function.c (use_register_for_decl): Check DECL_IGNORED_P instead
        of DECL_ARTIFICIAL.
        (assign_parms_augmented_arg_list): Set DECL_IGNORED_P.
        * c-decl.c (build_compound_literal): Likewise.
        * dwarf2asm.c (dw2_force_const_mem): Likewise.
        * gimplify.c (create_artificial_label): Likewise.
        * tree-inline.c (expand_call_inline): Likewise.
        * var-tracking.c (vt_initialize): Likewise.
        * tree-outof-ssa.c (create_temp): Copy DECL_IGNORED_P.
cp/
        * call.c (make_temporary_var_for_ref_to_temp): Set DECL_IGNORED_P.
        * class.c (build_vtable): Don't conditionallize setting it
        based on DWARF2_DEBUG.
        (layout_class_type): Set DECL_IGNORED_P.
        * decl2.c (get_guard): Likewise.
        * rtti.c (get_tinfo_decl, build_lang_decl): Likewise.
        * tree.c (build_local_temp): Likewise.

From-SVN: r92781
      Richard Henderson committed
  5. 30 Dec, 2004 2 commits
    • cp-tree.h (cp_declarator): Split "name" field into qualifying_scope and unqualified_name. · 1d786913 
      	* cp-tree.h (cp_declarator): Split "name" field into
	qualifying_scope and unqualified_name.
	* decl.c (get_scope_of_declarator): Adjust accordingly.
	(grokdeclarator): Likewise.
	* decl2.c (grokfield): Likewise, and adjust call to
	do_class_using_decl.
	* name-lookup.c (do_class_using_decl): Split "decl" into
	"scope" and "name".  Remove unnecessary code.
	* name-lookup.h (do_class_using_decl): Adjust declaration.
	* parser.c (make_id_declarator): Split "id" into qualifying_scope
	and unqualified_name.
	(cp_parser_using_declaration): Adjust call to do_class_using_decl.
	(cp_parser_direct_declarator): Adjust to handle the fact that
	cp_parser_declarator_id no longer returns a SCOPE_REF.
	(cp_parser_direct_declarator): Likewise.
	(cp_parser_declarator_id): Do not create a SCOPE_REF for qualified
	names.
	(cp_parser_member_declaration): Adjust call to make_id_declarator.
	(cp_parser_check_declarator_template_parameters): Do not expect a
	SCOPE_REF.

	* decl.c (duplicate_decls): Call ggc_free on declarations we will
	not be needing any longer.

From-SVN: r92746
      Mark Mitchell committed
    • re PR c++/19190 (warning "value computed is not used" emitted too often) · d9fa1233 
      	PR c++/19190
	* cvt.c (convert_to_void): Do not use STRIP_NOPs.

	PR c++/19190
	* g++.dg/warn/Wunused-10.C: New test.

From-SVN: r92721
      Mark Mitchell committed
  7. 29 Dec, 2004 1 commit
  9. 28 Dec, 2004 1 commit
    • Add memory barriers to the double-checked locking used for static initialization. · 445cf5eb 
      libstdc++:
        Add memory barriers to the double-checked locking used for static
        initialization.
        * libsupc++/guard.cc (__test_and_acquire): Define default.
        (_GLIBCXX_GUARD_TEST_AND_ACQUIRE, __set_and_release)
        (_GLIBCXX_GUARD_SET_AND_RELEASE): Likewise.
        (recursion_push, recursion_pop): New abstraction functions.
        (__cxa_guard_acquire): Use _GLIBCXX_GUARD_TEST_AND_ACQUIRE.
        (__cxa_guard_release): Use _GLIBCXX_GUARD_SET_AND_RELEASE.
        * config/cpu/generic/cxxabi_tweaks.h (_GLIBCXX_GUARD_TEST): Rename
        from _GLIBCXX_GUARD_ACQUIRE and reverse sense.
        (_GLIBCXX_GUARD_SET): Rename from _GLIBCXX_GUARD_RELEASE.
        * config/cpu/arm/cxxabi_tweaks.h: Likewise.
        * config/cpu/alpha/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER)
        (_GLIBCXX_WRITE_MEM_BARRIER): Define.
        * config/cpu/powerpc/atomic_word.h: Likewise.
        * config/cpu/sparc/atomic_word.h: Likewise.
        * config/cpu/generic/atomic_word.h: Define them, commented out.
        * include/bits/atomicity.h: Define defaults.
        * config/cpu/ia64/atomic_word.h (__test_and_acquire)
        (__set_and_release): New inlines.
        (_GLIBCXX_GUARD_TEST_AND_ACQUIRE): Define.
        (_GLIBCXX_GUARD_SET_AND_RELEASE): Define.

        * libsupc++/guard.cc (acquire_1): Use __builtin_trap instead of
        abort();

gcc:
        * doc/tm.texi (TARGET_RELAXED_ORDERING): Document.
        * target.h (struct gcc_target): Add relaxed_ordering field.
        * target-def.h (TARGET_RELAXED_ORDERING): Define default.
        (TARGET_INITIALIZER): Add it.
        * config/alpha/alpha.c (TARGET_RELAXED_ORDERING): Define.
        * config/ia64/ia64.c (TARGET_RELAXED_ORDERING): Define.
        * config/rs6000/rs6000.c (TARGET_RELAXED_ORDERING): Define.
        * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define.
        * cp/decl.c (expand_static_init): Don't use shortcut if
        targetm.relaxed_ordering.

From-SVN: r92659
      Jason Merrill committed
  11. 27 Dec, 2004 1 commit
  13. 23 Dec, 2004 6 commits
  15. 22 Dec, 2004 5 commits
  17. 21 Dec, 2004 4 commits
    • re PR c++/18984 (ICE in check_pointer_types_r) · af76441f 
      2004-12-21  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/18984
        * pointer-set.c (pointer_set_contains): Add back.
        * pointer-set.h (pointer_set_contains): Add back.

2004-12-21  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/18984
        * cp-gimplify.c (cp_genericize_r): Don't insert first but instead
        check to see if contains the pointer.  Insert the statement before
        returning.

2004-12-21  Andrew Pinski  <pinskia@physics.uc.edu>

        PR C++/18984
        * g++.dg/eh/ctor3.C: New test.

From-SVN: r92470
      Andrew Pinski committed
    • re PR c++/14075 (("foo") accepted as char[] initializer) · 7a8380ae 
      cp:
	PR c++/14075
	* decl.c (check_initializer): Check string initializer of array is
	not parenthesized.
	* cp-tree.h (PAREN_STRING_LITERAL_P): New.
	* semantics.c (finish_parenthesized_expr): Mark a STRING_CST.
	* error.c (dump_expr): <STRING_CST case> Add parens, if needed.
testsuite:
	PR c++/14075
	* g++.dg/init/string1.C: New.

From-SVN: r92464
      Nathan Sidwell committed
    • system.c (IN_RANGE): Use plain unsigned, not unsigned HOST_WIDE_INT. · 38b3627d 
      	* system.c (IN_RANGE): Use plain unsigned, not unsigned
	HOST_WIDE_INT.
	* tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
	VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
	POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
	FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
	QUAL_UNION_TYPE): Reorder for better code efficiency.
	(CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
	(INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
	* tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
	(IS_EXPR_CODE_CLASS): Use IN_RANGE.
	(INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
	optimization.

	* cp/cp-tree.def (TEMPLATE_TYPE_PARM,
	BOUND_TEMPLATE_TEMPLATE_PARM, TYPE_OF_TYPE, TYPENAME_TYPE): Reorder
	for better code efficiency.
	* cp/cp-tree.h (CLASS_TYPE_P): Short circuit IS_AGGR_TYPE check.
	(CAN_HAVE_FULL_LANG_DECL_P): Reorder for better optimization.
	(INTEGRAL_CODE_P, CP_INTEGRAL_TYPE_P,
	INTEGRAL_OR_ENUMERATION_TYPE_P, SCALAR_TYPE_P,
	CP_AGGREGATE_TYPE_P, TYPE_PTROB_P, TYPE_REF_OBJ_P,
	TYPE_PTROBV_P): Likewise.

From-SVN: r92463
      Nathan Sidwell committed
    • re PR c++/18975 (Copying objects with mutable non-static data members) · fd749a60 
      cp:
	PR c++/18975
	* method.c (do_build_copy_constructor): Refactor. Don't const
	qualify a mutable field.
	(do_build_assign_ref): Likewise.
testsuite:
	PR c++/18975
	* g++.dg/other/synth1.C: New.

From-SVN: r92461
      Nathan Sidwell committed
  19. 20 Dec, 2004 2 commits
  21. 17 Dec, 2004 3 commits
  23. 16 Dec, 2004 1 commit
    • re PR c++/18905 (Strange error: subscripted value is neither array nor pointer) · 8a784e4a 
      cp:
	PR c++/18905
	* cp-tree.h (integral_constant_value): Declare.
	* call.c (null_ptr_cst_p): Use integral_constant_value, not
	decl_constant_value.
	(convert_like_real): Likewise.
	* class.c (check_bitfield_decl): Likewise.
	* cvt.c (ocp_convert): Likewise.
	(convert): Remove unnecessary decl_constant_value call.
	* decl.c (compute_array_index_type): Use integral_constant_value,
	not decl_constant_value.
	(build_enumerator): Likewise.
	* decl2.c (grokfield): Likewise.
	* init.c (decl_constant_value): Simplify.
	(integral_constant_value): New.
	* pt.c (fold_decl_constant_value): Use integral_constant_value,
	remove subsequent check.
	(tsubst): Use integral_constant_value, not decl_constant_value.
	(tsubst_copy, unify): Likewise.
	* typeck.c (decay_conversion): Likewise.
	(build_compound_expr): Remove unnecessary decl_constant_value
	calls.
	(build_static_cast_1, build_reinterpret_cast_1):
	(convert_for_assignment): Remove comment about not calling
	decl_constant_value.
testsuite:
	PR c++/18905
	* g++.dg/template/init4.C: New.
	* g++.dg/opt/static3.C: Enable optimizer.

From-SVN: r92257
      Nathan Sidwell committed
  25. 15 Dec, 2004 3 commits
  27. 14 Dec, 2004 6 commits
  29. 12 Dec, 2004 1 commit
  31. 10 Dec, 2004 1 commit