PR other/43838
* cp-demangle.c (struct d_print_info): Add flush_count field.
(d_print_init): Initialize it to 0.
(d_print_flush): Increment it.
(d_print_comp): If needed flush before appending ", ". Only
decrement dpi->len if no flushes happened during the recursive
call.
* testsuite/demangle-expected: Add a test for this.
From-SVN: r160554
2010-04-23 Pedro Alves <pedro@codesourcery.com>
include/
* filenames.h (IS_DIR_SEPARATOR_1): Rename from IS_DIR_SEPARATOR,
always define it independently of host, add `dos_based' parameter,
and handle it.
(HAS_DRIVE_SPEC_1): Rename from HAS_DRIVE_SPEC, always define it
independently of host, add `dos_based' parameter, and handle it.
(IS_ABSOLUTE_PATH_1): Rename from IS_ABSOLUTE_PATH, always define
it independently of host, add `dos_based' parameter, and handle
it.
(IS_DOS_DIR_SEPARATOR, IS_DOS_ABSOLUTE_PATH)
(IS_UNIX_DIR_SEPARATOR, IS_UNIX_ABSOLUTE_PATH)
(HAS_DOS_DRIVE_SPEC): New.
(HAS_DRIVE_SPEC): Reimplement on top of HAS_DRIVE_SPEC_1.
(IS_DIR_SEPARATOR): Reimplement on top of IS_DIR_SEPARATOR_1.
(IS_ABSOLUTE_PATH): Reimplement on top of IS_ABSOLUTE_PATH_1.
* libiberty.h (dos_lbasename, unix_lbasename): Declare.
libiberty/
* lbasename.c (lbasename): Split into ...
(unix_lbasename, dos_basename): ... these.
(lbasename): ... and reimplement on top of them.
* Makefile.in (lbasename.o): Add dependency on
$(INCDIR)/filenames.h.
From-SVN: r158681
* tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
used count variable.
* genemit.c (gen_expand, gen_split): Avoid set but not used warnings
when operandN variables aren't used in the body of the expander
or splitter.
* tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
* tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
* tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
FOR_EACH_IMM_USE_ON_STMT): Likewise.
* tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
* tree.c (PROCESS_ARG): Likewise.
fortran/
* parse.c (parse_derived, parse_enum): Avoid set but not used
warning.
java/
* expr.c (process_jvm_instruction): Avoid set but not used warning.
* builtins.c (compareAndSwapInt_builtin, compareAndSwapLong_builtin,
getVolatile_builtin): Likewise.
libjava/
* exception.cc (_Jv_Throw): Avoid set but not used warning.
* include/java-assert.h (JvAssertMessage, JvAssert): Use argument in
sizeof to avoid set but not used warnings.
libjava/classpath/
* native/jni/midi-alsa/gnu_javax_sound_midi_alsa_AlsaPortDevice.c
(Java_gnu_javax_sound_midi_alsa_AlsaPortDevice_run_1receiver_1thread_1):
Avoid set but not used warning.
libiberty/
* regex.c (byte_re_match_2_internal): Avoid set but not used
warning.
gcc/testsuite/
* gcc.dg/builtin-choose-expr.c: Avoid set but not used warnings.
* gcc.dg/trunc-1.c: Likewise.
* gcc.dg/vla-9.c: Likewise.
* gcc.dg/dfp/composite-type.c: Likewise.
libffi/
* testsuite/libffi.call/err_bad_abi.c: Remove unused args variable.
From-SVN: r158085
* tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
used count variable.
* genemit.c (gen_expand, gen_split): Avoid set but not used warnings
when operandN variables aren't used in the body of the expander
or splitter.
* tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
* tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
* tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
FOR_EACH_IMM_USE_ON_STMT): Likewise.
* tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
* tree.c (PROCESS_ARG): Likewise.
fortran/
* parse.c (parse_derived, parse_enum): Avoid set but not used
warning.
java/
* expr.c (process_jvm_instruction): Avoid set but not used warning.
* builtins.c (compareAndSwapInt_builtin, compareAndSwapLong_builtin,
getVolatile_builtin): Likewise.
libjava/
* exception.cc (_Jv_Throw): Avoid set but not used warning.
* include/java-assert.h (JvAssertMessage, JvAssert): Use argument in
sizeof to avoid set but not used warnings.
libjava/classpath/
* native/jni/midi-alsa/gnu_javax_sound_midi_alsa_AlsaPortDevice.c
(Java_gnu_javax_sound_midi_alsa_AlsaPortDevice_run_1receiver_1thread_1):
Avoid set but not used warning.
libiberty/
* regex.c (byte_re_match_2_internal): Avoid set but not used
warning.
gcc/testsuite/
* gcc.dg/builtin-choose-expr.c: Avoid set but not used warnings.
* gcc.dg/trunc-1.c: Likewise.
* gcc.dg/vla-9.c: Likewise.
* gcc.dg/dfp/composite-type.c: Likewise.
libffi/
* testsuite/libffi.call/err_bad_abi.c: Remove unused args variable.
From-SVN: r158084
* c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
Use () rather than [], and move before the element type.
* cp-demangle.c (d_print_mod): Use () rather than [] for vectors.
From-SVN: r157650
libgcc/:
PR other/42980
* Makefile.in (install): Use $(MAKE) string in rule, for
parallel make.
libiberty/:
* Makefile.in (all): Do not use exec.
From-SVN: r157159
PR c++/42338
* mangle.c (write_expression): Handle tree codes that have extra
arguments in the middle-end.
* cp-demangle.c (d_print_comp): Fix array index printing.
From-SVN: r156103
* README: Mention changes to Makefile.in and functions.texi.
* gather-docs: Mention 'make stamp-functions' in the header.
Co-Authored-By: Ben Elliston <bje@au.ibm.com>
From-SVN: r154545
* pex-unix.c (pex_child_error): Improve warning avoidance by
checking the results of write(3) and exiting with -2 if any write
returns a negative value.
Co-Authored-By: Ian Lance Taylor <iant@google.com>
From-SVN: r154431
* pex-unix.c (pex_child_error): Define writeerr macro to avoid
unused result warnings from write(3) calls. Undefine writeerr
after all uses.
From-SVN: r154344
2009-10-08 Daniel Gutson <dgutson@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
Pedro Alves <pedro@codesourcery.com>
libiberty/
* argv.c (consume_whitespace): New function.
(only_whitespace): New function.
(buildargv): Always use ISSPACE by calling consume_whitespace.
(expandargv): Skip empty files. Do not stop at the first empty
argument (calling only_whitespace)..
* testsuite/test-expandargv.c: (test_data): Test empty lines
and empty arguments.
(run_tests): Fix false positives due to shorter arguments.
Co-Authored-By: Daniel Jacobowitz <dan@codesourcery.com>
Co-Authored-By: Pedro Alves <pedro@codesourcery.com>
From-SVN: r152560
2009-09-30 Martin Thuresson <martint@google.com>
* regex.c (byte_re_match_2_internal): Split declaration and
assignment to avoid -Wc++-compat warning due to goto.
From-SVN: r152354
2009-09-02 Tristan Gingold <gingold@adacore.com>
* vmsbuild.com: Removed as unused and superceeded by makefile.vms.
* makefile.vms: Ported to Itanium VMS. Remove useless targets and
dependencies. Remove unused FORMAT variable.
* configure.com: New file to create build.com DCL script for
Itanium VMS or Alpha VMS.
From-SVN: r151333
fixincludes/
* Makefile.in (AUTOCONF, AUTOHEADER, ACLOCAL, ACLOCAL_AMFLAGS):
New variables.
($(srcdir)/configure, $(srcdir)/config.h.in, $(srcdir)/aclocal.m4):
Use them.
gcc/
* Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
New variables.
($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
(AUTOHEADER): New variable.
($(srcdir)/cstamp-h.in): Use it.
gnattools/
* Makefile.in (AUTOCONF, configure_deps): New variables.
($(srcdir)/configure): Use them.
libada/
* Makefile.in (AUTOCONF, configure_deps): New variables.
($(srcdir)/configure)): Use them. Also depend on multi.m4.
libgcc/
* configure.ac: Add snippet for maintainer-mode.
* configure: Regenerate.
* Makefile.in (AUTOCONF, configure_deps): New variables.
($(srcdir)/configure)): New rule, active only with maintainer
mode turned on.
libiberty/
* Makefile.in (AUTOCONF, configure_deps): New variables.
($(srcdir)/configure): New rule, active only in maintainer mode.
libobjc/
* Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
New variables.
($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
intl/
* Makefile.in (aclocal_deps): New variable.
($(srcdir)/aclocal.m4): Use it, for portable makefile syntax.
libdecnumber/
* Makefile.in (aclocal_deps): New variable.
($(srcdir)/aclocal.m4): Use it, for portable makefile syntax.
From-SVN: r150277
* pex-unix.c (vfork): Remove VMS specific definition (get from header
file instead).
(to_ptr32): New function.
(pex_unix_exec_child): Use it.
From-SVN: r150130
include
2009-07-17 Jan Kratochvil <jan.kratochvil@redhat.com>
* demangle.h
(enum demangle_component_type <DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS>)
(enum demangle_component_type <DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS>):
New.
libiberty
2009-07-17 Jan Kratochvil <jan.kratochvil@redhat.com>
* cp-demangle.c (d_print_comp <DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS>)
(d_print_comp <DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS): New.
(d_make_comp <DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS>)
(d_make_comp <DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS): New.
(d_demangle_callback): The variable type is now declared as enum.
Replace parser of _GLOBAL_ symbols by a d_make_comp call.
From-SVN: r149756
* fibheap.c (fibheap_replace_key_data): Make sure we don't early
out when forcing the minimum.
(fibheap_delete_node): Assert that we managed to force the minimum.
From-SVN: r147968
2009-05-25 Tristan Gingold <gingold@adacore.com>
* makefile.vms: New file to compile gas on VMS.
* configure.com: New file to do configuration on VMS with DCL.
From-SVN: r147847
* pex-win32.c (pex_win32_pipe): Add _O_NOINHERIT.
(pex_win32_exec_child): Ensure each process has only one handle open
on pipe endpoints. Close standard input after creating child for
symmetry with standard output/standard error.
From-SVN: r146953
* Makefile.in (needed-list): Target removed (not used in GCC
3.0 and later). All references deleted.
(mostlyclean): Remove references to needed.awk and needed2.awk.
From-SVN: r146793
* configure.ac (setobjs, msdosdjgpp): Move a-priori setting of
existing and required library functions to with_target_subdir
section, so that the native build does detect them at configure
time.
* configure: Regenerated.
From-SVN: r146056
* memmem.c: New file, from gnulib.
* configure.ac: Add memmem to list of functions provided if they
are not available on the host.
* Makefile.in: Rebuild dependencies.
(CFILES): Add memmem.c.
(CONFIGURED_OFILES): Add memmem.o.
* configure, config.in, functions.texi: Rebuild.
From-SVN: r145139
* gcc/cp/pt.c (make_fnparm_pack): Split out from...
(instantiate_decl): ...here.
(tsubst_pack_expansion): Handle being called in a late-specified
return type.
* libiberty/cp-demangle.c (d_expression): Handle pack expansion.
(d_find_pack): Handle DEMANGLE_COMPONENT_FUNCTION_PARAM.
(d_print_subexpr): Don't wrap function parms in ().
(d_print_comp) [DEMANGLE_COMPONENT_PACK_EXPANSION]: Handle
not finding a pack.
From-SVN: r145013
cp/:
* decl.c (grokfndecl): Set DECL_CONTEXT on parms.
(duplicate_decls): Adjust DECL_CONTEXT of newdecl's parms.
* pt.c (check_explicit_specialization): Likewise.
(tsubst_copy) [PARM_DECL]: Return a dummy parm if we don't have a
local specialization.
* tree.c (cp_tree_equal) [PARM_DECL]: Check type and index, not name.
* decl2.c (parm_index): New fn.
* semantics.c (finish_decltype_type): Don't use describable_type.
* mangle.c (write_expression): Likewise. Mangle ALIGNOF_EXPR.
Give a sorry for unsupported codes rather than crash. Mangle
conversions with other than 1 operand. New mangling for PARM_DECL.
* operators.def (ALIGNOF_EXPR): Mangle as az.
* include/demangle.h (enum demangle_component_type): Add
DEMANGLE_COMPONENT_FUNCTION_PARAM.
* libiberty/cp-demangle.c (d_make_function_param): new fn.
(cplus_demangle_mangled_name): Work around abi v2 bug.
(d_expr_primary): Likewise.
(cplus_demangle_operators): Add alignof ops.
(d_expression): Handle function parameters and conversions
with other than 1 operand.
(d_print_comp): Handle function parameters. Fix bug with
function used in type of function.
From-SVN: r144924
gcc/cp:
* semantics.c (describable_type): New function.
(finish_decltype_type): Use it for dependent exprs.
* cp-tree.h: Declare it.
* mangle.c (write_type) [DECLTYPE_TYPE]: Set skip_evaluation.
(write_expression): If skip_evaluation, use type stubs.
* tree.c (cp_tree_equal): Handle PARM_DECLs from different
declarations of a function.
* init.c (build_new): Do auto deduction if type is describable.
* decl.c (cp_finish_decl): Likewise.
* parser.c (cp_parser_omp_for_loop): Likewise.
gcc/testsuite:
* g++.dg/cpp0x/auto6.C: Test more stuff.
* g++.dg/cpp0x/auto12.C: New test.
libiberty:
* cp-demangle.c (d_expression): Handle rvalue stubs too.
[DEMANGLE_COMPONENT_CAST]: Update mangling.
(d_print_comp): Avoid extra ", " with empty template argument packs.
Remove handling for obsolete T() mangling.
From-SVN: r142799
* mkstemps.c (mkstemps): If open failed with errno other than
EEXIST, return immediately.
* make-temp-file.c: Include errno.h.
(make_temp_file): If mkstemps failed, print an error message
before aborting.
From-SVN: r138429
gcc/ada/
PR documentation/15479
* gnat-style.texi: Remove AdaCore copyright statement and GPL
statement for GNAT. Add @copying stanza, use it. Update to
GFDL 1.2. Do not list GFDL as Invariant Section, do not list
title as Front-Cover Text.
* gnat_rm.texi: Likewise.
* gnat_ugn.texi: Likewise.
gcc/
* doc/cpp.texi: Update to GFDL 1.2.
* doc/gcc.texi: Do not list GPL as Invariant Section.
* doc/gccint.texi: Likewise. Update copyright years.
* doc/install.texi: Update copyright years.
gcc/fortran/
* gfc-internals.texi: Update to GFDL 1.2. Do not list GPL as
Invariant Section.
* gfortran.texi: Likewise.
* intrinsic.texi: Do not list GPL as Invariant Section.
* invoke.texi: Likewise. Update copyright years.
gcc/java/
* gcj.texi: Update copyright years. Do not list GPL as
Invariant Section.
libgomp/
* libgomp.texi: Update to GFDL 1.2. Update copyright years.
Do not list GPL as Invariant Section.
From-SVN: r138293
libcpp/ChangeLog:
2008-04-14 Kris Van Hees <kris.van.hees@oracle.com>
* include/cpp-id-data.h (UC): Was U, conflicts with U... literal.
* include/cpplib.h (CHAR16, CHAR32, STRING16, STRING32): New tokens.
(struct cpp_options): Added uliterals.
(cpp_interpret_string): Update prototype.
(cpp_interpret_string_notranslate): Idem.
* charset.c (init_iconv_desc): New width member in cset_converter.
(cpp_init_iconv): Add support for char{16,32}_cset_desc.
(convert_ucn): Idem.
(emit_numeric_escape): Idem.
(convert_hex): Idem.
(convert_oct): Idem.
(convert_escape): Idem.
(converter_for_type): New function.
(cpp_interpret_string): Use converter_for_type, support u and U prefix.
(cpp_interpret_string_notranslate): Match changed prototype.
(wide_str_to_charconst): Use converter_for_type.
(cpp_interpret_charconst): Add support for CPP_CHAR{16,32}.
* directives.c (linemarker_dir): Macro U changed to UC.
(parse_include): Idem.
(register_pragma_1): Idem.
(restore_registered_pragmas): Idem.
(get__Pragma_string): Support CPP_STRING{16,32}.
* expr.c (eval_token): Support CPP_CHAR{16,32}.
* init.c (struct lang_flags): Added uliterals.
(lang_defaults): Idem.
* internal.h (struct cset_converter) <width>: New field.
(struct cpp_reader) <char16_cset_desc>: Idem.
(struct cpp_reader) <char32_cset_desc>: Idem.
* lex.c (digraph_spellings): Macro U changed to UC.
(OP, TK): Idem.
(lex_string): Add support for u'...', U'...', u... and U....
(_cpp_lex_direct): Idem.
* macro.c (_cpp_builtin_macro_text): Macro U changed to UC.
(stringify_arg): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
gcc/ChangeLog:
2008-04-14 Kris Van Hees <kris.van.hees@oracle.com>
* c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
(fname_as_string): Match updated cpp_interpret_string prototype.
(fix_string_type): Support char16_t* and char32_t*.
(c_common_nodes_and_builtins): Add char16_t and char32_t (and
derivative) nodes. Register as builtin if C++0x.
(c_parse_error): Support CPP_CHAR{16,32}.
* c-common.h (RID_CHAR16, RID_CHAR32): New elements.
(enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
CTI_CHAR32_ARRAY_TYPE>: New elements.
(char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
char32_type_node, signed_char32_type_node, char16_array_type_node,
char32_array_type_node): New defines.
* c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
(c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
(lex_string): Support CPP_STRING{16,32}, match updated
cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
(lex_charconst): Support CPP_CHAR{16,32}.
* c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
and CPP_STRING{16,32}.
gcc/cp/ChangeLog:
2008-04-14 Kris Van Hees <kris.van.hees@oracle.com>
* cvt.c (type_promotes_to): Support char16_t and char32_t.
* decl.c (grokdeclarator): Disallow signed/unsigned/short/long on
char16_t and char32_t.
* lex.c (reswords): Add char16_t and char32_t (for c++0x).
* mangle.c (write_builtin_type): Mangle char16_t/char32_t as vendor
extended builtin type u8char32_t.
* parser.c (cp_lexer_next_token_is_decl_specifier_keyword): Support
RID_CHAR{16,32}.
(cp_lexer_print_token): Support CPP_STRING{16,32}.
(cp_parser_is_string_literal): Idem.
(cp_parser_string_literal): Idem.
(cp_parser_primary_expression): Support CPP_CHAR{16,32} and
CPP_STRING{16,32}.
(cp_parser_simple_type_specifier): Support RID_CHAR{16,32}.
* tree.c (char_type_p): Support char16_t and char32_t as char types.
* typeck.c (string_conv_p): Support char16_t and char32_t.
gcc/testsuite/ChangeLog:
2008-04-14 Kris Van Hees <kris.van.hees@oracle.com>
Tests for char16_t and char32_t support.
* g++.dg/ext/utf-cvt.C: New
* g++.dg/ext/utf-cxx0x.C: New
* g++.dg/ext/utf-cxx98.C: New
* g++.dg/ext/utf-dflt.C: New
* g++.dg/ext/utf-gnuxx0x.C: New
* g++.dg/ext/utf-gnuxx98.C: New
* g++.dg/ext/utf-mangle.C: New
* g++.dg/ext/utf-typedef-cxx0x.C: New
* g++.dg/ext/utf-typedef-
* g++.dg/ext/utf-typespec.C: New
* g++.dg/ext/utf16-1.C: New
* g++.dg/ext/utf16-2.C: New
* g++.dg/ext/utf16-3.C: New
* g++.dg/ext/utf16-4.C: New
* g++.dg/ext/utf32-1.C: New
* g++.dg/ext/utf32-2.C: New
* g++.dg/ext/utf32-3.C: New
* g++.dg/ext/utf32-4.C: New
* gcc.dg/utf-cvt.c: New
* gcc.dg/utf-dflt.c: New
* gcc.dg/utf16-1.c: New
* gcc.dg/utf16-2.c: New
* gcc.dg/utf16-3.c: New
* gcc.dg/utf16-4.c: New
* gcc.dg/utf32-1.c: New
* gcc.dg/utf32-2.c: New
* gcc.dg/utf32-3.c: New
* gcc.dg/utf32-4.c: New
libiberty/ChangeLog:
2008-04-14 Kris Van Hees <kris.van.hees@oracle.com>
* testsuite/demangle-expected: Added tests for char16_t and char32_t.
From-SVN: r134438
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* configure.ac (frags): Don't set, use frag instead.
(PICFLAG): Set here and substitute.
* Makefile.in (PICFLAG): Substitute from autoconf.
* configure: Regenerate.
From-SVN: r133639
include/
2008-01-26 David Daney <ddaney@avtrex.com>
* demangle.h (demangle_component_type): Add
DEMANGLE_COMPONENT_JAVA_RESOURCE,
DEMANGLE_COMPONENT_COMPOUND_NAME, and
DEMANGLE_COMPONENT_CHARACTER as new enum values.
(demangle_component): Add struct s_character to union u.
libiberty/
2008-01-26 David Daney <ddaney@avtrex.com>
* cp-demangle.c (d_dump): Handle DEMANGLE_COMPONENT_JAVA_RESOURCE,
DEMANGLE_COMPONENT_COMPOUND_NAME, and
DEMANGLE_COMPONENT_CHARACTER cases.
(d_make_comp): Handle DEMANGLE_COMPONENT_COMPOUND_NAME and
DEMANGLE_COMPONENT_JAVA_RESOURCE cases.
(d_make_character): New function.
(d_java_resource): Same.
(d_special_name): Handle "Gr" case.
(d_print_comp): Handle DEMANGLE_COMPONENT_JAVA_RESOURCE,
DEMANGLE_COMPONENT_COMPOUND_NAME, and
DEMANGLE_COMPONENT_CHARACTER cases.
* testsuite/demangle-expected: Add test for java resource name
mangling.
From-SVN: r131883
2008-01-23 Thiago Jung Bauermann <bauerman@br.ibm.com>
* cplus-dem.c (demangle_function_name): Changed to return value
indicating if a name was correctly demangled.
(iterate_demangle_function): Use demangle_function_name return
value.
From-SVN: r131754
Jakub Jelinek