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Update libiberty sources with changes in the gcc mainline.

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+2020-01-01  Jakub Jelinek  <jakub@redhat.com>
+
+	Update copyright years.
+
+2019-12-06  Tim Ruehsen  <tim.ruehsen@gmx.de>
+
+	* make-relative-prefix.c (split_directories):
+	Return early on empty 'name'
+
+2019-11-16  Tim Ruehsen  <tim.ruehsen@gmx.de>
+
+	* cp-demangle.c (d_print_init): Remove const from 4th param.
+	(cplus_demangle_fill_name): Initialize d->d_counting.
+	(cplus_demangle_fill_extended_operator): Likewise.
+	(cplus_demangle_fill_ctor): Likewise.
+	(cplus_demangle_fill_dtor): Likewise.
+	(d_make_empty): Likewise.
+	(d_count_templates_scopes): Remobe const from 3rd param,
+	Return on dc->d_counting > 1,
+	Increment dc->d_counting.
+        * cp-demint.c (cplus_demangle_fill_component): Initialize d->d_counting.
+	(cplus_demangle_fill_builtin_type): Likewise.
+	(cplus_demangle_fill_operator): Likewise.
+
+2019-11-16  Eduard-Mihai Burtescu  <eddyb@lyken.rs>
+
+	* cplus-dem.c (cplus_demangle): Use rust_demangle directly.
+	(rust_demangle): Remove.
+	* rust-demangle.c (is_prefixed_hash): Rename to is_legacy_prefixed_hash.
+	(parse_lower_hex_nibble): Rename to decode_lower_hex_nibble.
+	(parse_legacy_escape): Rename to decode_legacy_escape.
+	(rust_is_mangled): Remove.
+	(struct rust_demangler): Add.
+	(peek): Add.
+	(next): Add.
+	(struct rust_mangled_ident): Add.
+	(parse_ident): Add.
+	(rust_demangle_sym): Remove.
+	(print_str): Add.
+	(PRINT): Add.
+	(print_ident): Add.
+	(rust_demangle_callback): Add.
+	(struct str_buf): Add.
+	(str_buf_reserve): Add.
+	(str_buf_append): Add.
+	(str_buf_demangle_callback): Add.
+	(rust_demangle): Add.
+	* rust-demangle.h: Remove.
+
+2019-11-15  Miguel Saldivar  <saldivarcher@gmail.com>
+
+	* testsuite/demangle-expected: Fix test.
+
+2019-11-04  Kamlesh Kumar  <kamleshbhalui@gmail.com>
+
+	* cp-demangle.c (d_expr_primary): Handle
+	nullptr demangling.
+	* testsuite/demangle-expected: Added test.
+
+2019-10-29 Paul Pluzhnikov  <ppluzhnikov@google.com>
+
+	* cp-demangle.c (d_number): Avoid signed int overflow.
+
+2019-10-28  Miguel Saldivar  <saldivarcher@gmail.com>
+
+	* cp-demangle.c (d_print_mod): Add a space before printing `complex`
+	and `imaginary`, as opposed to after.
+	* testsuite/demangle-expected: Adjust test.
+
+2019-10-03  Eduard-Mihai Burtescu  <eddyb@lyken.rs>
+
+	* rust-demangle.c (looks_like_rust): Remove.
+	(rust_is_mangled): Don't check escapes.
+	(is_prefixed_hash): Allow 0-9a-f permutations.
+	(rust_demangle_sym): Don't bail on unknown escapes.
+	* testsuite/rust-demangle-expected: Update 'main::$99$' test.
+
+2019-09-03  Eduard-Mihai Burtescu  <eddyb@lyken.rs>
+
+	* rust-demangle.c (unescape): Remove.
+	(parse_lower_hex_nibble): New function.
+	(parse_legacy_escape): New function.
+	(is_prefixed_hash): Use parse_lower_hex_nibble.
+	(looks_like_rust): Use parse_legacy_escape.
+	(rust_demangle_sym): Use parse_legacy_escape.
+	* testsuite/rust-demangle-expected: Add 'llv$u6d$' test.
+
+2019-08-27  Martin Liska  <mliska@suse.cz>
+
+	PR lto/91478
+	* simple-object-elf.c (simple_object_elf_copy_lto_debug_sections):
+	First find a WEAK HIDDEN symbol in symbol table that will be
+	preserved.  Later, use the symbol name for all removed symbols.
+
+2019-08-12  Martin Liska  <mliska@suse.cz>
+
+	* Makefile.in: Add filedescriptor.c.
+	* filedescriptor.c: New file.
+	* lrealpath.c (is_valid_fd): Remove.

diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index 0be45b4ae8..fe738d0db4 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -1,7 +1,7 @@
 # Makefile for the libiberty library.
 # Originally written by K. Richard Pixley <rich@cygnus.com>.
 #
-# Copyright (C) 1990-2019 Free Software Foundation, Inc.
+# Copyright (C) 1990-2020 Free Software Foundation, Inc.
 #
 # This file is part of the libiberty library.
 # Libiberty is free software; you can redistribute it and/or
@@ -127,7 +127,7 @@ CFILES = alloca.c argv.c asprintf.c atexit.c				\
 	calloc.c choose-temp.c clock.c concat.c cp-demangle.c		\
 	 cp-demint.c cplus-dem.c crc32.c				\
 	d-demangle.c dwarfnames.c dyn-string.c				\
-	fdmatch.c ffs.c fibheap.c filename_cmp.c floatformat.c		\
+	fdmatch.c ffs.c fibheap.c filedescriptor.c filename_cmp.c floatformat.c		\
 	fnmatch.c fopen_unlocked.c					\
 	getcwd.c getopt.c getopt1.c getpagesize.c getpwd.c getruntime.c	\
          gettimeofday.c                                                 \
@@ -171,6 +171,7 @@ REQUIRED_OFILES =							\
 	./cp-demint.$(objext) ./crc32.$(objext) ./d-demangle.$(objext)	\
 	./dwarfnames.$(objext) ./dyn-string.$(objext)			\
 	./fdmatch.$(objext) ./fibheap.$(objext)				\
+	./filedescriptor.$(objext)	\
 	./filename_cmp.$(objext) ./floatformat.$(objext)		\
 	./fnmatch.$(objext) ./fopen_unlocked.$(objext)			\
 	./getopt.$(objext) ./getopt1.$(objext) ./getpwd.$(objext)	\
@@ -756,6 +757,17 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
 	else true; fi
 	$(COMPILE.c) $(srcdir)/fibheap.c $(OUTPUT_OPTION)

+./filedescriptor.$(objext): $(srcdir)/filedescriptor.c config.h $(INCDIR)/ansidecl.h \
+	$(INCDIR)/libiberty.h
+	if [ x"$(PICFLAG)" != x ]; then \
+	  $(COMPILE.c) $(PICFLAG) $(srcdir)/filedescriptor.c -o pic/$@; \
+	else true; fi
+	if [ x"$(NOASANFLAG)" != x ]; then \
+	  $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/filedescriptor.c -o noasan/$@; \
+	else true; fi
+	$(COMPILE.c) $(srcdir)/filedescriptor.c $(OUTPUT_OPTION)
+
+
 ./filename_cmp.$(objext): $(srcdir)/filename_cmp.c config.h $(INCDIR)/ansidecl.h \
 	$(INCDIR)/filenames.h $(INCDIR)/hashtab.h \
 	$(INCDIR)/safe-ctype.h
diff --git a/libiberty/_doprnt.c b/libiberty/_doprnt.c
index d44dc415ed..a739f4304f 100644
--- a/libiberty/_doprnt.c
+++ b/libiberty/_doprnt.c
@@ -1,5 +1,5 @@
 /* Provide a version of _doprnt in terms of fprintf.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 Free Software Foundation, Inc.
    Contributed by Kaveh Ghazi  (ghazi@caip.rutgers.edu)  3/29/98

 This program is free software; you can redistribute it and/or modify it
diff --git a/libiberty/argv.c b/libiberty/argv.c
index 6444896f99..8c9794db6a 100644
--- a/libiberty/argv.c
+++ b/libiberty/argv.c
@@ -1,5 +1,5 @@
 /* Create and destroy argument vectors (argv's)
-   Copyright (C) 1992-2019 Free Software Foundation, Inc.
+   Copyright (C) 1992-2020 Free Software Foundation, Inc.
    Written by Fred Fish @ Cygnus Support

 This file is part of the libiberty library.
diff --git a/libiberty/asprintf.c b/libiberty/asprintf.c
index 5718682f69..6e38e2234d 100644
--- a/libiberty/asprintf.c
+++ b/libiberty/asprintf.c
@@ -1,6 +1,6 @@
 /* Like sprintf but provides a pointer to malloc'd storage, which must
    be freed by the caller.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    Contributed by Cygnus Solutions.

 This file is part of the libiberty library.
diff --git a/libiberty/choose-temp.c b/libiberty/choose-temp.c
index 72c1b710bd..49a2faaa51 100644
--- a/libiberty/choose-temp.c
+++ b/libiberty/choose-temp.c
@@ -1,5 +1,5 @@
 /* Utility to pick a temporary filename prefix.
-   Copyright (C) 1996-2019 Free Software Foundation, Inc.
+   Copyright (C) 1996-2020 Free Software Foundation, Inc.

 This file is part of the libiberty library.
 Libiberty is free software; you can redistribute it and/or
diff --git a/libiberty/clock.c b/libiberty/clock.c
index a3730714bd..0de74657d0 100644
--- a/libiberty/clock.c
+++ b/libiberty/clock.c
@@ -1,5 +1,5 @@
 /* ANSI-compatible clock function.
-   Copyright (C) 1994-2019 Free Software Foundation, Inc.
+   Copyright (C) 1994-2020 Free Software Foundation, Inc.

 This file is part of the libiberty library.  This library is free
 software; you can redistribute it and/or modify it under the
diff --git
This commit is contained in:
Nick Clifton
2020-01-17 14:13:22 +00:00
parent bf8e4b6c81
commit 533da48302
100 changed files with 888 additions and 469 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
libiberty/cp-demangle.c
View File

@@ -1,5 +1,5 @@
/* Demangler for g++ V3 ABI.
Copyright (C) 2003-2019 Free Software Foundation, Inc.
Copyright (C) 2003-2020 Free Software Foundation, Inc.
Written by Ian Lance Taylor <ian@wasabisystems.com>.
This file is part of the libiberty library, which is part of GCC.
@@ -517,7 +517,7 @@ d_growable_string_callback_adapter (const char *, size_t, void *);
static void
d_print_init (struct d_print_info *, demangle_callbackref, void *,
const struct demangle_component *);
struct demangle_component *);
static inline void d_print_error (struct d_print_info *);
@@ -864,6 +864,7 @@ cplus_demangle_fill_name (struct demangle_component *p, const char *s, int len)
if (p == NULL || s == NULL || len <= 0)
return 0;
p->d_printing = 0;
p->d_counting = 0;
p->type = DEMANGLE_COMPONENT_NAME;
p->u.s_name.s = s;
p->u.s_name.len = len;
@@ -880,6 +881,7 @@ cplus_demangle_fill_extended_operator (struct demangle_component *p, int args,
if (p == NULL || args < 0 || name == NULL)
return 0;
p->d_printing = 0;
p->d_counting = 0;
p->type = DEMANGLE_COMPONENT_EXTENDED_OPERATOR;
p->u.s_extended_operator.args = args;
p->u.s_extended_operator.name = name;
@@ -900,6 +902,7 @@ cplus_demangle_fill_ctor (struct demangle_component *p,
|| (int) kind > gnu_v3_object_ctor_group)
return 0;
p->d_printing = 0;
p->d_counting = 0;
p->type = DEMANGLE_COMPONENT_CTOR;
p->u.s_ctor.kind = kind;
p->u.s_ctor.name = name;
@@ -920,6 +923,7 @@ cplus_demangle_fill_dtor (struct demangle_component *p,
|| (int) kind > gnu_v3_object_dtor_group)
return 0;
p->d_printing = 0;
p->d_counting = 0;
p->type = DEMANGLE_COMPONENT_DTOR;
p->u.s_dtor.kind = kind;
p->u.s_dtor.name = name;
@@ -937,6 +941,7 @@ d_make_empty (struct d_info *di)
return NULL;
p = &di->comps[di->next_comp];
p->d_printing = 0;
p->d_counting = 0;
++di->next_comp;
return p;
}
@@ -1717,7 +1722,7 @@ d_number (struct d_info *di)
}
if (ret > ((INT_MAX - (peek - '0')) / 10))
return -1;
ret = ret * 10 + peek - '0';
ret = ret * 10 + (peek - '0');
d_advance (di, 1);
peek = d_peek_char (di);
}
@@ -3577,6 +3582,17 @@ d_expr_primary (struct d_info *di)
&& type->u.s_builtin.type->print != D_PRINT_DEFAULT)
di->expansion -= type->u.s_builtin.type->len;
if (type->type == DEMANGLE_COMPONENT_BUILTIN_TYPE
&& strcmp (type->u.s_builtin.type->name,
cplus_demangle_builtin_types[33].name) == 0)
{
if (d_peek_char (di) == 'E')
{
d_advance (di, 1);
return type;
}
}
/* Rather than try to interpret the literal value, we just
collect it as a string. Note that it's possible to have a
floating point literal here. The ABI specifies that the
@@ -4068,11 +4084,13 @@ d_growable_string_callback_adapter (const char *s, size_t l, void *opaque)
static void
d_count_templates_scopes (struct d_print_info *dpi,
const struct demangle_component *dc)
struct demangle_component *dc)
{
if (dc == NULL)
if (dc == NULL || dc->d_counting > 1 || dpi->recursion > MAX_RECURSION_COUNT)
return;
++ dc->d_counting;
switch (dc->type)
{
case DEMANGLE_COMPONENT_NAME:
@@ -4202,7 +4220,7 @@ d_count_templates_scopes (struct d_print_info *dpi,
static void
d_print_init (struct d_print_info *dpi, demangle_callbackref callback,
void *opaque, const struct demangle_component *dc)
void *opaque, struct demangle_component *dc)
{
dpi->len = 0;
dpi->last_char = '\0';
@@ -5977,10 +5995,10 @@ d_print_mod (struct d_print_info *dpi, int options,
d_append_string (dpi, "&&");
return;
case DEMANGLE_COMPONENT_COMPLEX:
d_append_string (dpi, "complex ");
d_append_string (dpi, " _Complex");
return;
case DEMANGLE_COMPONENT_IMAGINARY:
d_append_string (dpi, "imaginary ");
d_append_string (dpi, " _Imaginary");
return;
case DEMANGLE_COMPONENT_PTRMEM_TYPE:
if (d_last_char (dpi) != '(')