sync libiberty from gcc

config/
	Sync from gcc
	2020-07-15  H.J. Lu  <hjl.tools@gmail.com>
	PR bootstrap/96202
	* cet.m4 (GCC_CET_HOST_FLAGS): Don't enable CET without CET
	support in stage1 nor for build support.
libiberty/
	* configure: Regenerate.

	Sync from gcc
	2020-09-08  Alan Modra  <amodra@gmail.com>
	* d-demangle.c: Include limits.h.
	(ULONG_MAX, UINT_MAX): Provide fall-back definition.
	(dlang_number): Simplify and correct overflow test.  Only
	write *ret on returning non-NULL.  Make "ret" an unsigned long*.
	Only succeed for result of [0,UINT_MAX].
	(dlang_decode_backref): Simplify and correct overflow test.
	Only write *ret on returning non-NULL.  Only succeed for
	result [1,MAX_LONG].
	(dlang_backref): Remove now unnecessary range check.
	(dlang_symbol_name_p): Likewise.
	(string_need): Take a size_t n arg, and use size_t tem.
	(string_append): Use size_t n.
	(string_appendn, string_prependn): Take a size_t n arg.
	(TEMPLATE_LENGTH_UNKNOWN): Define as -1UL.
	(dlang_lname, dlang_parse_template): Take an unsigned long len
	arg.
	(dlang_symbol_backref, dlang_identifier, dlang_parse_integer),
	(dlang_parse_integer, dlang_parse_string),
	(dlang_parse_arrayliteral, dlang_parse_assocarray),
	(dlang_parse_structlit, dlang_parse_tuple),
	(dlang_template_symbol_param, dlang_template_args): Use
	unsigned long variables.
	* testsuite/d-demangle-expected: Add new tests.

	2020-08-04  Iain Buclaw  <ibuclaw@gdcproject.org>
	* d-demangle.c (dlang_function_args): Handle 'in' and 'in ref'
	parameter storage classes.
	(dlang_type): Remove identifier type.
	* testsuite/d-demangle-expected: Update tests.

	2020-08-03  Richard Biener  <rguenther@suse.de>
	PR lto/96385
	* simple-object-elf.c
	(simple_object_elf_copy_lto_debug_sections): Localize global
	UNDEFs and reuse the prevailing name.

	2020-07-10  Ian Lance Taylor  <iant@golang.org>
	PR demangler/96143
	* cp-demangle.c (d_lambda): Don't add substitution candidate.
	* testsuite/demangle-expected: Update a few existing test cases
	accordingly, and add a new test case.

	2020-07-04  Jason Merrill  <jason@redhat.com>
	* cp-demangle.c (cplus_demangle_operators): Add di, dx, dX.
	(d_expression_1): Handle di and dX.
	(is_designated_init, d_maybe_print_designated_init): New.
	(d_print_comp_inner): Use d_maybe_print_designated_init.
	* testsuite/demangle-expected: Add designator tests.

	2020-06-25  Nick Clifton  <nickc@redhat.com>
	* bsearch.c (bsearch): Remove use of register keyword.
	* bsearch_r.c (bsearch_r): Likewise.

9 files changed, 273 insertions, 79 deletions

diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 19d2b702d62..6b46642fd35 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,62 @@
+2020-09-08  Alan Modra  <amodra@gmail.com>
+
+	* configure: Regenerate.
+
+	Sync from gcc
+	2020-09-08  Alan Modra  <amodra@gmail.com>
+	* d-demangle.c: Include limits.h.
+	(ULONG_MAX, UINT_MAX): Provide fall-back definition.
+	(dlang_number): Simplify and correct overflow test.  Only
+	write *ret on returning non-NULL.  Make "ret" an unsigned long*.
+	Only succeed for result of [0,UINT_MAX].
+	(dlang_decode_backref): Simplify and correct overflow test.
+	Only write *ret on returning non-NULL.  Only succeed for
+	result [1,MAX_LONG].
+	(dlang_backref): Remove now unnecessary range check.
+	(dlang_symbol_name_p): Likewise.
+	(string_need): Take a size_t n arg, and use size_t tem.
+	(string_append): Use size_t n.
+	(string_appendn, string_prependn): Take a size_t n arg.
+	(TEMPLATE_LENGTH_UNKNOWN): Define as -1UL.
+	(dlang_lname, dlang_parse_template): Take an unsigned long len
+	arg.
+	(dlang_symbol_backref, dlang_identifier, dlang_parse_integer),
+	(dlang_parse_integer, dlang_parse_string),
+	(dlang_parse_arrayliteral, dlang_parse_assocarray),
+	(dlang_parse_structlit, dlang_parse_tuple),
+	(dlang_template_symbol_param, dlang_template_args): Use
+	unsigned long variables.
+	* testsuite/d-demangle-expected: Add new tests.
+
+	2020-08-04  Iain Buclaw  <ibuclaw@gdcproject.org>
+	* d-demangle.c (dlang_function_args): Handle 'in' and 'in ref'
+	parameter storage classes.
+	(dlang_type): Remove identifier type.
+	* testsuite/d-demangle-expected: Update tests.
+
+	2020-08-03  Richard Biener  <rguenther@suse.de>
+	PR lto/96385
+	* simple-object-elf.c
+	(simple_object_elf_copy_lto_debug_sections): Localize global
+	UNDEFs and reuse the prevailing name.
+
+	2020-07-10  Ian Lance Taylor  <iant@golang.org>
+	PR demangler/96143
+	* cp-demangle.c (d_lambda): Don't add substitution candidate.
+	* testsuite/demangle-expected: Update a few existing test cases
+	accordingly, and add a new test case.
+
+	2020-07-04  Jason Merrill  <jason@redhat.com>
+	* cp-demangle.c (cplus_demangle_operators): Add di, dx, dX.
+	(d_expression_1): Handle di and dX.
+	(is_designated_init, d_maybe_print_designated_init): New.
+	(d_print_comp_inner): Use d_maybe_print_designated_init.
+	* testsuite/demangle-expected: Add designator tests.
+
+	2020-06-25  Nick Clifton  <nickc@redhat.com>
+	* bsearch.c (bsearch): Remove use of register keyword.
+	* bsearch_r.c (bsearch_r): Likewise.
+
 2020-06-23  Nick Alcock  <nick.alcock@oracle.com>
 
 	* bsearch_r.c: New file.
diff --git a/libiberty/bsearch.c b/libiberty/bsearch.c
index 35fad19977c..18158b9591b 100644
--- a/libiberty/bsearch.c
+++ b/libiberty/bsearch.c
@@ -69,13 +69,13 @@ is respectively less than, matching, or greater than the array member.
  * look at item 3.
  */
 void *
-bsearch (register const void *key, const void *base0,
-         size_t nmemb, register size_t size,
-         register int (*compar)(const void *, const void *))
+bsearch (const void *key, const void *base0,
+         size_t nmemb, size_t size,
+         int (*compar)(const void *, const void *))
 {
-	register const char *base = (const char *) base0;
-	register int lim, cmp;
-	register const void *p;
+	const char *base = (const char *) base0;
+	int lim, cmp;
+	const void *p;
 
 	for (lim = nmemb; lim != 0; lim >>= 1) {
 		p = base + (lim >> 1) * size;
diff --git a/libiberty/bsearch_r.c b/libiberty/bsearch_r.c
index 79ebae9b0be..2a2ca6f5e23 100644
--- a/libiberty/bsearch_r.c
+++ b/libiberty/bsearch_r.c
@@ -70,14 +70,14 @@ is respectively less than, matching, or greater than the array member.
  * look at item 3.
  */
 void *
-bsearch_r (register const void *key, const void *base0,
-	   size_t nmemb, register size_t size,
-	   register int (*compar)(const void *, const void *, void *),
+bsearch_r (const void *key, const void *base0,
+	   size_t nmemb, size_t size,
+	   int (*compar)(const void *, const void *, void *),
 	   void *arg)
 {
-	register const char *base = (const char *) base0;
-	register int lim, cmp;
-	register const void *p;
+	const char *base = (const char *) base0;
+	int lim, cmp;
+	const void *p;
 
 	for (lim = nmemb; lim != 0; lim >>= 1) {
 		p = base + (lim >> 1) * size;
diff --git a/libiberty/configure b/libiberty/configure
index 1f8e23f0d23..ff93c9ee9a6 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -5291,7 +5291,7 @@ case "$host" in
     case "$enable_cet" in
       auto)
 	# Check if target supports multi-byte NOPs
-	# and if assembler supports CET insn.
+	# and if compiler and assembler support CET.
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -5317,7 +5317,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	;;
       yes)
-	# Check if assembler supports CET.
+	# Check if compiler and assembler support CET.
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -5330,11 +5330,24 @@ asm ("setssbsy");
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-
+  support_cet=yes
 else
-  as_fn_error $? "assembler with CET support is required for --enable-cet" "$LINENO" 5
+  support_cet=no
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+	if test $support_cet = "no"; then
+	  if test x$enable_bootstrap != xno \
+	     && test -z "${with_build_subdir}" \
+	     && (test ! -f ../stage_current \
+	         || test `cat ../stage_current` != "stage1"); then
+	    # Require CET support only for the final GCC build.
+	    as_fn_error $? "compiler and assembler with CET support are required for --enable-cet" "$LINENO" 5
+	  else
+	    # Don't enable CET without CET support for non-bootstrap
+	    # build, in stage1 nor for build support.
+	    enable_cet=no
+	  fi
+	fi
 	;;
     esac
     CFLAGS="$cet_save_CFLAGS"
diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
index cbfb2f937ca..aede23fbf6b 100644
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -1809,13 +1809,16 @@ const struct demangle_operator_info cplus_demangle_operators[] =
   { "cm", NL (","),         2 },
   { "co", NL ("~"),         1 },
   { "dV", NL ("/="),        2 },
+  { "dX", NL ("[...]="),     3 }, /* [expr...expr] = expr */
   { "da", NL ("delete[] "), 1 },
   { "dc", NL ("dynamic_cast"), 2 },
   { "de", NL ("*"),         1 },
+  { "di", NL ("="),         2 }, /* .name = expr */
   { "dl", NL ("delete "),   1 },
   { "ds", NL (".*"),        2 },
   { "dt", NL ("."),         2 },
   { "dv", NL ("/"),         2 },
+  { "dx", NL ("]="),        2 }, /* [expr] = expr */
   { "eO", NL ("^="),        2 },
   { "eo", NL ("^"),         2 },
   { "eq", NL ("=="),        2 },
@@ -3291,6 +3294,12 @@ op_is_new_cast (struct demangle_component *op)
                 ::= sr <type> <unqualified-name>
                 ::= sr <type> <unqualified-name> <template-args>
                 ::= <expr-primary>
+
+  <braced-expression> ::= <expression>
+		      ::= di <field source-name> <braced-expression>	# .name = expr
+		      ::= dx <index expression> <braced-expression>	# [expr] = expr
+		      ::= dX <range begin expression> <range end expression> <braced-expression>
+									# [expr ... expr] = expr
 */
 
 static inline struct demangle_component *
@@ -3453,6 +3462,8 @@ d_expression_1 (struct d_info *di)
 	    else if (code[0] == 'f')
 	      /* fold-expression.  */
 	      left = d_operator_name (di);
+	    else if (!strcmp (code, "di"))
+	      left = d_unqualified_name (di);
 	    else
 	      left = d_expression_1 (di);
 	    if (!strcmp (code, "cl"))
@@ -3480,7 +3491,8 @@ d_expression_1 (struct d_info *di)
 
 	    if (code == NULL)
 	      return NULL;
-	    else if (!strcmp (code, "qu"))
+	    else if (!strcmp (code, "qu")
+		     || !strcmp (code, "dX"))
 	      {
 		/* ?: expression.  */
 		first = d_expression_1 (di);
@@ -3764,9 +3776,6 @@ d_lambda (struct d_info *di)
       ret->u.s_unary_num.num = num;
     }
 
-  if (! d_add_substitution (di, ret))
-    return NULL;
-
   return ret;
 }
 
@@ -4675,6 +4684,64 @@ d_maybe_print_fold_expression (struct d_print_info *dpi, int options,
   return 1;
 }
 
+/* True iff DC represents a C99-style designated initializer.  */
+
+static int
+is_designated_init (struct demangle_component *dc)
+{
+  if (dc->type != DEMANGLE_COMPONENT_BINARY
+      && dc->type != DEMANGLE_COMPONENT_TRINARY)
+    return 0;
+
+  struct demangle_component *op = d_left (dc);
+  const char *code = op->u.s_operator.op->code;
+  return (code[0] == 'd'
+	  && (code[1] == 'i' || code[1] == 'x' || code[1] == 'X'));
+}
+
+/* If DC represents a C99-style designated initializer, print it and return
+   true; otherwise, return false.  */
+
+static int
+d_maybe_print_designated_init (struct d_print_info *dpi, int options,
+			       struct demangle_component *dc)
+{
+  if (!is_designated_init (dc))
+    return 0;
+
+  const char *code = d_left (dc)->u.s_operator.op->code;
+
+  struct demangle_component *operands = d_right (dc);
+  struct demangle_component *op1 = d_left (operands);
+  struct demangle_component *op2 = d_right (operands);
+
+  if (code[1] == 'i')
+    d_append_char (dpi, '.');
+  else
+    d_append_char (dpi, '[');
+
+  d_print_comp (dpi, options, op1);
+  if (code[1] == 'X')
+    {
+      d_append_string (dpi, " ... ");
+      d_print_comp (dpi, options, d_left (op2));
+      op2 = d_right (op2);
+    }
+  if (code[1] != 'i')
+    d_append_char (dpi, ']');
+  if (is_designated_init (op2))
+    {
+      /* Don't put '=' or '(' between chained designators.  */
+      d_print_comp (dpi, options, op2);
+    }
+  else
+    {
+      d_append_char (dpi, '=');
+      d_print_subexpr (dpi, options, op2);
+    }
+  return 1;
+}
+
 /* Subroutine to handle components.  */
 
 static void
@@ -5491,6 +5558,9 @@ d_print_comp_inner (struct d_print_info *dpi, int options,
       if (d_maybe_print_fold_expression (dpi, options, dc))
 	return;
 
+      if (d_maybe_print_designated_init (dpi, options, dc))
+	return;
+
       /* We wrap an expression which uses the greater-than operator in
 	 an extra layer of parens so that it does not get confused
 	 with the '>' which ends the template parameters.  */
@@ -5548,6 +5618,8 @@ d_print_comp_inner (struct d_print_info *dpi, int options,
 	}
       if (d_maybe_print_fold_expression (dpi, options, dc))
 	return;
+      if (d_maybe_print_designated_init (dpi, options, dc))
+	return;
       {
 	struct demangle_component *op = d_left (dc);
 	struct demangle_component *first = d_left (d_right (dc));
diff --git a/libiberty/d-demangle.c b/libiberty/d-demangle.c
index f2d6946ecad..cd3bc96303e 100644
--- a/libiberty/d-demangle.c
+++ b/libiberty/d-demangle.c
@@ -31,6 +31,9 @@ If not, see <http://www.gnu.org/licenses/>.  */
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
+#ifdef HAVE_LIMITS_H
+#include <limits.h>
+#endif
 
 #include "safe-ctype.h"
 
@@ -45,6 +48,13 @@ If not, see <http://www.gnu.org/licenses/>.  */
 #include <demangle.h>
 #include "libiberty.h"
 
+#ifndef ULONG_MAX
+#define	ULONG_MAX	(~0UL)
+#endif
+#ifndef UINT_MAX
+#define	UINT_MAX	(~0U)
+#endif
+
 /* A mini string-handling package */
 
 typedef struct string		/* Beware: these aren't required to be */
@@ -55,9 +65,9 @@ typedef struct string		/* Beware: these aren't required to be */
 } string;
 
 static void
-string_need (string *s, int n)
+string_need (string *s, size_t n)
 {
-  int tem;
+  size_t tem;
 
   if (s->b == NULL)
     {
@@ -68,7 +78,7 @@ string_need (string *s, int n)
       s->p = s->b = XNEWVEC (char, n);
       s->e = s->b + n;
     }
-  else if (s->e - s->p < n)
+  else if ((size_t) (s->e - s->p) < n)
     {
       tem = s->p - s->b;
       n += tem;
@@ -117,14 +127,14 @@ string_setlength (string *s, int n)
 static void
 string_append (string *p, const char *s)
 {
-  int n = strlen (s);
+  size_t n = strlen (s);
   string_need (p, n);
   memcpy (p->p, s, n);
   p->p += n;
 }
 
 static void
-string_appendn (string *p, const char *s, int n)
+string_appendn (string *p, const char *s, size_t n)
 {
   if (n != 0)
     {
@@ -135,7 +145,7 @@ string_appendn (string *p, const char *s, int n)
 }
 
 static void
-string_prependn (string *p, const char *s, int n)
+string_prependn (string *p, const char *s, size_t n)
 {
   char *q;
 
@@ -170,7 +180,7 @@ struct dlang_info
 };
 
 /* Pass as the LEN to dlang_parse_template if symbol length is not known.  */
-enum { TEMPLATE_LENGTH_UNKNOWN = -1 };
+#define TEMPLATE_LENGTH_UNKNOWN (-1UL)
 
 /* Prototypes for forward referenced functions */
 static const char *dlang_function_type (string *, const char *,
@@ -193,38 +203,39 @@ static const char *dlang_parse_tuple (string *, const char *,
 				      struct dlang_info *);
 
 static const char *dlang_parse_template (string *, const char *,
-					 struct dlang_info *, long);
+					 struct dlang_info *, unsigned long);
 
-static const char *dlang_lname (string *, const char *, long);
+static const char *dlang_lname (string *, const char *, unsigned long);
 
 
 /* Extract the number from MANGLED, and assign the result to RET.
-   Return the remaining string on success or NULL on failure.  */
+   Return the remaining string on success or NULL on failure.
+   A result larger than UINT_MAX is considered a failure.  */
 static const char *
-dlang_number (const char *mangled, long *ret)
+dlang_number (const char *mangled, unsigned long *ret)
 {
   /* Return NULL if trying to extract something that isn't a digit.  */
   if (mangled == NULL || !ISDIGIT (*mangled))
     return NULL;
 
-  (*ret) = 0;
+  unsigned long val = 0;
 
   while (ISDIGIT (*mangled))
     {
-      (*ret) *= 10;
+      unsigned long digit = mangled[0] - '0';
 
-      /* If an overflow occured when multiplying by ten, the result
-	 will not be a multiple of ten.  */
-      if ((*ret % 10) != 0)
+      /* Check for overflow.  */
+      if (val > (UINT_MAX - digit) / 10)
 	return NULL;
 
-      (*ret) += mangled[0] - '0';
+      val = val * 10 + digit;
       mangled++;
     }
 
-  if (*mangled == '\0' || *ret < 0)
+  if (*mangled == '\0')
     return NULL;
 
+  *ret = val;
   return mangled;
 }
 
@@ -273,7 +284,8 @@ dlang_call_convention_p (const char *mangled)
 }
 
 /* Extract the back reference position from MANGLED, and assign the result
-   to RET.  Return the remaining string on success or NULL on failure.  */
+   to RET.  Return the remaining string on success or NULL on failure.
+   A result <= 0 is a failure.  */
 static const char *
 dlang_decode_backref (const char *mangled, long *ret)
 {
@@ -294,24 +306,26 @@ dlang_decode_backref (const char *mangled, long *ret)
 	    [A-Z] NumberBackRef
 	    ^
    */
-  (*ret) = 0;
+  unsigned long val = 0;
 
   while (ISALPHA (*mangled))
     {
-      (*ret) *= 26;
+      /* Check for overflow.  */
+      if (val > (ULONG_MAX - 25) / 26)
+	break;
 
-      /* If an overflow occured when multiplying by 26, the result
-	 will not be a multiple of 26.  */
-      if ((*ret % 26) != 0)
-	return NULL;
+      val *= 26;
 
       if (mangled[0] >= 'a' && mangled[0] <= 'z')
 	{
-	  (*ret) += mangled[0] - 'a';
+	  val += mangled[0] - 'a';
+	  if ((long) val <= 0)
+	    break;
+	  *ret = val;
 	  return mangled + 1;
 	}
 
-      (*ret) += mangled[0] - 'A';
+      val += mangled[0] - 'A';
       mangled++;
     }
 
@@ -337,7 +351,7 @@ dlang_backref (const char *mangled, const char **ret, struct dlang_info *info)
   if (mangled == NULL)
     return NULL;
 
-  if (refpos <= 0 || refpos > qpos - info->s)
+  if (refpos > qpos - info->s)
     return NULL;
 
   /* Set the position of the back reference.  */
@@ -359,7 +373,7 @@ dlang_symbol_backref (string *decl, const char *mangled,
 	    ^
    */
   const char *backref;
-  long len;
+  unsigned long len;
 
   /* Get position of the back reference.  */
   mangled = dlang_backref (mangled, &backref, info);
@@ -435,7 +449,7 @@ dlang_symbol_name_p (const char *mangled, struct dlang_info *info)
     return 0;
 
   mangled = dlang_decode_backref (mangled + 1, &ret);
-  if (mangled == NULL || ret <= 0 || ret > qref - info->s)
+  if (mangled == NULL || ret > qref - info->s)
     return 0;
 
   return ISDIGIT (qref[-ret]);
@@ -699,6 +713,15 @@ dlang_function_args (string *decl, const char *mangled, struct dlang_info *info)
 
       switch (*mangled)
 	{
+	case 'I': /* in(T) */
+	  mangled++;
+	  string_append (decl, "in ");
+	  if (*mangled == 'K') /* in ref(T) */
+	    {
+	      mangled++;
+	      string_append (decl, "ref ");
+	    }
+	  break;
 	case 'J': /* out(T) */
 	  mangled++;
 	  string_append (decl, "out ");
@@ -826,7 +849,6 @@ dlang_type (string *decl, const char *mangled, struct dlang_info *info)
       mangled = dlang_function_type (decl, mangled, info);
       string_append (decl, "function");
       return mangled;
-    case 'I': /* ident T */
     case 'C': /* class T */
     case 'S': /* struct T */
     case 'E': /* enum T */
@@ -985,7 +1007,7 @@ dlang_type (string *decl, const char *mangled, struct dlang_info *info)
 static const char *
 dlang_identifier (string *decl, const char *mangled, struct dlang_info *info)
 {
-  long len;
+  unsigned long len;
 
   if (mangled == NULL || *mangled == '\0')
     return NULL;
@@ -1003,7 +1025,7 @@ dlang_identifier (string *decl, const char *mangled, struct dlang_info *info)
   if (endptr == NULL || len == 0)
     return NULL;
 
-  if (strlen (endptr) < (size_t) len)
+  if (strlen (endptr) < len)
     return NULL;
 
   mangled = endptr;
@@ -1020,7 +1042,7 @@ dlang_identifier (string *decl, const char *mangled, struct dlang_info *info)
    with special treatment for some magic compiler generted symbols.
    Return the remaining string on success or NULL on failure.  */
 static const char *
-dlang_lname (string *decl, const char *mangled, long len)
+dlang_lname (string *decl, const char *mangled, unsigned long len)
 {
   switch (len)
     {
@@ -1119,7 +1141,7 @@ dlang_parse_integer (string *decl, const char *mangled, char type)
       char value[20];
       int pos = sizeof(value);
       int width = 0;
-      long val;
+      unsigned long val;
 
       mangled = dlang_number (mangled, &val);
       if (mangled == NULL)
@@ -1175,7 +1197,7 @@ dlang_parse_integer (string *decl, const char *mangled, char type)
   else if (type == 'b')
     {
       /* Parse boolean value.  */
-      long val;
+      unsigned long val;
 
       mangled = dlang_number (mangled, &val);
       if (mangled == NULL)
@@ -1294,7 +1316,7 @@ static const char *
 dlang_parse_string (string *decl, const char *mangled)
 {
   char type = *mangled;
-  long len;
+  unsigned long len;
 
   mangled++;
   mangled = dlang_number (mangled, &len);
@@ -1358,7 +1380,7 @@ dlang_parse_string (string *decl, const char *mangled)
 static const char *
 dlang_parse_arrayliteral (string *decl, const char *mangled)
 {
-  long elements;
+  unsigned long elements;
 
   mangled = dlang_number (mangled, &elements);
   if (mangled == NULL)
@@ -1384,7 +1406,7 @@ dlang_parse_arrayliteral (string *decl, const char *mangled)
 static const char *
 dlang_parse_assocarray (string *decl, const char *mangled)
 {
-  long elements;
+  unsigned long elements;
 
   mangled = dlang_number (mangled, &elements);
   if (mangled == NULL)
@@ -1415,7 +1437,7 @@ dlang_parse_assocarray (string *decl, const char *mangled)
 static const char *
 dlang_parse_structlit (string *decl, const char *mangled, const char *name)
 {
-  long args;
+  unsigned long args;
 
   mangled = dlang_number (mangled, &args);
   if (mangled == NULL)
@@ -1642,7 +1664,7 @@ dlang_parse_qualified (string *decl, const char *mangled,
 static const char *
 dlang_parse_tuple (string *decl, const char *mangled, struct dlang_info *info)
 {
-  long elements;
+  unsigned long elements;
 
   mangled = dlang_number (mangled, &elements);
   if (mangled == NULL)
@@ -1677,7 +1699,7 @@ dlang_template_symbol_param (string *decl, const char *mangled,
   if (*mangled == 'Q')
     return dlang_parse_qualified (decl, mangled, info, 0);
 
-  long len;
+  unsigned long len;
   const char *endptr = dlang_number (mangled, &len);
 
   if (endptr == NULL || len == 0)
@@ -1790,12 +1812,12 @@ dlang_template_args (string *decl, const char *mangled, struct dlang_info *info)
 	}
 	case 'X': /* Externally mangled parameter.  */
 	{
-	  long len;
+	  unsigned long len;
 	  const char *endptr;
 
 	  mangled++;
 	  endptr = dlang_number (mangled, &len);
-	  if (endptr == NULL || strlen (endptr) < (size_t) len)
+	  if (endptr == NULL || strlen (endptr) < len)
 	    return NULL;
 
 	  string_appendn (decl, endptr, len);
@@ -1815,7 +1837,7 @@ dlang_template_args (string *decl, const char *mangled, struct dlang_info *info)
    Returns the remaining signature on success or NULL on failure.  */
 static const char *
 dlang_parse_template (string *decl, const char *mangled,
-		      struct dlang_info *info, long len)
+		      struct dlang_info *info, unsigned long len)
 {
   const char *start = mangled;
   string args;
@@ -1851,7 +1873,9 @@ dlang_parse_template (string *decl, const char *mangled,
   string_delete (&args);
 
   /* Check for template name length mismatch.  */
-  if (len != TEMPLATE_LENGTH_UNKNOWN && mangled && (mangled - start) != len)
+  if (len != TEMPLATE_LENGTH_UNKNOWN
+      && mangled
+      && (unsigned long) (mangled - start) != len)
     return NULL;
 
   return mangled;
diff --git a/libiberty/simple-object-elf.c b/libiberty/simple-object-elf.c
index c62d5bba551..7c9d492f6a4 100644
--- a/libiberty/simple-object-elf.c
+++ b/libiberty/simple-object-elf.c
@@ -1467,6 +1467,11 @@ simple_object_elf_copy_lto_debug_sections (simple_object_read *sobj,
 		       && st_shndx < shnum
 		       && pfnret[st_shndx - 1] == -1)
 		discard = 1;
+	      /* We also need to remove global UNDEFs which can
+		 cause link fails later.  */
+	      else if (st_shndx == SHN_UNDEF
+		       && ELF_ST_BIND (*st_info) == STB_GLOBAL)
+		discard = 1;
 
 	      if (discard)
 		{
diff --git a/libiberty/testsuite/d-demangle-expected b/libiberty/testsuite/d-demangle-expected
index e3f32e31d7b..ba0ffed5c8d 100644
--- a/libiberty/testsuite/d-demangle-expected
+++ b/libiberty/testsuite/d-demangle-expected
@@ -274,14 +274,6 @@ _D8demangle4testFNhG4dZv
 demangle.test(__vector(double[4]))
 #
 --format=dlang
-_D8demangle4testFI5identZv
-demangle.test(ident)
-#
---format=dlang
-_D8demangle4testFI5ident4testZv
-demangle.test(ident.test)
-#
---format=dlang
 _D8demangle4testFC5classZv
 demangle.test(class)
 #
@@ -314,6 +306,14 @@ _D8demangle4testFT7typedef4testZv
 demangle.test(typedef.test)
 #
 --format=dlang
+_D8demangle4testFIaZv
+demangle.test(in char)
+#
+--format=dlang
+_D8demangle4testFIKaZv
+demangle.test(in ref char)
+#
+--format=dlang
 _D8demangle4testFJaZv
 demangle.test(out char)
 #
@@ -1140,6 +1140,14 @@ _D4test34__T3barVG3uw3_616263VG3wd3_646566Z1xi
 test.bar!("abc"w, "def"d).x
 #
 --format=dlang
+_D4test21__T3funVwi4294967295Z3funFNaNbNiNfZv
+test.fun!('\Uffffffff').fun()
+#
+--format=dlang
+_D4test21__T3funVwi4294967296Z3funFNaNbNiNfZv
+_D4test21__T3funVwi4294967296Z3funFNaNbNiNfZv
+#
+--format=dlang
 _D6plugin8generateFiiZAya
 plugin.generate(int, int)
 #
diff --git a/libiberty/testsuite/demangle-expected b/libiberty/testsuite/demangle-expected
index d8e50951f84..0850db3d6dd 100644
--- a/libiberty/testsuite/demangle-expected
+++ b/libiberty/testsuite/demangle-expected
@@ -1114,7 +1114,7 @@ DFA
 # http://sourceware.org/bugzilla/show_bug.cgi?id=11572
 --format=auto
 _ZN3Psi7VariantIIcPKcEE5visitIIRZN11VariantTest9TestVisit11test_methodEvEUlS2_E0_RZNS6_11test_methodEvEUlcE1_RZNS6_11test_methodEvEUlNS_4NoneEE_EEENS_13VariantDetail19SelectVisitorResultIIDpT_EE4typeEDpOSG_
-Psi::VariantDetail::SelectVisitorResult<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>::type Psi::Variant<char, char const*>::visit<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>((VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&)...)
+Psi::VariantDetail::SelectVisitorResult<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>::type Psi::Variant<char, char const*>::visit<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>(VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&)
 #
 # Clone suffix tests
 #
@@ -1170,7 +1170,7 @@ f<void () const, void () const>
 #
 --format=gnu-v3
 _ZN4modc6parser8sequenceINS_9astParser13LocatedParserINS0_9ParserRefINS2_UlRNS2_16TokenParserInputEE_EEEEEINS0_14OptionalParserINS2_18ListParserTemplateILNS_6tokens5Token4TypeE4EXadL_ZNSD_Ut_13parenthesizedEEEE6ParserINS4_INS0_6ParserIS5_NS_3ast10ExpressionEEEEEEEEENSA_INS4_INS2_22OneOfKeywordsToTParserINSJ_5StyleEEEEEEENS0_14SequenceParserIS5_INS0_18ExactElementParserIS5_EENSA_ISM_EEEEENS0_14RepeatedParserINS4_INS0_15TransformParserINSU_IS5_INS4_INSP_INSJ_10Annotation12RelationshipEEEEESX_EEENS2_UlNS2_3LocES12_ONS_5MaybeISK_EEE19_EEEEELb0EEEEEENSU_INS0_17ExtractParserTypeIT_E9InputTypeEINS0_8MaybeRefIS1F_E4TypeEDpNS1I_IT0_E4TypeEEEEOS1F_DpOS1L_
-modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::parser::ExtractParserType<modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> > >::InputType, modc::parser::MaybeRef<modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}>::Type, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false><modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > > >::Type, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false><modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> > > >::Type, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false><modc::parser::SequenceParser<modc::astParser::TokenParserInput<modc::parser::ExactElementParser<modc::astParser::TokenParserInput>, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::ast::Expression> > > >::Type, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false><modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false> >::Type> modc::parser::sequence<modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> >, modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > >, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> > >, modc::parser::SequenceParser<modc::astParser::TokenParserInput<modc::parser::ExactElementParser<modc::astParser::TokenParserInput>, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::ast::Expression> > >, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Style> ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > ><modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::{unnamed type#1}::parenthesized>::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser> >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}> >, false> >(modc::astParser::{lambda(modc::astParser::Loc, modc::parser::RepeatedParser, modc::Maybe<modc::parser::Parser>&&)#21}&&, (modc::parser::ExtractParserType<modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> > >&&)...)
+modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > ><modc::parser::ExtractParserType<modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> > >::InputType, modc::parser::MaybeRef<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > ><modc::parser::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser<modc::astParser::TokenParserInput> > >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::TransformParser, modc::Maybe<modc::ast>&&)#21}> > >::Type, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > > >::Type, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > > >::Type, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::SequenceParser<modc::astParser::TokenParserInput<modc::parser::ExactElementParser<modc::astParser::TokenParserInput>, modc::parser::OptionalParser<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > > >::Type, modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> ><modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > ><modc::parser::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser<modc::astParser::TokenParserInput> > >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::TransformParser, modc::Maybe<modc::ast>&&)#21}> >, false> >::Type> modc::parser::sequence<modc::astParser::LocatedParser<modc::parser::ParserRef<modc::astParser::{lambda(modc::astParser::TokenParserInput&)#1}> >, modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > >, modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > >, modc::parser::SequenceParser<modc::astParser::TokenParserInput<modc::parser::ExactElementParser<modc::astParser::TokenParserInput>, modc::parser::OptionalParser<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > >, modc::parser::RepeatedParser<modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > ><modc::parser::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser<modc::astParser::TokenParserInput> > >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::TransformParser, modc::Maybe<modc::ast>&&)#21}> >, false> >(modc::parser::ParserRef<modc::parser::TransformParser<modc::parser::OptionalParser<modc::parser::ParserRef<modc::astParser::OneOfKeywordsToTParser<modc::parser::Parser::Style> > ><modc::astParser::TokenParserInput<modc::parser::ParserRef<modc::parser::OptionalParser<modc::astParser::ListParserTemplate<(modc::tokens::Token::Type)4, &modc::tokens::Token::{unnamed type#1}::parenthesized>::Parser<modc::parser::ParserRef<modc::parser::Parser<modc::astParser::TokenParserInput, modc::ast::Expression> > > ><modc::parser::Parser::Annotation::Relationship> >, modc::parser::ExactElementParser<modc::astParser::TokenParserInput> > >, modc::astParser::{lambda(modc::astParser::Loc, modc::parser::TransformParser, modc::Maybe<modc::ast>&&)#21}> >&&, (modc::parser::MaybeRef&&)...)
 --format=gnu-v3
 _ZNKR1A1hEv
 A::h() const &
@@ -1189,7 +1189,7 @@ void f<int>()
 # https://sourceware.org/bugzilla/show_bug.cgi?id=14963#c3
 --format=gnu-v3
 _ZSt7forwardIRN1x14refobjiteratorINS0_3refINS0_4mime30multipart_section_processorObjIZ15get_body_parserIZZN14mime_processor21make_section_iteratorERKNS2_INS3_10sectionObjENS0_10ptrrefBaseEEEbENKUlvE_clEvEUlSB_bE_ZZNS6_21make_section_iteratorESB_bENKSC_clEvEUlSB_E0_ENS1_INS2_INS0_20outputrefiteratorObjIiEES8_EEEERKSsSB_OT_OT0_EUlmE_NS3_32make_multipart_default_discarderISP_EEEES8_EEEEEOT_RNSt16remove_referenceISW_E4typeE
-x::refobjiterator<x::ref<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&> >, x::ptrrefBase> >& std::forward<x::refobjiterator<x::ref<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&> >, x::ptrrefBase> >&>(std::remove_reference<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&> > >::type&)
+x::refobjiterator<x::ref<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}> >, x::ptrrefBase> >& std::forward<x::refobjiterator<x::ref<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}> >, x::ptrrefBase> >&>(std::remove_reference<x::refobjiterator<x::ref<x::mime::multipart_section_processorObj<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}, x::mime::make_multipart_default_discarder<get_body_parser<mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}>(std::string const&, x::ref<x::mime::sectionObj, x::ptrrefBase> const&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)#1}&&, mime_processor::make_section_iterator(x::ref<x::mime::sectionObj, x::ptrrefBase> const&, bool)::{lambda()#1}::operator()() const::{lambda(x::ref<x::mime::sectionObj, x::ptrrefBase> const&)#2}&&)::{lambda(unsigned long)#1}> >, x::ptrrefBase> >&>::type&)
 #
 --format=gnu-v3 --no-params
 _ZNK7strings8internal8SplitterINS_9delimiter5AnyOfENS_9SkipEmptyEEcvT_ISt6vectorI12basic_stringIcSt11char_traitsIcESaIcEESaISD_EEvEEv
@@ -1213,7 +1213,7 @@ A::operator C<int><C>
 # https://sourceware.org/bugzilla/show_bug.cgi?id=14963#c16
 --format=gnu-v3
 _ZN3mdr16in_cached_threadIRZNK4cudr6GPUSet17parallel_for_eachIZN5tns3d20shape_representation7compute7GPUImpl7executeERKNS_1AINS_7ptr_refIKjEELl3ELl3ENS_8c_strideILl1ELl0EEEEERKNS8_INS9_IjEELl4ELl1ESD_EEEUliRKNS1_7ContextERNS7_5StateEE_JSt6vectorISO_SaISO_EEEEEvOT_DpRT0_EUlSP_E_JSt17reference_wrapperISO_EEEENS_12ScopedFutureIDTclfp_spcl7forwardISW_Efp0_EEEEESV_DpOSW_
-mdr::ScopedFuture<decltype ({parm#1}(((forward<cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&>)({parm#2}))...))> mdr::in_cached_thread<cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&, std::reference_wrapper<tns3d::shape_representation::compute::GPUImpl::State> >(cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&, (cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&&&)...)
+mdr::ScopedFuture<decltype ({parm#1}((forward<std::reference_wrapper<tns3d::shape_representation::compute::GPUImpl::State> >)({parm#2})))> mdr::in_cached_thread<cudr::GPUSet::parallel_for_each<tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> > >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&) const::{lambda(tns3d::shape_representation::compute::GPUImpl::State&)#1}&, std::reference_wrapper<tns3d::shape_representation::compute::GPUImpl::State> >(tns3d::shape_representation::compute::GPUImpl::execute(mdr::A<mdr::ptr_ref<unsigned int const>, 3l, 3l, mdr::c_stride<1l, 0l> > const&, mdr::A<mdr::ptr_ref<unsigned int>, 4l, 1l, mdr::c_stride<1l, 0l> > const&)::{lambda(int, cudr::Context const&, tns3d::shape_representation::compute::GPUImpl::State&)#1}&&, std::vector<tns3d::shape_representation::compute::GPUImpl::State, std::allocator<tns3d::shape_representation::compute::GPUImpl::State> >&&)
 # https://sourceware.org/bugzilla/show_bug.cgi?id=14963#c18
 --format=gnu-v3
 _ZNSt9_Any_data9_M_accessIPZN13ThreadManager10futureTaskISt5_BindIFSt7_Mem_fnIM6RunnerFvvEEPS5_EEEEvOT_EUlvE_EERSC_v
@@ -1269,7 +1269,7 @@ void function_temp<int>(A<sizeof ((int)(999))>)
 #
 --format=gnu-v3
 _Z7ZipWithI7QStringS0_5QListZN4oral6detail16AdaptCreateTableI7AccountEES0_RKNS3_16CachedFieldsDataEEUlRKS0_SA_E_ET1_IDTclfp1_cvT__EcvT0__EEEERKT1_ISC_ERKT1_ISD_ET2_
-QList<decltype ({parm#3}((QString)(), (QString)()))> ZipWith<QString, QString, QList, oral::detail::AdaptCreateTable<Account>(oral::detail::CachedFieldsData const&)::{lambda(QString const&, QString const&)#1}>(QList<oral::detail::AdaptCreateTable<Account>(oral::detail::CachedFieldsData const&)::{lambda(QString const&, QString const&)#1}> const&, QList<QList> const&, oral::detail::AdaptCreateTable<Account>(oral::detail::CachedFieldsData const&)::{lambda(QString const&, QString const&)#1})
+QList<decltype ({parm#3}((QString)(), (QString)()))> ZipWith<QString, QString, QList, oral::detail::AdaptCreateTable<Account>(oral::detail::CachedFieldsData const&)::{lambda(QString const&, QString const&)#1}>(QList<QList> const&, QList<QString> const&, oral::detail::AdaptCreateTable<Account>(oral::detail::CachedFieldsData const&)::{lambda(QString const&, QString const&)#1})
 #
 # These three are symbols generated by g++'s testsuite, which triggered the same bug as above.
 --format=gnu-v3
@@ -1456,3 +1456,16 @@ coro1::empty::operator co_await() const
 
 _ZNK3FoossERKS_
 Foo::operator<=>(Foo const&) const
+
+_Z1f1AIXtl1Udi1iLi0EEEE
+f(A<U{.i=(0)}>)
+
+_Z1f1AIXtl1Xdi1adi1bdxLi3ELi1EEEE
+f(A<X{.a.b[3]=(1)}>)
+
+_Z1f1AIXtl1Xdi1adi1bdXLi3ELi4ELi1EEEE
+f(A<X{.a.b[3 ... 4]=(1)}>)
+
+# PR 96143
+_Z2F2IZ1FvEUlvE_EN1AIT_E1XES2_
+A<F()::{lambda()#1}>::X F2<F()::{lambda()#1}>(F()::{lambda()#1})