gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / binutils / stabs.c

diff --git a/binutils/stabs.c b/binutils/stabs.c
index fc459c46447976f10ae9582313d4079ce815c967..9f043d1191bb317d7303ad6e3b70b865f192da52 100644 (file)
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -1,5 +1,5 @@
 /* stabs.c -- Parse stabs debugging information
-   Copyright (C) 1995-2018 Free Software Foundation, Inc.
+   Copyright (C) 1995-2020 Free Software Foundation, Inc.
    Written by Ian Lance Taylor <ian@cygnus.com>.
 
    This file is part of GNU Binutils.
@@ -2119,8 +2119,7 @@ parse_stab_struct_type (void *                dhandle,
       || ! parse_stab_tilde_field (dhandle, info, pp, typenums, &vptrbase,
                                   &ownvptr, p_end))
     {
-      if (fields != NULL)
-       free (fields);
+      free (fields);
       return DEBUG_TYPE_NULL;
     }
 
@@ -2955,12 +2954,9 @@ parse_stab_members (void *                dhandle,
   return TRUE;
 
  fail:
-  if (name != NULL)
-    free (name);
-  if (variants != NULL)
-    free (variants);
-  if (argtypes != NULL)
-    free (argtypes);
+  free (name);
+  free (variants);
+  free (argtypes);
   return FALSE;
 }
 
@@ -3037,27 +3033,15 @@ parse_stab_argtypes (void *dhandle, struct stab_handle *info,
          && fieldname[1] == 'p'
          && (fieldname[2] == '$' || fieldname[2] == '.'))
        {
-         const char *opname;
-
-         opname = cplus_mangle_opname (fieldname + 3, 0);
-         if (opname == NULL)
-           {
-             fprintf (stderr, _("No mangling for \"%s\"\n"), fieldname);
-             return DEBUG_TYPE_NULL;
-           }
-         mangled_name_len += strlen (opname);
-         physname = (char *) xmalloc (mangled_name_len);
-         strncpy (physname, fieldname, 3);
-         strcpy (physname + 3, opname);
+         /* Opname selection is no longer supported by libiberty's demangler.  */
+         return DEBUG_TYPE_NULL;
        }
+
+      physname = (char *) xmalloc (mangled_name_len);
+      if (is_constructor)
+       physname[0] = '\0';
       else
-       {
-         physname = (char *) xmalloc (mangled_name_len);
-         if (is_constructor)
-           physname[0] = '\0';
-         else
-           strcpy (physname, fieldname);
-       }
+       strcpy (physname, fieldname);
 
       physname_len = strlen (physname);
       strcat (physname, buf);
@@ -3913,8 +3897,7 @@ stab_demangle_argtypes (void *dhandle, struct stab_handle *info,
   return minfo.args;
 
  error_return:
-  if (minfo.typestrings != NULL)
-    free (minfo.typestrings);
+  free (minfo.typestrings);
   return NULL;
 }
 
@@ -4528,8 +4511,7 @@ stab_demangle_template (struct stab_demangle_info *minfo, const char **pp,
       if (s3 == NULL || s4 == NULL)
        {
          stab_bad_demangle (orig);
-         if (s3 != NULL)
-           free (s3);
+         free (s3);
          return FALSE;
        }