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[deliverable/binutils-gdb.git] / gdb / go-lang.c

diff --git a/gdb/go-lang.c b/gdb/go-lang.c
index e9cba7713c05a898a0dd4f4fee20724e54fef122..b527d9f72eec31dbe002773f0a5af0f92a2163df 100644 (file)
--- a/gdb/go-lang.c
+++ b/gdb/go-lang.c
@@ -1,6 +1,6 @@
 /* Go language support routines for GDB, the GNU debugger.
 
-   Copyright (C) 2012-2018 Free Software Foundation, Inc.
+   Copyright (C) 2012-2019 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -40,6 +40,7 @@
 #include "go-lang.h"
 #include "c-lang.h"
 #include "parser-defs.h"
+#include "gdbarch.h"
 
 #include <ctype.h>
 
@@ -106,8 +107,8 @@ static int
 sixg_string_p (struct type *type)
 {
   if (TYPE_NFIELDS (type) == 2
-      && TYPE_TAG_NAME (type) != NULL
-      && strcmp (TYPE_TAG_NAME (type), "string") == 0)
+      && TYPE_NAME (type) != NULL
+      && strcmp (TYPE_NAME (type), "string") == 0)
     return 1;
 
   return 0;
@@ -130,6 +131,16 @@ go_classify_struct_type (struct type *type)
   return GO_TYPE_NONE;
 }
 
+/* Return true if TYPE is a string.  */
+
+static bool
+go_is_string_type_p (struct type *type)
+{
+  type = check_typedef (type);
+  return (TYPE_CODE (type) == TYPE_CODE_STRUCT
+         && go_classify_struct_type (type) == GO_TYPE_STRING);
+}
+
 /* Subroutine of unpack_mangled_go_symbol to simplify it.
    Given "[foo.]bar.baz", store "bar" in *PACKAGEP and "baz" in *OBJECTP.
    We stomp on the last '.' to nul-terminate "bar".
@@ -400,7 +411,7 @@ go_sniff_from_mangled_name (const char *mangled, char **demangled)
 char *
 go_symbol_package_name (const struct symbol *sym)
 {
-  const char *mangled_name = SYMBOL_LINKAGE_NAME (sym);
+  const char *mangled_name = sym->linkage_name ();
   const char *package_name;
   const char *object_name;
   const char *method_type_package_name;
@@ -409,7 +420,7 @@ go_symbol_package_name (const struct symbol *sym)
   char *name_buf;
   char *result;
 
-  gdb_assert (SYMBOL_LANGUAGE (sym) == language_go);
+  gdb_assert (sym->language () == language_go);
   name_buf = unpack_mangled_go_symbol (mangled_name,
                                       &package_name, &object_name,
                                       &method_type_package_name,
@@ -577,7 +588,6 @@ extern const struct language_defn go_language_defn =
   NULL,
   &exp_descriptor_c,
   go_parse,
-  go_yyerror,
   null_post_parser,
   c_printchar,                 /* Print a character constant.  */
   c_printstr,                  /* Function to print string constant.  */
@@ -605,7 +615,6 @@ extern const struct language_defn go_language_defn =
   go_language_arch_info,
   default_print_array_index,
   default_pass_by_reference,
-  c_get_string,
   c_watch_location_expression,
   NULL,                                /* la_get_symbol_name_matcher */
   iterate_over_symbols,
@@ -613,7 +622,8 @@ extern const struct language_defn go_language_defn =
   &default_varobj_ops,
   NULL,
   NULL,
-  LANG_MAGIC
+  go_is_string_type_p,
+  "{...}"                      /* la_struct_too_deep_ellipsis */
 };
 
 static void *