gdb: Convert la_store_sym_names_in_linkage_form_p to a method

Convert language_data::la_store_sym_names_in_linkage_form_p member
variable to language_defn::store_sym_names_in_linkage_form_p virtual
function.

There should be no user visible changes after this commit.

gdb/ChangeLog:

	* ada-lang.c (ada_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	(ada_language::store_sym_names_in_linkage_form_p): New member
	function.
	* c-lang.c (c_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	(c_language::store_sym_names_in_linkage_form_p): New member
	function.
	(cplus_language_data): Remove la_store_sym_names_in_linkage_form_p
	initializer.
	(asm_language_data): Likewise.
	(asm_language::store_sym_names_in_linkage_form_p): New member
	function.
	(minimal_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	(minimal_language::store_sym_names_in_linkage_form_p): New member
	function.
	* d-lang.c (d_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	* dwarf2/read.c (dwarf2_physname): Update call to
	store_sym_names_in_linkage_form_p.
	* f-lang.c (f_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	* go-lang.c (go_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	* language.c (unknown_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	(unknown_language::store_sym_names_in_linkage_form_p): New member
	function.
	(auto_language_data): Remove la_store_sym_names_in_linkage_form_p
	initializer.
	(auto_language::store_sym_names_in_linkage_form_p): New member
	function.
	* language.h (language_data): Remove
	la_store_sym_names_in_linkage_form_p member variable.
	(language_defn::store_sym_names_in_linkage_form_p): New member
	function.
	* m2-lang.c (m2_language_data): Remove
	la_store_sym_names_in_linkage_form_p initializer.
	* objc-lang.c (objc_language_data): Likewise.
	* opencl-lang.c (opencl_language_data): Likewise.
	* p-lang.c (pascal_language_data): Likewise.
	* rust-lang.c (rust_language_data): Likewise.

1 files changed, 21 insertions, 22 deletions

diff --git a/gdb/language.h b/gdb/language.h
index d83ea132a91..10a9e707320 100644
--- a/gdb/language.h
+++ b/gdb/language.h
@@ -206,28 +206,6 @@ struct language_data
 
     const struct exp_descriptor *la_exp_desc;
 
-    /* Now come some hooks for lookup_symbol.  */
-
-    /* True if the symbols names should be stored in GDB's data structures
-       for minimal/partial/full symbols using their linkage (aka mangled)
-       form; false if the symbol names should be demangled first.
-
-       Most languages implement symbol lookup by comparing the demangled
-       names, in which case it is advantageous to store that information
-       already demangled, and so would set this field to false.
-
-       On the other hand, some languages have opted for doing symbol
-       lookups by comparing mangled names instead, for reasons usually
-       specific to the language.  Those languages should set this field
-       to true.
-
-       And finally, other languages such as C or Asm do not have
-       the concept of mangled vs demangled name, so those languages
-       should set this field to true as well, to prevent any accidental
-       demangling through an unrelated language's demangler.  */
-
-    const bool la_store_sym_names_in_linkage_form_p;
-
     /* Table for printing expressions.  */
 
     const struct op_print *la_op_print_tab;
@@ -573,6 +551,27 @@ struct language_defn : language_data
   virtual char string_lower_bound () const
   { return c_style_arrays_p () ? 0 : 1; }
 
+  /* Returns true if the symbols names should be stored in GDB's data
+     structures for minimal/partial/full symbols using their linkage (aka
+     mangled) form; false if the symbol names should be demangled first.
+
+     Most languages implement symbol lookup by comparing the demangled
+     names, in which case it is advantageous to store that information
+     already demangled, and so would return false, which is the default.
+
+     On the other hand, some languages have opted for doing symbol lookups
+     by comparing mangled names instead, for reasons usually specific to
+     the language.  Those languages should override this function and
+     return true.
+
+     And finally, other languages such as C or Asm do not have the concept
+     of mangled vs demangled name, so those languages should also override
+     this function and return true, to prevent any accidental demangling
+     through an unrelated language's demangler.  */
+
+  virtual bool store_sym_names_in_linkage_form_p () const
+  { return false; }
+
 protected:
 
   /* This is the overridable part of the GET_SYMBOL_NAME_MATCHER method.