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PR c++/9946:
	* symfile.c (reread_symbols): Clear template_symbols.
	* symtab.h (struct symbol) <is_cplus_template_function>: New
	field.
	(SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION): New macro.
	(struct template_symbol): New.
	* symtab.c (lookup_symbol_aux_local): Use
	cp_lookup_symbol_imports_or_template.
	* objfiles.h (struct objfile) <template_symbols>: New field.
	* objfiles.c (relocate_one_symbol): New function.
	(objfile_relocate1): Use it.  Relocate isolated symbols.
	* gdbtypes.h (struct cplus_struct_type) <n_template_arguments,
	template_arguments>: New fields.
	(TYPE_N_TEMPLATE_ARGUMENTS): New macro.
	(TYPE_TEMPLATE_ARGUMENTS): Likewise.
	(TYPE_TEMPLATE_ARGUMENT): Likewise.
	(lookup_typename): Update.
	* gdbtypes.c (lookup_typename): Constify "block" argument.
	* dwarf2read.c: Include vec.h.
	(symbolp): New typedef.
	(read_func_scope): Read template arguments.  Allocate a
	template_symbol when needed.
	(read_structure_type): Read template arguments.
	(new_symbol_full): New function, from new_symbol.  Handle
	DW_TAG_template_type_param and DW_TAG_template_value_param.
	(new_symbol): Rewrite as wrapper.
	* cp-support.h (cp_lookup_symbol_imports_or_template): Declare.
	* cp-namespace.c: Include language.h.
	(search_symbol_list): New function.
	(cp_lookup_symbol_imports_or_template): Likewise.
gdb/testsuite
	PR c++/9946:
	* gdb.cp/temargs.exp: New file.
	* gdb.cp/temargs.cc: New file.
This commit is contained in:
Tom Tromey
2010-07-28 16:23:59 +00:00
parent 75bc1f8113
commit 34eaf5422c
14 changed files with 532 additions and 40 deletions
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26
gdb/symtab.h
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@@ -589,6 +589,10 @@ struct symbol
/* Whether this is an inlined function (class LOC_BLOCK only). */
unsigned is_inlined : 1;
/* True if this is a C++ function symbol with template arguments.
In this case the symbol is really a "struct template_symbol". */
unsigned is_cplus_template_function : 1;
/* Line number of this symbol's definition, except for inlined
functions. For an inlined function (class LOC_BLOCK and
SYMBOL_INLINED set) this is the line number of the function's call
@@ -636,12 +640,34 @@ struct symbol
#define SYMBOL_CLASS(symbol) (symbol)->aclass
#define SYMBOL_IS_ARGUMENT(symbol) (symbol)->is_argument
#define SYMBOL_INLINED(symbol) (symbol)->is_inlined
#define SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION(symbol) \
(symbol)->is_cplus_template_function
#define SYMBOL_TYPE(symbol) (symbol)->type
#define SYMBOL_LINE(symbol) (symbol)->line
#define SYMBOL_SYMTAB(symbol) (symbol)->symtab
#define SYMBOL_COMPUTED_OPS(symbol) (symbol)->ops.ops_computed
#define SYMBOL_REGISTER_OPS(symbol) (symbol)->ops.ops_register
#define SYMBOL_LOCATION_BATON(symbol) (symbol)->aux_value
/* An instance of this type is used to represent a C++ template
function. It includes a "struct symbol" as a kind of base class;
users downcast to "struct template_symbol *" when needed. A symbol
is really of this type iff SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION is
true. */
struct template_symbol
{
/* The base class. */
struct symbol base;
/* The number of template arguments. */
int n_template_arguments;
/* The template arguments. This is an array with
N_TEMPLATE_ARGUMENTS elements. */
struct symbol **template_arguments;
};
/* Each item represents a line-->pc (or the reverse) mapping. This is
somewhat more wasteful of space than one might wish, but since only