dbghelp: Added an unknown type in symt_cache for handling bad references to types.
Signed-off-by: Eric Pouech <eric.pouech@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
parent
e08b80a752
commit
ee3ea1e163
|
@ -163,8 +163,9 @@ typedef struct dwarf2_traverse_context_s
|
|||
} dwarf2_traverse_context_t;
|
||||
|
||||
/* symt_cache indexes */
|
||||
#define sc_void 0
|
||||
#define sc_num 1
|
||||
#define sc_void 0
|
||||
#define sc_unknown 1
|
||||
#define sc_num 2
|
||||
|
||||
typedef struct dwarf2_parse_context_s
|
||||
{
|
||||
|
@ -178,7 +179,7 @@ typedef struct dwarf2_parse_context_s
|
|||
struct sparse_array debug_info_table;
|
||||
ULONG_PTR load_offset;
|
||||
ULONG_PTR ref_offset;
|
||||
struct symt* symt_cache[sc_num]; /* void */
|
||||
struct symt* symt_cache[sc_num]; /* void, unknown */
|
||||
char* cpp_name;
|
||||
} dwarf2_parse_context_t;
|
||||
|
||||
|
@ -946,11 +947,12 @@ static struct symt* dwarf2_lookup_type(dwarf2_parse_context_t* ctx,
|
|||
dwarf2_debug_info_t* type;
|
||||
|
||||
if (!dwarf2_find_attribute(ctx, di, DW_AT_type, &attr))
|
||||
/* this is only valid if current language of CU is C or C++ */
|
||||
return ctx->symt_cache[sc_void];
|
||||
if (!(type = sparse_array_find(&ctx->debug_info_table, attr.u.uvalue)))
|
||||
{
|
||||
FIXME("Unable to find back reference to type %lx\n", attr.u.uvalue);
|
||||
return ctx->symt_cache[sc_void];
|
||||
return ctx->symt_cache[sc_unknown];
|
||||
}
|
||||
if (!type->symt)
|
||||
{
|
||||
|
@ -959,7 +961,7 @@ static struct symt* dwarf2_lookup_type(dwarf2_parse_context_t* ctx,
|
|||
if (!type->symt)
|
||||
{
|
||||
FIXME("Unable to load forward reference for tag %lx\n", type->abbrev->tag);
|
||||
return ctx->symt_cache[sc_void];
|
||||
return ctx->symt_cache[sc_unknown];
|
||||
}
|
||||
}
|
||||
return type->symt;
|
||||
|
@ -2373,6 +2375,7 @@ static BOOL dwarf2_parse_compilation_unit(const dwarf2_section_t* sections,
|
|||
ctx.ref_offset = comp_unit_start - sections[section_debug].address;
|
||||
memset(ctx.symt_cache, 0, sizeof(ctx.symt_cache));
|
||||
ctx.symt_cache[sc_void] = &symt_new_basic(module, btVoid, "void", 0)->symt;
|
||||
ctx.symt_cache[sc_unknown] = &symt_new_basic(module, btNoType, "# unknown", 0)->symt;
|
||||
ctx.cpp_name = NULL;
|
||||
|
||||
abbrev_ctx.data = sections[section_abbrev].address + cu_abbrev_offset;
|
||||
|
|
Loading…
Reference in New Issue