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Report errors for incomplete types and missing fields.

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This commit is contained in:
Bill Currie 2011-02-13 20:23:08 +09:00
parent c336aaeb80
commit b545f72f93
1 changed files with 11 additions and 4 deletions
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15
tools/qfcc/source/expr.c
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@ -842,13 +842,17 @@ field_expr (expr_t *e1, expr_t *e2)
}
} else if (t1->type == ev_pointer) {
if (is_struct (t1->t.fldptr.type)) {
symtab_t *strct = t1->t.fldptr.type->t.symtab;
type_t *struct_type = t1->t.fldptr.type;
symtab_t *strct = struct_type->t.symtab;
symbol_t *sym = e2->e.symbol;//FIXME need to check
symbol_t *field;
if (!strct)
return error (e1, "dereferencing pointer to incomplete type");
field = symtab_lookup (strct, sym->name);
if (!field)
return new_error_expr ();
return error (e2, "'%s' has no member named '%s'",
struct_type->name + 4, sym->name);
e2->type = ex_value;
e2->e.value.type = ev_short;
e2->e.value.v.short_val = field->s.offset;
@ -877,9 +881,12 @@ field_expr (expr_t *e1, expr_t *e2)
symbol_t *sym = e2->e.symbol;//FIXME need to check
symbol_t *field;
if (!strct)
return error (e1, "dereferencing pointer to incomplete type");
field = symtab_lookup (strct, sym->name);
if (!field)
return new_error_expr ();
return error (e2, "'%s' has no member named '%s'",
t1->name + 4, sym->name);
e2->type = ex_value;
e2->e.value.type = ev_short;
e2->e.value.v.short_val = field->s.offset;