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Avoid class segfaults caused by parse errors.

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This commit is contained in:
Bill Currie 2012-12-22 19:35:19 +09:00
parent 681bd6f4b2
commit 85387e02cf
1 changed files with 5 additions and 1 deletions
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6
tools/qfcc/source/class.c
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@ -805,7 +805,7 @@ finish_class (class_t *class)
pr_class_t *cls;
defspace_t *space;
if (!class->def) // probably in error recovery
if (pr.error_count) // probably in error recovery
return;
space = class->def->space;
cls = &D_STRUCT (pr_class_t, class->def);
@ -1539,6 +1539,8 @@ symtab_t *
class_ivar_scope (class_type_t *class_type, symtab_t *parent)
{
class_t *class = extract_class (class_type);
if (!class->ivars)
return 0;
return symtab_flat_copy (class->ivars, parent);
}
@ -1552,6 +1554,8 @@ class_finish_ivar_scope (class_type_t *class_type, symtab_t *ivar_scope,
symbol_t *self;
expr_t *self_expr;
if (!ivar_scope)
return;
self = symtab_lookup (param_scope, "self");
if (!self)
internal_error (0, "I've lost my self!");