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(build_message_expr): Don't crash if super_type is 0.

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From-SVN: r2723
This commit is contained in:
Richard Stallman 1992-11-09 17:42:55 +00:00
parent 233c0fef14
commit 61fab23682
1 changed files with 6 additions and 7 deletions
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13
gcc/objc/objc-act.c
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@ -1635,12 +1635,10 @@ check_ivars (inter, imp)
}
}
/*
* struct objc_super {
* id self;
* struct objc_class *class;
* };
*/
/* Set super_type to the data type node for struct objc_super *,
first defining struct objc_super itself.
This needs to be done just once per compilation. */
static tree
build_super_template ()
{
@ -2695,7 +2693,8 @@ build_message_expr (mess)
/* Determine operation return type. */
if (TYPE_MAIN_VARIANT (rtype) == TYPE_MAIN_VARIANT (super_type))
if (super_type != 0
&& TYPE_MAIN_VARIANT (rtype) == TYPE_MAIN_VARIANT (super_type))
{
tree iface;