[LLVMdev] PROPOSAL: struct-access-path aware TBAA

Manman Ren mren at apple.com
Mon Mar 11 13:53:19 PDT 2013


On Mar 11, 2013, at 12:14 PM, Krzysztof Parzyszek wrote:

> On 3/11/2013 1:41 PM, Manman Ren wrote:
>> 
>>   |  x  |
>>          extends
>>   |    z         |
>>       super-type
>>            |  y  |
> 
> What does this mean?  "The type of z extends the type of x, and the type of z is a super-type of y"?
Extends x into a subobject z, and z is a super-type of y.

-Manman
> 
> -Krzysztof
> 
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