Displaying 2 results from an estimated 2 matches for "ffb9cbb8".
2011 Sep 10
2
[LLVMdev] readnone
Nick Lewycky wrote:
> I was sure that I remember "opt -functionattrs" being taught to do this,
> but I just tried it out and it doesn't. This is a missed optz'n
> opportunity, testcase:
>
> @x = constant i32 0
> define void @foo() {
> load i32* @x
> ret void
> }
>
> is only marked readonly when it should be readnone. Could
2011 Sep 10
0
[LLVMdev] readnone
Thanks for the answer Nick. Now you got me on a chase through FunctionAttrs.cpp
trying to find out what analysis passes "... which answers no to everything", means. :-)
Garrison
On Sep 10, 2011, at 13:52, Nick Lewycky wrote:
> Nick Lewycky wrote:
>> I was sure that I remember "opt -functionattrs" being taught to do this,
>> but I just tried it out and it