[cfe-commits] r97672 - in /cfe/trunk: lib/CodeGen/CGExprScalar.cpp test/CodeGenObjC/id-isa-codegen.m

[Daniel Dunbar]

On Thu, Mar 4, 2010 at 11:19 AM, Fariborz Jahanian <fjahanian at apple.com> wrote:
>
> On Mar 4, 2010, at 5:24 AM, Daniel Dunbar wrote:
>
>> Hi Fariborz,
>>
>> Is it possible to write this test to actually check the output LLVM IR
>> to make sure that whatever error was fixed, is fixed?
>>
>> - Daniel
>
> I am not sure how to write a test which checks for a pattern such as below
> and passes
> as we go through iterations of LLVM IR generations:
>
> %tmp2 = load i8** %resval                       ; <i8*> [#uses=1]
>  %1 = bitcast i8* %tmp2 to i8**                  ; <i8**> [#uses=1]
>  store i8* %tmp, i8** %1

This doesn't seem like a pattern that would change much, as long as
the test is written to not depend on the individual names (using
FileCheck variables).

> There is a small project which builds and runs and we can add it to buildbot
> instead.

Adding to the Objective-C tests in the LLVM test-suite repository
would also work.

 - Daniel

> - Fariborz
>
>