Fix this test. It was testing broken behavior in that it required ADCE to eliminate

a potentially infinite loop, which is undesirable.  Instead, test the LICM behavior
that we're really interested in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51177 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2008-05-16 04:25:09 +00:00
parent b2ae9e34db
commit 90d2736540

View File

@ -1,9 +1,8 @@
; Test that LICM uses basicaa to do alias analysis, which is capable of
; disambiguating some obvious cases. If LICM is able to disambiguate the
; two pointers, then the load should be hoisted, and the store sunk. Thus
; the loop becomes empty and can be deleted by ADCE.
; two pointers, then the load should be hoisted, and the store sunk.
; RUN: llvm-as < %s | opt -basicaa -licm --adce | llvm-dis | not grep Loop
; RUN: llvm-as < %s | opt -basicaa -licm | llvm-dis | %prcontext @A 1 | not grep Loop
@A = global i32 7 ; <i32*> [#uses=3]
@B = global i32 8 ; <i32*> [#uses=2]