[llvm-commits] CVS: llvm/test/Transforms/GVNPRE/2007-06-15-Looping.ll

[Owen Anderson]

Changes in directory llvm/test/Transforms/GVNPRE:

2007-06-15-Looping.ll added (r1.1)
---
Log message:

Add a testcase where GVNPRE what getting confused by a loop.


---
Diffs of the changes:  (+22 -0)

 2007-06-15-Looping.ll |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+)


Index: llvm/test/Transforms/GVNPRE/2007-06-15-Looping.ll
diff -c /dev/null llvm/test/Transforms/GVNPRE/2007-06-15-Looping.ll:1.1
*** /dev/null	Fri Jun 15 12:54:15 2007
--- llvm/test/Transforms/GVNPRE/2007-06-15-Looping.ll	Fri Jun 15 12:54:05 2007
***************
*** 0 ****
--- 1,22 ----
+ ; RUN: llvm-as < %s | opt -gvnpre | llvm-dis
+ 
+ define fastcc void @compute_max_score_1() {
+ entry:
+ 	%tmp7 = sub i32 0, 0		; <i32> [#uses=0]
+ 	br label %bb
+ 
+ bb:		; preds = %bb212, %entry
+ 	%indvar29 = phi i32 [ 0, %entry ], [ %indvar.next30, %bb212 ]		; <i32> [#uses=2]
+ 	%j.01.0 = sub i32 %indvar29, 0		; <i32> [#uses=0]
+ 	br label %cond_next166
+ 
+ cond_next166:		; preds = %cond_next166, %bb
+ 	br i1 false, label %bb212, label %cond_next166
+ 
+ bb212:		; preds = %cond_next166
+ 	%indvar.next30 = add i32 %indvar29, 1		; <i32> [#uses=1]
+ 	br i1 false, label %return, label %bb
+ 
+ return:		; preds = %bb212
+ 	ret void
+ }