llvm/test/Transforms/SimplifyCFG/2002-05-05-EmptyBlockMerge.ll
Tanya Lattner ceca194c43 Remove llvm-upgrade and update tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48137 91177308-0d34-0410-b5e6-96231b3b80d8
2008-03-10 07:21:50 +00:00

23 lines
536 B
LLVM

; Basic block #2 should not be merged into BB #3!
;
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | \
; RUN: grep {br label}
;
declare void @foo()
define void @cprop_test12(i32* %data) {
bb0:
%reg108 = load i32* %data ; <i32> [#uses=2]
%cond218 = icmp ne i32 %reg108, 5 ; <i1> [#uses=1]
br i1 %cond218, label %bb3, label %bb2
bb2: ; preds = %bb0
call void @foo( )
br label %bb3
bb3: ; preds = %bb2, %bb0
%reg117 = phi i32 [ 110, %bb2 ], [ %reg108, %bb0 ] ; <i32> [#uses=1]
store i32 %reg117, i32* %data
ret void
}