xref: /llvm-project/llvm/test/Transforms/LoopStrengthReduce/pr3086.ll (revision 055fb7795aa219a3d274d280ec9129784f169f56)
1; RUN: opt < %s -loop-reduce
2; RUN: opt < %s -passes='require<scalar-evolution>'
3; PR 3086
4
5	%struct.Cls = type { i32, i8, [2 x ptr], [2 x ptr] }
6	%struct.Lit = type { i8 }
7
8define fastcc i64 @collect_clauses() nounwind {
9entry:
10	br label %bb11
11
12bb5:		; preds = %bb9
13	%0 = load ptr, ptr %storemerge, align 8		; <ptr> [#uses=0]
14	%indvar.next8 = add i64 %storemerge.rec, 1		; <i64> [#uses=1]
15	br label %bb9
16
17bb9:		; preds = %bb22, %bb5
18	%storemerge.rec = phi i64 [ %indvar.next8, %bb5 ], [ 0, %bb22 ]		; <i64> [#uses=2]
19	%storemerge = getelementptr ptr, ptr null, i64 %storemerge.rec		; <ptr> [#uses=2]
20	%1 = icmp ugt ptr null, %storemerge		; <i1> [#uses=1]
21	br i1 %1, label %bb5, label %bb22
22
23bb11:		; preds = %bb22, %entry
24	%2 = load ptr, ptr null, align 8		; <ptr> [#uses=0]
25	br label %bb22
26
27bb22:		; preds = %bb11, %bb9
28	br i1 false, label %bb11, label %bb9
29}
30