1 ; This testcase can be simplified by "realizing" that alloca can never return
3 ; RUN: opt < %s -instcombine -simplifycfg -S | not grep br
5 declare i32 @bitmap_clear(...)
9 %live_head = alloca i32 ; <i32*> [#uses=2]
10 %tmp.1 = icmp ne i32* %live_head, null ; <i1> [#uses=1]
11 br i1 %tmp.1, label %then, label %UnifiedExitNode
13 then: ; preds = %entry
14 %tmp.4 = call i32 (...)* @bitmap_clear( i32* %live_head ) ; <i32> [#uses=0]
15 br label %UnifiedExitNode
17 UnifiedExitNode: ; preds = %then, %entry