1 ; RUN: opt < %s -passes=instcombine,simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S |\
2 ; RUN: not grep "call void @abort"
4 @b_rec.0 = external global i32 ; <ptr> [#uses=2]
6 define void @_Z12h000007_testv(ptr %P) {
8 %tmp.2 = load i32, ptr @b_rec.0 ; <i32> [#uses=1]
9 %tmp.9 = or i32 %tmp.2, -989855744 ; <i32> [#uses=2]
10 %tmp.16 = and i32 %tmp.9, -805306369 ; <i32> [#uses=2]
11 %tmp.17 = and i32 %tmp.9, -973078529 ; <i32> [#uses=1]
12 store i32 %tmp.17, ptr @b_rec.0
13 %tmp.17.shrunk = bitcast i32 %tmp.16 to i32 ; <i32> [#uses=1]
14 %tmp.22 = and i32 %tmp.17.shrunk, -1073741824 ; <i32> [#uses=1]
15 %tmp.23 = icmp eq i32 %tmp.22, -1073741824 ; <i1> [#uses=1]
16 br i1 %tmp.23, label %endif.0, label %then.0
18 then.0: ; preds = %entry
19 tail call void @abort( )
22 endif.0: ; preds = %entry
23 %tmp.17.shrunk2 = bitcast i32 %tmp.16 to i32 ; <i32> [#uses=1]
24 %tmp.27.mask = and i32 %tmp.17.shrunk2, 100663295 ; <i32> [#uses=1]
25 store i32 %tmp.27.mask, ptr %P