1 ; This test shows SCCP "proving" that the loop (from bb6 to 14) loops infinitely
2 ; this is in fact NOT the case, so the return should still be alive in the code
3 ; after sccp and CFG simplification have been performed.
5 ; RUN: llvm-upgrade < %s | llvm-as | opt -sccp -simplifycfg | llvm-dis | grep ret
13 %reg403 = phi int [ %reg155, %bb14 ], [ 0, %bb3 ] ; <int> [#uses=2]
14 %reg155 = add int %reg403, 1 ; <int> [#uses=3]
19 %reg407 = phi int [ %reg408, %bb11 ], [ 0, %bb6 ] ; <int> [#uses=2]
20 %reg408 = add int %reg407, 1 ; <int> [#uses=2]
21 %cond550 = setle int %reg407, 1 ; <bool> [#uses=1]
22 br bool %cond550, label %bb11, label %bb12
28 %reg409 = phi int [ %reg410, %bb13 ], [ 0, %bb12 ] ; <int> [#uses=1]
29 %reg410 = add int %reg409, 1 ; <int> [#uses=2]
30 %cond552 = setle int %reg410, 2 ; <bool> [#uses=1]
31 br bool %cond552, label %bb13, label %bb14
34 %cond553 = setle int %reg155, 31 ; <bool> [#uses=1]
35 br bool %cond553, label %bb6, label %bb15