1; PR957 2; RUN: opt < %s -simplifycfg -S | \ 3; RUN: not grep select 4 5@G = extern_weak global i32 6 7define i32 @test(i32 %tmp) { 8cond_false179: 9 %tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1] 10 br i1 %tmp181, label %cond_true182, label %cond_next185 11cond_true182: ; preds = %cond_false179 12 br label %cond_next185 13cond_next185: ; preds = %cond_true182, %cond_false179 14 %d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1] 15 ret i32 %d0.3 16} 17 18define i32 @test2(i32 %tmp) { 19cond_false179: 20 %tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1] 21 br i1 %tmp181, label %cond_true182, label %cond_next185 22cond_true182: ; preds = %cond_false179 23 br label %cond_next185 24cond_next185: ; preds = %cond_true182, %cond_false179 25 %d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1] 26 call i32 @test( i32 4 ) ; <i32>:0 [#uses=0] 27 ret i32 %d0.3 28} 29