1; PR957 2; RUN: opt < %s -simplifycfg -S | FileCheck %s 3 4; CHECK-NOT: select 5 6@G = extern_weak global i32 7 8define i32 @test(i32 %tmp) { 9cond_false179: 10 %tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1] 11 br i1 %tmp181, label %cond_true182, label %cond_next185 12cond_true182: ; preds = %cond_false179 13 br label %cond_next185 14cond_next185: ; preds = %cond_true182, %cond_false179 15 %d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1] 16 ret i32 %d0.3 17} 18 19define i32 @test2(i32 %tmp) { 20cond_false179: 21 %tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1] 22 br i1 %tmp181, label %cond_true182, label %cond_next185 23cond_true182: ; preds = %cond_false179 24 br label %cond_next185 25cond_next185: ; preds = %cond_true182, %cond_false179 26 %d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1] 27 call i32 @test( i32 4 ) ; <i32>:0 [#uses=0] 28 ret i32 %d0.3 29} 30