1 ; RUN: llc -fast-isel=true -O1 -mtriple=x86_64-unknown-linux-gnu -start-before=codegenprepare -stop-after=codegenprepare -o - < %s | FileCheck %s
9 L34: ; preds = %L34, %L34, %top
10 %.sroa.075.0 = phi i64 [ undef, %top ], [ undef, %L34 ], [ undef, %L34 ]
11 %0 = icmp sgt i8 undef, -1
12 %cond5896 = icmp eq i8 0, 2
13 %cond58 = and i1 %cond5896, %0
14 ; During codegenprepare such degenerate branches can occur and should not
16 ; CHECK: br label %L34
17 br i1 %cond58, label %L34, label %L34